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GRASEBY Omnifuse Infusion Pump Service Manual

1. Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Massunits Reads the value of the M MUG None M mug U E D 7 status Infusion in ug h configuration parameter Set mass Sets the value of the Infusion C MUG KE D C mug E OK 5 lt value as set units 7 in pg h configuration E_NOTOK parameter Massunits Reads the value of the M MUH None M muh V E D 8 status Infusion in pg min configuration parameter Set mass Sets the value of the Infusion C MUH E D C muh E_OK lt value as set units 8 in pg min configuration E NOTOK parameter Massunits Reads the value of the M MUI None M mui U E D Nanogram kg h 9 status Infusion in ng kg h configuration parameter Set mass Sets the value of the Infusion C MUL E D C mui E OK 5 value as set units 9 in ng kg h configuration E NOTOK status parameter Massunits Reads the value of the M MUJ None M muj U E D Nanogram kg min 10 status Infusion in ng kg min configuration parameter Set mass Sets the value of the Infusion C MUJ E D C muj E_OK lt value as set units 10 in ng kg min configuration E NOTOK status parameter Massunits Reads the value of the M
2. Parameter Valid range Format defined by example Infusion rate ml h 0 1 to 800 0 1 to 99 9 100 to 800 Infusion rate ml min 0 01 to 13 0 0 01 to 9 99 10 0 to 13 0 Infusion rate mg kg h 0 1 to 99 9 0 1 to 9 9 10 0 to 99 9 Infusion rate mg kg min 0 01 to 9 99 0 01 to 9 99 Infusion rate ug kg h 1 to 999 1 to 999 Infusion rate ug kg min 0 1 to 99 9 0 1 to 9 9 10 0 to 99 9 Infusion rate ng kg h 1 to 999 1 to 999 Infusion rate ng kg min 0 1 to 99 9 0 1 to 9 9 10 0 to 99 9 Infusion rate mg h 0 1 to 500 0 1 to 99 9 100 to 500 Infusion rate mg min 0 01 to 50 0 0 01 to 9 99 10 0 to 50 0 Infusion rate ug h 0 2 to 999 0 2 to 99 9 100 to 999 Infusion rate ug min 0 02 to 99 9 0 02 to 9 99 10 0 to 99 9 Infusion rate ng h 0 2 to 999 0 2 to 99 9 100 to 999 Infusion rate ng min 0 02 to 99 9 0 02 to 9 99 10 0 to 99 9 Dose Loading Dose 0 1 to 99 9 0 1 to 99 9 Bolus Dose ml Dose Loading Dose 0 1 to 99 9 0 1 to 99 9 Bolus Dose mg Dose Loading Dose 0 1 to 999 0 1 to 99 9 100 to 999 Bolus Dose ug Dose Loading Dose 0 1 to 999 0 1 to 99 9 100 to 999 Bolus Dose ng Dose Loading Dose 0 1 to 99 9 0 1 to 99 9 Bolus Dose mg kg Dose Loading Dose 0 1 to 999 0 1 to 99 9 100 to 999 Bolus Dose pg kg Service Manual Issue C March 2005 8 15 Omnifuse Syringe Pump Smiths Medical Dose Lo
3. Com Description Transmitted Data Response Data Notes KE Con Com Parameters Con Com Parameters trol mand trol mand Set PCA Sets the value of the PCA C ASRE asrp E_OK lt value as set Determines if pain score charting PCS Score PCS Score range pain E SCORE RANGE 0 TO E NOTOK uses a scoring scale of 0 3 0 range configuration parameter 3 10 or 0 100 pain E_SCORE_RANGE_0_TO _10 E SCORE RANGE 0 TO _ 100 Read PCA Reads the value of the PCA M ASRN None M asrn PCS Score PCS Score range nausea E SCORE RANGE 0 TO 3 range sedation configuration nausea parameter E SCORE RANGE 0 TO 1 sedation 0 E SCORE RANGE 0 TO 1 00 Set Read Sets Reads the value of the C ASRN asrn E_OK lt value as set Determines if nausea and PCA PCS PCA PCS Score range E SCORE RANGE 0 TO E NOTOK sedation score charting uses a Score nausea sedation 3 scoring scale of 0 3 0 10 or 0 range configuration parameter E_SCORE_RANGE_0_TO 100 nausea _10 sedation E SCORE RANGE 0 TO _ 100 Read PCA Reads the value of the PCA M ACHN None M achn E D PCS PCS Charting nausea Charting configuration parameter nausea Set PCA Sets the value of the PCA C ACHN E D C achn E_OK lt value as set Indicates if a charting for nausea PCS PCS Charting nausea E_NOTOK is available Charting
4. ssssssssssssssssseseeeeeeneeen nennen 1 4 Patient Controlled Analgesia PCA ssssssseeenese 1 4 Cable and wrist strap ccceccceeeseeeeneeeeeseeeeeeeeeseeeeeeeeeeseeaeesseeeeseas 1 4 Connection to pump sesesseseeeeeeenneeenn nennen nnne nnns 1 4 Patient demand button and handset light AA 1 4 Safety features nnne nennen nnne nnns 1 4 rotes ege age Eat Nee bereits 1 5 Operation wan ve Wd e ir at tet mts 1 5 The drive mechanism REENEN 1 5 The pusher ccc 1 5 THE EEN 1 5 Independant Battery Monitor ssen 1 6 System self tests eege ee dg es 1 6 Interconnections EEN 1 7 Power Supply Unit PCB sse nnne nnne 1 7 Main POB EE 1 8 Chapter 2 Maintenance Procedures Annual maintenan ciii 5 cento WYR credits HN WWF EE GW NWN Ee o 2 1 Preventive maintenance s ceeeceeeseecseeesensneeeeeeseseecessnseneeneesesooeoasans 2 1 Care and replacement of batteries cecceeeceeeeeseeeeeneeeeeneeeseneeeseneeeesenees 2 Battery replacement AA 2 2 Tools and equipment eege i oY Yu Hd een Fa enin dua YN i 2 4 Consumable ltems lLLiiLLiLLLeLe cce e eLe eese eres eese nene nn nna n anu n nun 2 5 Service Manual Issue C March 2005 xi Omnifuse Syringe Pump Smiths Medical VS a LL a esa Rm 2 5 Disinfectants ERR ittis 2 5 Technician Software E 2 6 Before using the Technician software sssseeee 2 7
5. 6 service Technician parameter 12 gt E NOTOK recall Read Read Custom syringe M SRG None M srg E OK N lt CL gt Where syringe dimension Technician lt BDO gt dimensio parameter lt BDI gt CL closed length hard height ns NV lt 00 01to99 99 gt I ES BDO outer barrel diameter v lt 00 01to99 99 gt BDI inner barrel diameter lt 00 01to99 99 gt NV nominal volume 2 2 5 331 157 110i 20 125i 1301 1501 NM name 12 lt free text character gt 12 The dimensions are in millimetres A iUi response indicates that there is not current setting for this parameter 8 64 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes mand Nam amg Con Com Parameters Con Com Parameters trol mand trol mand Set Set Custom syringe C SRG CL C srg E_OK Where syringe dimension Technician lt BDO gt lt CL gt dimensio parameter lt BDI gt lt BDO gt CL closed length hard height fis NV lt BDI gt lt 00 01to99 99 gt lt NM gt SNV PT BDO outer barrel diameter SEM lt 00 01t099 99 gt E_NOTOK BDI inner barrel diameter lt 00 01to99 99 gt NV nominal volume i2i 2 5 i8i 157 i101 1201 1253 1301 1501 NM name 12 lt free text character gt 12 The dimensions
6. Issue C March 2005 Service Manual omnifuse Chapter 6 Parts List Smiths Medical Omnifuse Syringe Pump Chapter 6 Parts Lists This chapter lists sub assemblies and individual parts reguired for service and repair Figure 6 1 identifies each sub assembly or part Note If the case is opened the Omnifuse Technician Software part number 0151 0266 is essential to complete calibration and testing Supply of Spare Parts To simplify ordering and supply most spares are available as part of a sub assembly rather than an individual component e g if a new locking upper case for the pump is ordered the case moulding complete with assembled lock mechanism keypad and display window will be supplied In addition to the various replacement sub assemblies and individual parts a Service Spares Kit is available The boxed kit contains a standard set of small components and fixings for the Omnifuse syringe pump see page 6 9 If the Lower case assembly is changed new labels must be prepared and fitted Use the blank labels provided and follow the print label instructions in the Omnifuse Technician Software part number 0151 0266 This ensures that the serial number date of manufacture and installed options are correctly displayed on the pump If the labels cannot be printed locally fax the label information and delivery address to the Smiths Medical Repair Centre on 44 0 1923 475900 where new labels ca
7. Pressure Sensor Dry Side For standard occlusion sensing checks that a specific pressure value can be detected only applicable if in line sensor option is not installed Load cell already calibrated and zeroed Pressure Sensor Checks that a specific in line occlusion Pneumatic transducer the programmed flow rate In Line pressure value can be detected Only tester and disposable applicable if in line sensor option is installed Rate Test Checks that infusion is at approximately 50 ml syringe Service Manual Issue C March 2005 Omnifuse Syringe Pump Calibration tests Smiths Medical The Basic and Functional tests check whether a particular function is working The Calibration tests check a particular function and calibrate it correctly Test Purpose Equipment Required Size Sensor Checks and calibrates the syringe size sensor Syringe size gauges Dry Side Pressure Checks and calibrates the standard occlusion pressure sensor only applicable if in line sensor option is not installed Calibrated and zeroed load cell In Line Pressure Checks and calibrates the in line pressure sensor only applicable if in line sensor option is installed Pneumatic transducer tester and disposable Calibrate Sounder Checks that the sounder is working and allows you to adjust its frequency to give optimum sound Sound level meter
8. Open the pump case see Open the Pump Case page 4 3 Using an extractor tool disconnect the display keypad and optical encoder ribbon cables from the main PCB and put the pump upper case aside Disconnect the ribbon cables and remove the main and power supply PCBs Unfasten the four screws and remove the latch bar and pole clamp assembly from lower case Disconnect the ribbon cable from the optical interface PCB and unfasten the two nylon screws Remove the PCB and seal Discard the seal Locate the new optical interface seal in the recess inside the clamp and fix the PCB in place with the spacers and the two nylon screws The spacers fit inside the holes in the seal and the PCB fixes on top of them Issue C March 2005 Service Manual Smiths Medical T 8 10 11 12 13 Omnifuse Syringe Pump Fix the white double sided adhesive pad in place on the on the back of the chip im mediately behind ribbon cable connection on the board Plug the ribbon cable in the connector GM 51_C 2083GB A Remove the white double sided adhesive backing paper and press the ribbon cable firmly to it Using the four M4 screws fix the pole clamp assembly to the back of the lower case moulding Two pozi pan screws and shake proof washers go through the support frame into the pole clamp two countersunk screws go through the latch bar and pole clamp into the case moulding Locate the main and power supply PC
9. 5 10 C nep E_OK lt value as set The response E RANGE ERR empty the near empty system E RANGE ERR will be returned if the value sent point currently selected 0 2 0 5 1 2 is not in the set of permitted 3 5 10 AUTO values for the current near empty type Read key Reads the current setting for M KBV None M kbv E_OK lt 0 to 10 gt Note a returned value of 0 beep the keep beep volume E NOTOK indicates that the key beep is off volume E NOTOK will be used to indicate that the command could not be processed because the parameter is unavailable through higher level configuration settings Set key Sets the key beep volume to C KBV lt 0 to 10 gt C kbv E_OK lt value as set E NOTOK will be used to indicate beep the value passed E RANGE ERR E LT that the command could not be volume ZER processed because the parameter lt key beep volume lower is unavailable through higher limit gt level configuration settings E RANGE ERR FE GT y key beep volume upper limit E NOTOK Read Reads the current setting for M DCO None M dco 0 to 20 gt The value returned will be in the display the display contrast range 0 low to 20 high contrast 8 52 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data N
10. Frame 2 1 lt event data gt 3000 where VN is the primary software version in the form N N N Note An infusionis characterised by infusion start and stop events there may be a number of events e g rate change between these events A stop event is an event that reguires the infusion to be set up again before a start event key press or external command is accepted Note The event number date and time are for the start event of each infusion found lt event number gt is a record seguence number from the history store 8 42 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Read Read the user totaliser value M TG None M tg For continuous Note that the response is different totalisers from the pump intermittent etc for different infusion modes The ons values returned correspond to lt reset end bd those available to a user of the Sreset time gt t t pump at the front panel volume total2 mass total For PCA and PCS reset date reset time gt volume total gt mass total total demands gt total good demands Reset First of 2 commands that C TRE None 5 tre E OK E NOTOK totaliser must be sent in order to reset enable the user tot
11. If a critical component is renewed its serial number must be recorded Critical parts The following critical parts of the Omnifuse syringe pump are listed in the Omnifuse Technician Software Pusher drive assembly including the syringe ear clamp sensor and the syringe size sensor part number 0151 0578 Power supply PCB part number 0151 0568 Main PCB replaceable only by Smiths Medical International Ltd Customer Support Engineers In line sensor if installed part number 0151 0615 Independent Battery Monitor IBM board part number 0151 0088 If any of these parts are changed the new serial number must be entered in the Log Replacement of PCBs and Critical Parts for pump xxxxxxxx dialog box accessed via Change Replace Part on the menu bar of the Omnifuse Technician Software This ensures that a complete service record for each pump is maintained Critical parts are supplied with their serial number After installation complete steps 1 to 5 for each changed part 1 Open the Omnifuse Technician PC Software 2 Enter your name in the Please enter your name dialog box and click on OK If you have the pump connected click on Attach Pump and Get Log If the pump is not connected and a Repair Log already exists either enter the 8 digit serial number in the Serial Number box or select the serial number from the drop down list Click on Select Serial No and Get Log 3 Select Chang
12. Syringe Pump Push the wiring loom connectors onto the terminals of the new batteries ensuring correct polarity GM151_2080GB A Peel the backing strip off the battery seal and fix the seal to the inside of the bat tery cover plate ien 51 C2081GB A re Locate the batteries in their compartments Locate and secure the battery cover plate with the four retaining screws GM151 C 2082GB B Connect the pump to a PC with the RS232 connector and run the Technician soft ware Battery Current test Connect the pump to the mains electricity supply Switch on for six minutes then switch off at the mains to reset the battery power detector 10 Switch the pump on again so that the batteries can charge This takes about 10 hours Service Manual Issue C March 2005 2 3 Omnifuse Syringe Pump Smiths Medical Tools and equipment The following tools and equipment are required for servicing repairing or upgrading an Omnifuse syringe pump Smiths Part Number ltem or Suggested Type PC Pentium 100MHz or above with at least 32 Mb of RAM RS232 interface and printer Must be running Windows 95 or later see Omnifuse Technician Software booklet supplied with the CD ROM for details Omnifuse Technician Software CD ROM 0151 0266 Digital multimeter Fluke 79 111 Sound level meter analog Castle GA206 60 MHz Oscilloscope Tektronix TDS210 or similar Optical checking fixtu
13. This chapter contains the following information Safety considerations Serial interface requirements Message format Communications link control Enumerated data Data format and ranges Commands and responses Safety Considerations The information returned from the pump should be checked against the values sent by the controller so as to detect any uncontrolled changes to the values If the external controller detects a data mis match it will send a disconnect message to the pump The pump will only accept commands in the order which corresponds to that in which the user is required to enter data to operate the pump via the front panel keypad Service Manual Issue C March 2005 8 1 Omnifuse Syringe Pump Smiths Medical As the integrity of the communication link is important for the correct transfer of data loss of communication by whatever cause must be detected by a communications time out As part of its communications loss detection the pump has a communications time out of 2 seconds The external controller should have a communications time out as part of its communications loss detection As pump communications time out is 2 seconds the external controller must send keep alive messages at least every 2 seconds to keep the communications link alive Note that while the pump is in the infusing mode and connected to an external controller a communications time out will generate a pump op
14. This chapter identifies the major symptoms possible causes and corrective actions when making a preliminary fault diagnosis on the Omnifuse syringe pump The Technician software and visual inspection may be used to locate faults more precisely Note When connected to a PC the correct RS232 cable part number 0058 0738 ONLY may be used The tables list possible faults in the following power supply unit PCB battery main PCB keypad display command wheel optical encoder drive mechanism occlusion sensing syringe size sensing syringe load unload seguence optical interface sounder PCA handset if fitted Chapter 2 Maintenance Procedures and Chapter 4 Disassembly and Reassembly Jnstructions gives information on correcting faults Symptom Possible Causes Action Pump does not power up at switch on AC mains power LED dead Note This only occurs if batteries are not charged Pump not plugged in Check the mains lead at each end Current not switched on at mains Switch on at the mains Power cut Check whether other appliances on the same supply are also dead Fuse blown Check the mains lead plug and fit new fuse if necessary Power supply unit PCB failed Ensure fuses F3 or F4 on the PSU PCB are not blown Run the Check Voltages test Fit a new power supply PCB if necessary AC MAINS FAILURE warning while pump running Pump unplu
15. E_GT 5A Greater than used as part of the error response to a parameter set command E_STATUS_RESPONSE 5B Status returned is specific to this command not a general response as defined in this table E_INVALID_RATE 61 The given preset bolus dose and time generated an invalid bolus rate E_INVALID_TIME 62 The given preset bolus dose and rate generated an invalid bolus duration E_TIME 63 Time based near empty system or dose duration cycle time specified as a time E_VOLUME 64 Volume based near empty system E_STAT 65 Dose duration STAT rate Reserved was E SINGLE 66 Reserved was Dose cycle time single dose E_USER_RATE 67 Dose duration is set by users E_PAIN_SCORE_DISABLED 68 Pain score is disabled E PAIN SCORE SEPARATE 69 Separate pain scoring for movement and at rest E PAIN SCORE COMBINED 6A Combined pain scoring for movement and at rest E LED OFF 6B LED in Handset is OFF 8 12 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump E_LED_CONTINUOUS 6C LED in Handset is constantly illuminated E_LED_AVAILABLE 6D LED in Handset is constantly illuminated E_PRIMARY 71 Main processor E_SECONDARY 72 Slave processor E FORWARD 73 Direction of motor travel for test purposes only E BACKWARD 74 Direction of motor travel for test purposes only E OPEN 75 Open clamping arms E CLOSE 76 Close
16. Syringe Pump Enumerated Data Smiths Medical The enumerated data type width shall be one octet 8 bits it is unsigned The range of values which may be defined for enumerated data is 0 to 255 inclusive transmitted as two ASCII hex characters In the following definitions the enumerated data have been grouped for ease of reference Message Errors and General Message Responses 00 2F The enumerated errors are defined in the following table Name Value Description E_ERR_NOT_VALID 00 Error number received not within the defined range of error numbers E_ERR_CONTROL 01 Invalid character in control field E ERR STATUS 02 Invalid character in status field E ERR SERIES 03 Invalid character in series field E ERR SEQUENCE 04 Invalid character in sequence field E ERR NOT SEQUENCE 05 Out of sequence message received E ERR LENGTH 06 Invalid character in length field E ERR DATA LENGTH 07 Data field length does not match the length specified in the length field of the message E ERR CRC 08 CRC received does not match calculated by receiver E ERR MESSAGE LENGTH 09 Total message length exceeded E ERR CRC CHAR 0A Invalid character in CRC field E ERR NEW COMMAND 10 New different from original command received while sending a series of responses E ERR UNRECOGNISED 11 Unrecognised command COMMAND E ERR PARAM FORMAT 12 Parameter format error E ERR WRON
17. configuration parameter nausea Read PCA Reads the value of the PCA M ACHS None M achs E D PCS PCS Charting sedation Charting configuration parameter sedation Service Manual Issue C March 2005 8 61 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Set PCA Sets the value of the PCA C ACHS E D C achs E_OK lt value as set Indicates ifa charting for sedation PCS PCS Charting sedation E NOTOK is available Charting configuration parameter sedation Read PCA Reads the value of the PCA M ASTO None M asto E D PCS Shift PCS Shift totals totals configuration parameter Set PCA Sets the value of the PCA C ASTO E D C asto E_OK lt value as set Indicates if shift totals feature is PCS Shift PCS Shift totals E NOTOK availble totals configuration parameter Read PCA Reads the value of the PCA M ASTM None M astm lt value shift1 gt PCS Shift PCS Shift times lt value shift2 gt lt value times configuration parameter shift3 gt Set PCA Sets the value of the PCA C ASTM lt value shift1 gt C astm E_OK lt value as set Defines the start times of up to 3 PCS Shift PCS Shift t
18. defaults Read Reads Syringe brands M SYRB None M syrb iE 3D Ei D A total of 16 E D Syringe enabled 0 E D brands enabled 8 68 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com mand Name Description Transmitted Data Response Data Notes Con trol Com Parameters mand Con trol Com Parameters mand Set Syringe brands enabled Sets Syringe brands enabled SYRB E D St ZE 2d E D syrb E_OK lt values set It is import to set the E D for E_NOTOK syringes according to the following order BD PRECISE CODE EUROJECT EVANS FRESENIUS IMS PUMPJECT JMS MONOJECT NIPRO OMNIFIX PERFUSOR PHARMAJECT BD PLASTIPAK TERUMO TOP ZENECA PFS Service Manual Issue C March 2005 8 69 The details given in this Manual are correct at the time of going to press The company however reserves the right to improve the eguipment shown For further information please contact your local distributor or Smiths Medical direct on 44 0 1923 246434 smcPchs Smiths Medical MD Inc 1265 Grey Fox Road St Paul MN 55112 U S A European Representative Smiths Medical International Limited Watford Herts U K WD24 4LG Telephone 44 0 1923 246434 Facsimile 44 0 1923 231595 http www smiths medical co Omnifuse is a registered
19. manuals When operating instructions specification standards or trumpet curve information is required refer to the appropriate manual s in the following list Omnifuse Syringe Pump Omnifuse syringe pump Instruction Manual part number 0151 0839 Omnifuse syringe pump Quick Reference Guide part number 0151 0843 Omnifuse syringe pump Technical User Manual part number 0151 0840 Omnifuse PCA Syringe Pump Omnifuse PCA Syringe Pump Quick Reference Guide part number 0153 0080 Omnifuse PCA Syringe PumpTechnical User Manual part number 0158 0083 Omnifuse PCA Syringe Pump Instruction Manual part number 0153 0082 This manual is used in conjunction with Omnifuse Technician software part number 0151 0266 Drug protocols are set up using the Omnifuse Drug Protocol Management System part number 0153 0084 Both programs are supplied on CD ROMs Omnistack Omnifuse Syringe Pump Stacking System Instruction Manual part number 0156 0084 WARNING The Omnifuse syringe pump must be maintained serviced and repaired only by properly trained and qualified technicians who have completed a Smiths Medical service training course If any other personnel carry out such work it may result in inaccurate operation of the pump thereafter leading to incorrect infusions and possibly causing injury or death to patients Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Product Overvie
20. Clamping arms not open 73 The clamping arms were not open Run Sensors and Load during a syringe load Unload and Sensors tests Motor control error 74 Amotor control error has been Check main PCB then detected motor leadscrew and opto sensor Motor drive error 75 A motor drive error has been Check main PCB then detected motor leadscrew and opto sensor Pump not calibrated 77 The pumpis not calibrated Please Perform calibrations calibrate WSS DSS and OSSS sensors before use Motor Drive Module POST 78 The Motor Drive Module has Check main PCB then failed its power on self test motor leadscrew and opto sensor Software Fault 99 The software reported a run time error The additional error code allows details of the specific fault to be determined by Smiths Medical International Ltd 3 10 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Figure 3 1 shows the block diagram for the power supply PCB The signals on connector JP2 are shown in Figure 1 1 in chapter 1 123456789 10 11 12 3 x Cyclon Batteries Rectification Smoothing and EMI block Fuses Vec 12V BON Connector JP2 S g 8 9 Battery Ambient Charge Temperature Control Compensation Main PCB Signal Main PCB Signal Main PCB Signal Main PCB Signal Trickle Charge Level 1 Trickle Charge Level 1 Temp Adjust Signal to Main PCB 1
21. Data format asynchronous 8 data bits 1 stop bit no parity Flow control none Signal levels as defined in EIA 232 specification MESSAGE FORMAT Messages are of two types Commands and Responses Commands are sent from the external controller to the pump a response is returned by the pump to the external controller All messages begin with a start character followed by a number of fields terminated by a stop character All data with the exception of free text between the start and stop characters will conform to the ASCII standard and will be in the range 0x20 to 0x7A inclusive This allows the messages to be observed using a simple terminal program The message fields in sequence are as follows lt start gt lt address gt lt control gt lt status gt lt series gt lt sequence gt lt length gt lt data gt lt CRC gt lt stop gt Each field is explained briefly in the following table Field name Field length Description bytes start 1 Message start character 0x7B address 8 Pump address it is the pump serial number right justified with leading zeros added to fill the field I e a pump with serial number 24 will have an address of 00000024 control status 1 This defines the type of message the valid characters are C Control message M Monitor message N Network message 1 This allows the pump to request disconnection The valid characters are D Dis
22. If the main PCB is renewed the pump must be reprogrammed This can only be done by Smiths Medical service engineers at the Repair Centre 5 4 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Test Equipment The following equipment is required for testing and calibrating the Omnifuse syringe pump Part Number Item or Type PC Pentium 100MHz or above with at least 32 Mb of RAM RS282 interface and printer Must be running Windows 95 or later see Omnifuse Technician Software booklet supplied with the CD ROM for details Omnifuse Technician Software CD ROM 0151 0266 Digital multimeter Fluke 79 111 Sound level meter analog Castle GA206 60 MHz Oscilloscope Tektronix TDS210 or similar Optical checking fixture Part of Service Spares Kit 0151 0658 Occlusion set point indicator FMS GM74 564 matched and calibrated with set point transducer below jointly known as the Load Cell for test purposes Occlusion set point transducer FMS GM74 565 matched and calibrated with set point indicator above jointly known as the Load Cell for test purposes 0151 0287 Syringe size gauge set 8 mm 12 mm 13 mm 14 mm 21 mm 25 mm and 35 mm 0151 0259 Pneumatic transducer tester Dale20 Bio Tek DPM 1B Philips screwdriver No 1 Philips screwdriver No 2 Screwdriver flat blade 4mm x 150 mm Torque screwdriver adjust
23. SIX HOURS SEVEN HOURS INFUSION O EIGHT HOURS E USER DEFINE ONE HOUR TWO_HOURS 2 THREE HOURS 3 FOUR_HOURS 4 FIVE HOURS 5 SIX HOURS 6 SEVEN HOURS 7 EIGHT HOURS 8 USER DEFINE 9 Set PCA Sets the value of the PCA C ADLP INFUSION C adlp INFUSION ONE HOUR PCS dose PCS dose limit fixed period ONE HOUR TWO HOURS limit fixed configuration parameter TWO HOURS THREE HOURS period THREE HOURS FOUR HOURS FOUR HOURS FIVE HOURS FIVE HOURS SIX HOURS SIX HOURS SEVEN HOURS SEVEN HOURS EIGHT HOURS EIGHT HOURS USER DEFINE USER DEFINE 8 56 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Read PCA Reads the value of the PCA M ACI None M aci U E Indicates if a continuous PCS PCS continuous infusion background infusion is required contin configuration parameter as part of programming sequence uous infusion Set PCA Sets the value of the PCA C ACI E D C aci E_OK lt value as set Set to E if a continuous PCS PCS continuous infusion E_NOTOK background infusion is required contin configuration parameter as part of programming sequence uous infusion Read PCA Reads the value of t
24. Service Manual Smiths Medical Commands and Responses Omnifuse Syringe Pump Any parameter that starts with E is an enumerated data type the enumerations are detailed earlier The formatting and valid range for any parameter shown thus lt lt name gt gt is described in section When setting parameter values a convention has been adopted which reports value out of range errors in response This uses the E RANGE_ERR enumeration and includes a report of the limit transgressed by the supplied value Network messages Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Who s out Broadcast message sent by N XID None N xid None Response message contains there the external controller pump s actual address address field is set to 00000000 and the sequence number is 0 Connect Use by the controller to N XLG None N xlg timeout in seconds connect to a pump which has replied to the who s there message Disconnect Sent by either the external N XTC None N xtc None If remote control has been controller or the pump to established this command will close the link also terminate control Keep Alive Sent by the external N KAC None N kac None controller to prevent the link from timing out Service Manual Issue C March 2005 8 17 Omnifuse Syringe Pump Generic Infor
25. 196 available chlorine Preferably use a freshly made solution and do not use one which is more than 24 hours old Service Manual Issue C March 2005 2 5 Omnifuse Syringe Pump Smiths Medical Technician Software The Omnifuse Syringe Pump Technician software package supplied on CD ROM allows communication between the pump and a PC via the RS232 interface in order to perform tests and calibration during servicing Note The Technician software is an integral part of the Omnifuse syringe pump tool kit The pump cannot be serviced without it Only the RS232 cable part number 0058 0788 may be used The software Performs tests and calibration on the pump during servicing Enables and disables options and set parameters normally changed via the pump s own Configuration and Technician menus Examines and downloads the pump history Maintains the pump service database Stores the pump configurations and settings which can then be restored after servicing Prints pump records The Technician software has its own comprehensive system of on screen helps to guide the user through each stage of the process Note Before loading and running the Technician software check that the PC screen resolution has been set to at least 800 x 600 pixels with 16K colours and small normal font otherwise the screen will be distorted To use the Technician software package 1 Switch on the pump ensure that the interface cable
26. 4 Remove the spring from the damaged arm and place it over the new one This side uppermost GM151 C 2064GB B 5 With the jaws of the fork pointing upwards locate the fork end of the spring arm over the lug on the chassis Push it up to the spring s limit of compression 6 Press the pivot end of the spring arm until the jaws snap into place over the two lugs on the quadrant 7 Connect the pump to the PC and run the Technician software Check Syringe Size Sensor test part of Basic Tests 8 Close the case see Close Pump Case page 4 29 9 Using the syringe size gauges complete the Size Sensor test 10 Run the remaining Functional and Calibration tests Chapter 5 Syringe ear clamp sensor The syringe ear clamp sensor mechanism may need renewing in whole or in part if the ear clamp opto sensor has failed or the ear clamp sensor flag has broken or come loose The ear clamp opto sensor is part of the main PCB If the sensor fails the main PCB must be renewed by Smiths Medical International Ltd 4 26 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Replace the ear clamp sensor flag To renew the sensor flag the pump case must be opened Five flags are included in the service spares kit Testing and calibration is completed after reassembly Chapter 5 1 Open the case see Open the Pump Case page 4 3 2 Pull the ear clamp sensor flag off the pivot pin in the side of the driv
27. Com Parameters Con Com Parameters trol mand trol mand Set Sets the infusion mode for C IM E CONTINUOUS C im E_OK lt mode set E_NOT_AVALIABLE will be infusion the current pump E_INTERMITTENT E_NOT_AVALIABLE returned if the requested infusion mode E PRESET VOLUME mode is not available enabled on E PRESET TIME the pump E PCA E PCS E CIRCADIAN Get pump Gets the pump type M PUMP None M pump 4000 4100 4300 This command is accepted in all type E NOTOK states Service Manual Issue C March 2005 8 37 Omnifuse Syringe Pump Infusion Control Commands Includes Start infusion suspend infusion stop infusion perform hands free bolus Smiths Medical Com Description Transmitted Data Response Data Notes Jis Con Com Parameters Con Com Parameters ame trol mand trol mand Start Starts the infusion when the C SI None C Si E OK A response other than E OK Infusion pump is in the programming E ERR CLAMP OPEN indicates that the infusion has not or suspended states E ERR NO SYRINGE been started The pump shall E ERR COVER OPEN respond with E ERR NO HANDSET E ERR NOT READY if the infusion cannot be started for E ERR WRONG STATE reasons other than ones which E ERR NOT READY result in a specific error e g when not all the infusion parameters have been entered Suspend Suspends
28. M DOD None M dod E_TIME duration the current infusion lt lt Duration gt gt Set dose Sets the dose duration for the C DOD E TIME C dod E OK duration current infusion Duration E_TIME lt lt Duration HH MM gt gt HH MM gt gt E_RANGE_ERR E_LT BER lt Dose Duration lower limit gt E RANGE ERR rE_GTr BE lt Dose Duration upper limit gt 8 30 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes mand Name Control Com Parameters Control Com Parameters mand mand Read dose Reads the dose cycle time for M CYCL None M cycl E_TIME cycle time the current infusion lt lt Duration HH MM gt gt Set dose Sets the dose cycle time for C CYCL E TIME C cycb E OK cycle time the current infusion 22 E i r lt lt Duration HH E TIME r lt lt Duration MM gt gt HH MM gt gt E_RANGE_ERR E_LT P Dose Cycle Time lower limit E RANGE ERR rE_GTr 3 lt Dose Cycle Time upper limit gt Read start Reads the start delay set M STY None M sty lt lt Duration HH MM gt gt delay Set start Sets the start delay for the C STY Duration HH MM C sty E_OK lt lt Duration HH delay current infusion gt gt MM as set gt gt E_RANGE_ERR E_LT Zeck lt
29. M bt E_OK lt 0 00 to 9 99 gt The value represents the main battery Technician parameter E NOTOK battery voltage in volts voltage The response parameter defines the format of the returned data Read Read Battery usage M BTU None M btu lt 0 to 99999 gt The four response parameters battery Technician parameter 0 to 99999 gt i e battery buckets of lt 1hr usage 0 to 99999 gt 1hr to 4hrs 4hrs to 10hrs and lt 0 to 99999 gt 10hrs respectively define the format of the returned data Read Read the current value of M CK None M ck lt DD MM YYYY gt RTC the Real Time Clock lt HH MM SS gt Set RTC Sets the Real Time Clock C CK lt DD MM C ck E_OK lt DD MM Seconds are not included in the to the passed value KK e YYYY gt 3 command These are to be set lt HH MM gt lt HH MM gt E_NOTOK to zero when the clock is updated Service Manual Issue C March 2005 8 63 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes mand Nam ame Con Com Parameters Con Com Parameters trol mand trol mand Read Read service recall period M SVR None M svr lt 0 6 12 service Technician parameter recall Set Set service recall period C SVR lt O 6 12 gt C svr E_OK lt 0
30. MUK None M muk U E D Nanogram h 11 status Infusion in ng h configuration parameter Set mass Sets the value of the Infusion C MUK E D C muk E_OK lt value as set units 11 in ng h configuration E NOTOK status parameter Massunits Reads the value of the M MUL None M mul U E D Nanogram min 12 status Infusion in ng min configuration parameter Service Manual Issue C March 2005 8 47 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Set mass Sets the value of the Infusion C MUL E D C mul E OK 5 value as set gt units 12 in ng min configuration E NOTOK status parameter Maximum Reads the value of the Purge M MPR None M mpr 0 50 100 200 purge rate rate configuration 400 800 parameter Setmaxi Sets the value of the Purge C MPR O 50 100 200 C mpr E_OK lt value as set mum rate configuration 400 800 E NOTOK purgerate parameter Rate Reads the value of the Rate M RCR None M rcr E D change change while running while configuration parameter running Set rate Sets the valu
31. Rate not changed DE Bad demands exceeded FL Faulty handset LED FS Faulty handset switch FB Faulty handset LED and switch FH Handset failed in determinate Service Manual Issue C March 2005 8 21 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes man hs Con Com Parameters Con Com Parameters trol mand trol mand Initiate Command tells the pump C CI None C ci E OK E NOTOK Control will only be passed to the control that the external controller external controller if the pump wants to take control of the has been configured to enable pump External Control Following the acceptance of a CI command by the pump i e the pump returned an E OK response on receipt of subsequent CI commands by the pump the pump shall respond with E OK This mechanism provides confirmation for the external controller that the pump 1s currently under remote control Terminate Command tells the pump C CT None C ct E OK E NOTOK Note Sending this command control that the external controller while the pump is infusing will wants to relinquish control result in the pump raising an of the pump alarm although the command will be actioned i e external control will be terminated and a E OK response returned Set Change the pump to the M PGM None M pgm E OK E NOTOK Program Programming State ming State 8 22 Issue C
32. Running a Circadian infusion infusion infusing Under other conditions it responds period with E_NOTOK Set the Set the hour of a 24 hour C CIP lt 1 to 24 gt C cip E_OK lt period set This command is used during Circadian circadian rhythm infusion for E_RANGE_ERR E_LT programming of a Circadian infusion which the user is reading or Pr infusion It can be following by a period setting infusion parameters lt period lower limit gt Set Get Dose command which it E RANGE ERR rE GT will apply to the specified hour nr lt period upper limit gt Read Read the value of the patient M WT None M wt lt lt Patient weight gt gt Patient weight set Weight Set Patient Sets the patient weight in kg C WT Patient weight C wt E_OK lt lt Patient weight Weight only set gt gt E_RANGE_ERR E_LT E lt Patient weight lower limit gt E RANGE ERR rE_GTr BE lt Patient weight upper limit gt 8 34 Issue C March 2005 Service Manual Smiths Medical General Commands Omnifuse Syringe Pump These commands will be accepted in all states except Technician and Configuration Note that C Type Control Commands can only be accepted when Pump is under external control occlusion limit side the dry side occlusion pressure alarm limit Com Description Transmitted Data Response Data Notes mand Name Con Co
33. Sets the value of the C LCS E D C les E_OK lt value as set Value Enabled corresponds to cover Lockable cover configuration E_NOTOK With security value Disabled security parameter corresponds to Without security Intermit Reads the value of the M CIM None M cim U E D tent mode Intermittent mode status configuration parameter 8 44 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Set Sets the value of the C CIM E D C cim E OK r5 lt value as set intermit Intermittent mode E_NOTOK tent mode configuration parameter Pre set Reads the value of the Pre M CPV None M cpv U EY D volume Set volume mode mode configuration parameter status Set pre set Sets the value of the Pre Set C CPV E D C cpv E OK 5 r lt value as set volume volume mode configuration E NOTOK mode parameter Pre set Reads the value of the Pre M CPT None M cpt U E D time mode Set time mode configuration status parameter Set pre set Sets the value of the Pre Set C CPT E D C cpt E_OK lt value as set time mode time
34. Smiths Medical MD Inc If the leadscrew runs jerkily or noisily a smear of silicone grease Smiths Medical MD Inc part number 6835 2006 may be applied to the leadscrew using a cotton bud The screw must be run five times in each direction to spread the lubricant Associated manuals and software This manual should be read in conjunction with the following Smiths Medical MD Inc publications and software Title Part Number Omnifuse Syringe Pump Instruction Manual 0151 0839 Omnifuse PCA Syringe Pump Instruction Manual 0153 0082 Omnifuse Syringe Pump Technical User Manual 0151 0840 Omnifuse PCA Syringe Pump Technical User Manual 0153 0083 Omnifuse Syringe Quick Reference Guide 0151 0843 Omnifuse PCA Syringe Quick Reference Guide 0153 0080 Omnifuse Technician PC Software 0151 0266 Omnifuse Drug Protocol Management System 0153 0084 Service engineers must be familiar with the contents of the publications and the oper ation of the software before attempting any of the procedures in this manual vi Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Glossary The following acronyms are used in this manual Abbreviation Meaning ADC Analog to Digital Convertor BME Bio Medical Engineering Engineer CRC Cyclic Redundancy Check DVM Digital Volt Meter EOT End of travel FMS Force Measurement Systems Ltd ID Identification KVO Keep Vein Open LCD L
35. a command setting an infusion parameter out of sequence Inappropriate command for Examples Receipt of a E ERR WRONG STATE the pump s operating state configuration command while in programming state or receipt of a set infusion rate command while running an intermittent infusion Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Command series error When a Series of messages is being transmitted see above the same command must be used in every message of the series If a command other than the original command is received in the series this is an error E_ERR NEW_COMMAND Unrecognised command The command received is not defined in this document E_ERR UNRECOGNISED_ COMMAND Parameter format error Example Text parameter when a number is expected wrong number of parameters numeric parameter does not conform to format E ERR PARAM FORMAT Command is not supported by the pump type currently connected This occurs when attempting to change pump parameters that need to be in a fixed state on certain pump types Example The lockable cover Configuration parameter must be set to Enabled on a 4300 Omnifuse syringe pump PCA but 1s selectable Enabled Disabled on a 4100 Omnifuse syringe pump Thus a 4100 will accept the command whereas a 4300 will return this error status E ERR WRONG PUMP TYPE Notes Th
36. are in millimetres Delete Delete the value for the C DSRG None C dsrg E_OK E_NOTOK Removes the current setting for syringe Custom syringe this parameter dimension Technician parameter Read Read Pump Id Technician M PID None M pid 20 lt free text pump Id parameter character gt 20 Set Set Pump Id Technician C PID 20 lt free text C pid E_OK lt value set gt pump Id parameter character gt 20 E NOTOK Read Read Ward location M WRD None M wrd 20 lt free text ward Technician parameter character gt 20 location Service Manual Issue C March 2005 8 65 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Set ward Set Ward location C WRD 20 lt free text C wrd E_OK lt value set gt location Technician parameter character gt 20 E_NOTOK Read Read Technician password M TPS None M tps 5 lt character gt 5 Where lt character gt is one of Tech which governs entry into 0 1 2 3 4 5 6 7 8 9 passwor Technician state d Store Store the provided values C ILC Auch FEAST C ile E_OK lt Agy lt Ao gt is 4480 to 25088 gt a WSS Cal which are used to calibrate lt Pyal gt set gt r r lt P y set dimensionless value Ao In line sensor readings E NOTOK should b
37. case face down on a level surface and unfasten the four screws and remove the display PCB Ensure that the two end tabs from the LCD display on the underside of the PCB are flattened and each protected with a black self adhesive foam pad MER o Foam pads k Install the new display PCB securing it with the four self tapping screws supplied Tighten the screws to a torque of 40 cNm 3 Connect the display PCB connector JP5 keypad connector JP2 and optical en coder connector JP1 ribbon cables to the main PCB Connect the pump to the PC and run the Technician software Check Keypad and Display test part of Basic Tests Close the case see Close the Pump Case page 4 29 Run the Functional and Calibration tests Independent Battery Monitor IBM PCB Note The IBM board is fitted to the Phase 4 and PCA Omnifuse syringe pump The IBM board is attached to the underside of the main PCB by three locking support posts Two ribbon cables connect the board to the main PCB JP5 and the display 1 Separate the cases see Open the Pump Case page 4 3 Service Manual Issue C March 2005 4 5 Omnifuse Syringe Pump Smiths Medical 10 11 12 13 14 15 Using an extractor tool disconnect all cables from the main PCB Carefully pull the syringe size sensor flag out through the sensor block Carefully lift and turn over the main PCB from the case Disconnect the sounder r
38. contains commands or responses to commands Commands take the general form command parameter1 parameter2 Where command is a 2 to 5 character string uppercase only followed by 66 0 a or a The response always returns the command string converted to lowercase 66499 again followed by a or a as appropriate The response is followed by zero or more parameters separated by semi colons Each parameter is a character string of variable length Where the command string is followed by a the parameter s following the equals sign should be used to set value s If the command is accepted the response will return the passed value after it is processed e g if the request is to store a value the value is stored then the stored value is read back and included in the response CCITT CRC of all data from lt address gt to lt data gt inclusive The CRC is defined as follows Name CRC 16 CCITT Width 16 bits Poly 0x1021 Init 0XFFFF RefIn False RefOut False XorOut 0x0000 Before inclusion in the message the 16 bit CRC shall be converted to four ASCII characters upper case only Service Manual Issue C March 2005 8 5 Omnifuse Syringe Pump Smiths Medical Stop T Message end character Ox7D Message Assembly On receipt of a start character the external controller shall begin message assembly It shall assume that a complete message has be
39. h and at 5 ml h with a Braun Omnifix 50 ml sy ringe and 150 cm extension set Bolus can be administered either manually or as a preset volume at rates from 0 1 to 800 ml h depending on syringe size When the pump detects a nearly empty syringe it can infuse at a Keep Vein Open KVO rate This can be set between 0 05 and 2 ml h or turned off by setting it to zero The pump accepts syringes of 2 ml 5 ml 10 ml 20 ml 30 ml and 50 60 ml capacities see either Technical User Manual or Instruction manual Specifications and Stand ards A clamping sensor detects syringe size at loading and suggests the most likely brand from among the pump s library of syringe types Syringes can be purged at rates from 50 to 800 ml h depending on syringe size before an infusion starts Users may define a syringe type of their own using the Configure feature on the Omni fuse Syringe Pump Technician PC Software Controlling the pump The pump features an easily viewable LCD display which together with an array of LEDs and sound signals allows the pump s operation to be monitored from anywhere within sight and hearing range The pump is controlled via a soft touch keypad and a rotary command wheel that allows the user to select options from a succession of screen menus The pump can be factory programmed to operate in one of a many languages Whatever its primary operating language each pump also allows technicians the option of view ing displays in
40. handset Check optical interface e Check Independent Battery Monitor IBM board Functional tests These tests are run with the pump case closed Select Test on the Omnifuse Technician Software for details of each test The tests can be performed either individually or as a suite in the following order Check battery current Check sensors e Check load and unload sequence and sensors Occlusion sensing in line e Occlusion sensing dry side Check sounders Check PCA handset Check cover lock Service Manual Issue C March 2005 5 1 Omnifuse Syringe Pump Smiths Medical Check optical interface e Check pressure sense dry side e Check pressure sense in line Rate test Calibration tests The Calibration tests must be performed with the pump case closed The tests can be performed either individually or as a suite in the order shown Select Calibrate on the Omnifuse Technician Software for details of each test e Calibrate syringe size sensor Calibrate pressure sensor dry side Calibrate pressure sensor in line e Calibrate sounder Logging repairs and part replacement When logged onto the Omnifuse Technician Software a Repair screen which gives service information may be accessed The Repair screen is displayed when the application is first opened From this either the Repair Log for an attached pump or a previously stored Repair Log can be shown
41. infusion minutes E RANGE ERR rE_LTr etu Lock Out Period lower limit E RANGE ERR 4 E GT esp Lock Out Period upper limit gt Read dose Reads the dose limit time set M DLP None M dlp lt lt Period hours gt gt limit time Set dose Sets the dose limit time for C DLP lt lt Period hours gt gt C dlp E_OK lt lt Period limit time the current infusion hours gt gt E_RANGE_ERR E_LT SE lt Dose Limit Time lower limit gt E_RANGE_ERR E_GT AT lt Dose Limit Time upper limit gt Service Manual Issue C March 2005 8 33 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes mand Name Control Com Parameters Control Com Parameters mand mand Read dose Reads the dose limit for the M TDL None M tdl lt lt Dose limit gt gt limit current infusion Set dose Sets the dose limit for the C TDL Dose limit gt gt C tdl E_OK lt lt Dose limit limit current infusion set gt gt E RANGE ERR rE_LTr met Dose limit lower limit E RANGE ERR rE_GTmr SE lt Dose limit upper limit gt Read Read which hour of a 24 hour M CIP None M cip E_OK lt 1 to 24 gt The pump responds with E OK if current circadian rhythm infusion this command is received whilst Circadian the pump is currently E_NOTOK
42. is broken it must be renewed Five sensor flags are included in the Omnifuse syringe pump service spares kit 1 Open the case see Open the pump case page 4 3 2 Close the syringe barrel clamp 4 24 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump 3 Slide the rolled end of the sensor flag from the slot in the quadrant arm and pull the flag through the opto sensor block 4 Slide the rolled end of the new sensor flag into the slot in the quadrant arm 5 Insert the tip of the sensor flag into the opto sensor block Open the barrel clamp and push the flag through the block 6 Connect the pump to the PC and run the Technician software Check Syringe Size Sensor test part of Basic Tests 7 Close the case see Close the pump case page 4 29 8 Run the Size Sensor test using the syringe size gauges 9 Run the remaining Functional and Calibration tests Barrel clamp spring arm A broken barrel clamp spring arm must be renewed Five clamping spring arms are included in the Omnifuse syringe pump service spares kit 1 Open the case see Opening the pump case page 4 4 2 Close the barrel clamp Service Manual Issue C March 2005 4 25 Omnifuse Syringe Pump Smiths Medical 3 Taking care not to damage the PCB or the size sensor flag insert a small screw driver between the jaws of the clamp arm pivot end and lever the arm free of the two lugs on the quadrant
43. is connected between the PC COM port and the RS232 connector on the pump Only the RS232 cable part number 0058 0788 may be used Load the CD ROM into the PC CD ROM drive If Autorun is not activated on the PC install the software on PC by clicking on setup exe and following the installation instructions on the opening setup menu To use the software ensure that the pump is either in INFUSION mode or load the syringe with the barrel clamp open Double click on the Technician icon or on Start Programs Smiths Medical Omnifuse Technician Software Before continuing confirm the software version for the pump If it is 8 0 or above click on OK If it is 7 9 or less click on Cancel and run the Omnifuse Syringe Pump Technician Software version 1 5 2 part number 0151 0268 issue B Enter your name in the Validation of user authorisation dialog box and click on OK If you have the pump connected click on Attach Pump and Get Log s If the pump is not connected either enter the 8 digit serial number in the Serial Number box or if a Repair Log already exists select the serial number from the drop down list Click on Select Serial No and Get Log The functions for the software are on the menu bar Click on File to print labels and create path settings or quit Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump T Configure to select the PC communication port and baud rate view the
44. mg ml mg ml mg ml mg ml mg ml DCU Used solely in units ug ml ug ml ug ml ug ml ug ml setting drug ng ml ng ml ng ml ng ml ng ml concentration Drug concentration numeric numeric numeric numeric numeric DRC Used solely in setting drug concentration Dose units ml ml only mlonly ml ml ml DOU mg mg mg kg mg kg Mg ug ug kg ug kg mg kg ng ng kg ng kg ug kg ng ng kg Patient weight numeric Numeric Numeric Numeric WT kg only Dose Bolus Dose Numeric Numeric Numeric Numeric Numeric Numeric DOS Volume To Be Infused Dose duration Time time DOD HH MM Dose cycle time Time CYCL HH MM Start delay HH MM Time STY Loading dose PCA Numeric Numeric LDO PCS PCA PCS Bolus Dose Numeric Numeric BDU duration mins Lock Out period mins Numeric Numeric LOP Dose Limit Time hrs Numeric Numeric DLP Dose limit demands Numeric Numeric TDL mass or vol Select Circadian hour Numeric CIP Service Manual Issue C March 2005 8 25 Omnifuse Syringe Pump Smiths Medical Items in are either single fixed value or the value is determined by some other selection in either case the user cannot set these values directly Infusion Device Commands Definition Com mand Name Description Transmitted Data Response Data Control Com mand Parameters Control Com mand Parameters Notes Read infusion modes Reads the infusion modes available for th
45. mode configuration E NOTOK parameter Circadian Reads the value of the M CCR None M ccr U E D mode Circadian rhythm status configuration parameter Set Sets the value of the C CCR E D C ccr E OK lt value as set circadian Circadian rhythm E_NOTOK mode configuration parameter ml min Reads the value of the M CMM None M cmm E D infusion Infusion in ml min status configuration parameter Setml min Sets the value of the Infusion C CMM E D C cmm E_OK lt value as set infusion in ml min configuration E NOTOK mode parameter Massunits Reads the value of the M MUA None M mua U E D 1 status Infusion in mg kg h configuration parameter Service Manual Issue C March 2005 8 45 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Set mass Sets the value of the Infusion C MUA E D C mua E OK 5 lt value as set units 1 in mg kg h configuration E NOTOK parameter Massunits Reads the value of the M MUB None M mub U E D 2 status Infusion in mg kg min configuration parameter Set mass Sets the value of the Infusion C M
46. or in line pressure sensor test rate test Details of tests and calibration procedure are given in Chapter 5 Test and Calibration Preventive maintenance Care and replacement of batteries CAUTION Correct battery management is essential to ensure that the pump can operate on backup batteries for the time specified The Omnifuse syringe pump is intended to work from the AC mains supply whenever possible It is also equipped with three rechargeable lead acid batteries that allow it to continue operating for up to 10 hours during a power failure or while a patient is being moved Since batteries deteriorate with age they will require renewing Their working life can be prolonged if the following steps are taken Operate the pump from the AC mains supply whenever possible so that the batteries are always at or near full charge Full discharge damages the batteries so if it occurs they should all be replaced as soon as possible Always leave the pump connected to the AC mains supply even when switched off so that the batteries are constantly topped up Never leave the pump for long periods with the batteries only partially charged e g storage Service Manual Issue C March 2005 2 1 Omnifuse Syringe Pump Smiths Medical Flat batteries take about 10 hours to fully recharge provided that the pump is switched off throughout The batteries should be tested at least once a year If one battery fails a test all
47. pump options configure the pump or define the syringe History to download or view the pump history Calibrate to access pump calibrations Test to access the pull down menu of tests or Change to call up the Log replacement of PCBs and Critical Parts for pump Help to access the Help file Service Manual selct Help display register the software and display the software information When the selection has been made follow the seguence of screens clicking on Help when reguired Before using the Technician software Before using the Technician software to service the pump Save the existing pump configurations so that they can be restored afterwards Download the pump s history and save it in case of accidents during servicing Saving pump configurations To save the pump s existing configurations so that they can be restored later 1 2 With the Technician Software running connect the pump and power up Click on Configure Configure Pump on the menu bar Select the pump type and click on OK to continue The View Change pump configuration window is dis played Click on Get Current Configuration from Pump to download the current configu ration from the pump to the PC and then save to disk Download the pump s history T 2 3 4 5 With the Technician Software running connect the pump and power up Click on History Download and follow the on screen instructions to download the histor
48. pump case None Check In Line Sensor Checks that the in line occlusion sensor if installed can detect the sensor disc Disposable The following tests check the correct working of the pump after repair and when the case has been closed If repairs have been carried out or the pump case opened without anything else having been done the warranty is automatically invalidated until the tests and the calibrations below have been successfully completed Test Purpose Equipment Required Battery Current Tests battery current and detects None imminent battery failure Sensors Checks functioning of None First touch sensor End of travel sensor Ear clamp sensor Arms open sensor Load Unload Checks syringe load and unload 50 ml syringe Sensors sequences and reaction of sensors Occlusion Sensing Checks that an in line occlusion Pneumatic transducer In Line pressure is detected Only applicable if tester and disposable in line sensor option is installed Occlusion Sensing For standard occlusion sensing checks Calibrated and zeroed Dry Side that a pressure is detected load cell Sounder Checks functioning of sounder during None power up Handset Checks the functionality of the PCA None handset if fitted Cover Lock Checks that pump can detect when cover None is closed and that cover lock is working Optical Interface Checks optical interface Optical checking fixture
49. pump not functioning which could lead to patient injury or death WARNING Correct management of battery charging is essential to ensure that the pump can operate on batteries for the time specified Failure to do so may lead to impaired func tioning of the pump resulting in patient injury or death WARNING The occlusion alarm level must be checked before starting an infusion to en sure that it is appropriate for that infusion Failure to do so may result in an unacceptably slow time to occlusion alarm resulting in patient injury or death WARNING If an occlusion alarm occurs immediately clamp the line to eliminate the pos sibility of a bolus being delivered to the patient Inspect the fluid pathway for kinks clogged catheter etc to remove any occlusion before restarting the infusion An unin tentional bolus of medication can result in patient injury or death WARNING Use only the syringes and administration sets listed in the Specifications and Standards section of this manual Failure to do so may result in an inaccurate delivery Smiths Medical does not guarantee performance of the pump if syringes other than those listed are used Incorrect function or performance of the pump can cause complications resulting in patient injury or death WARNING When using the In Line Occlusion Sensing option use only a Smiths Medical MD Inc or Smiths Medical approved extension set part number 0130 0041 Smiths Med ical Ltd does not guaran
50. test DC measure the insulation Mohm or per site regulations resistance between the mains inlet and exposed metal parts 3 0 Initial power on With the AC mains supply Ensure that the following events occur not connected in the order shown Press the On Off key 69 A single beep sounds All three LEDs illuminate The LCD display turns RED The message PERFORMING SELF TEST is displayed Then A single beep sounds and all LEDs extinguish Theinfuse LED briefly illuminates orange The screen changes to LOAD SYRINGE or Confirm Syringe 3 1 Connect AC mains supply The yellow AC mains supply LED illuminates 4 0 Keyboard tests Press and hold the On Off The display goes blank and the yellow AC connected key 9 for about three AC LED remains illuminated seconds 4 1 Keyboard tests Press the On Off key 69 As 3 1 AC connected 4 2 Press all the keys on the Ensure that the Lockable cover if numeric keypad in turn fitted is open and that a brief beep press the On Off key sounds as each key is pressed very briefly 4 3 Command wheel Using the Command wheel Check that the Command wheel can checks select and confirm a change the operation of the pump and CONTINUOUS infusion with that it can confirm selections a BD Plastipak syringe fitted and select a rate of 99 9 ml hr 5 0 Handset check Enter the Technician menu Refer to the PCA Technical User PCA select and run the Test PCA Manual part
51. the infusion Will C SPI None C Spi E OK E NOTOK infusion also stop any bolus infusion in progress Stop Terminates the infusion C STP None C stp E OK E NOTOK Equivalent to a long stop key infusion when the pump is in the press when the pump is suspended state suspended Read Read dose rate and time M BLS None C bls lt lt Dose gt gt The parameters are respectively preset settings for the preset bolus lt lt Infusion rate gt gt Preset Bolus Dose Preset Bolus Bolus lt lt Duration MM SS gt gt Rate and Bolus Time In the returned values the infusion rate is in ml h 8 38 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes alls Con Com Parameters Con Com Parameters ame trol mand trol mand Set preset Configure preset bolus dose C BLSD lt lt Dose gt gt C blsd E Okt In the returned values the Bolus dose Dose parameters are respectively set gt gt lt lt Infusion rate ml h gt gt lt lt Duration The Preset Bolus Dose MM SS gt gt value set in the command E INVALID TIME E RANGE ERR E_LT The currenly set Preset gi Bolus Rate cee vous Dore NOE The derived Preset Bolus limit gt E RANGE ERR Or Duration iiu E INVALID TIME is returned if lt Preset Bolus Dose upper the derived Preset Bolus Duration limit gt
52. three should be renewed If a pump starts beeping and the LOW BATTERY warning appears almost as soon as the pump is disconnected from the mains supply deterioration has occurred even though the batteries should be fully charged If this happens run the Technician software Battery Current test at a variety of infusion rates noting the results To check the battery condition leave the pump connected to the mains but switched off for 10 hours so that the batteries are fully charged Run an infusion at 5 ml per hour on battery power alone unloading and reloading the syringe four times during the infusion If the pump infuses for less than 10 hours this means that the batteries need replacing Battery replacement 1 Switch off the pump unplug it from the mains supply and invert it on a flat sur face 2 Unfasten the four retaining screws and remove the battery cover Battery cover GM151 C 2079GB A 3 Peel off and discard the foam seal inside the battery cover 4 Lift each of the batteries in turn from their compartments and carefully pull off the power supply wiring loom connectors Discard the batteries to avoid confusing them with the new ones CAUTION Dispose of batteries strictly in accordance with the manufacturer s instructions and with local regulations Lead acid batteries must not be included with normal waste Issue C March 2005 Service Manual Smiths Medical 5 6 T 8 9 Omnifuse
53. trademark of the Smiths Medical family of companies PartNo 0151 0700 C March 2005
54. 0 External Power Signal to Main PCB 11 Volt Cut Control Signal 12 Not Connected Charge Control Line Switching Transformer Freq 100kHz Control Line Switching Control Block Opto Isolator Secondary Smoothing and Voltage Opto Feedback Overvoltage Protection Feedback CCT 3 Opto coupled Voltage Feedback Overvoltage Shutdown Signal 2 Connector i39 JA Power i Ambient Battery sae e Temperature Compensation C a l Charge Control Line Secondary 95V AC Rectification Switching Smoothing and Smoothing and Transformer Freq Voltage Opto Output and Fuse EMI block 100kHz Feedback Protection p Overvoltage i Protection Control Line Switching Opto Isolator J Control Block Feedback CCT Opto coupled Voltage Feedback GM151_2095GB A Overvoltage Shutdown Signal Figure 3 1 Power Supply Unit Functional Block Diagram Service Manual Issue C March 2005 3 11 Omnifuse Syringe Pump Smiths Medical 3 12 Issue C March 2005 Service Manual omnifuse Syringe Pump Y PCA Pump ss Chapter 4 Disassembly and Reassembly Smiths Medical Omnifuse Syringe Pump Chapter 4 Disassembly and Reassembly This chapter describes di
55. 5 Power supply voltage over voltage Run Check Voltages test Note Can result from poor syringe size sensor calibration Main PCB supply voltage too 56 Main board supply voltage too Run Check Voltages test high high Battery needs replacing 57 Main batteries need to be Run Battery Current test replaced Battery current zero reading 58 Current monitoring system Run Battery Current test out of range cannot be calibrated zero reading out of range Inline pressure sensor 66 The inline pressure extension set Note Can occur in Check present sensor fault present sensor present failed its In Line Sensor test test PCA handset fault 67 PCA handset fault detected PCA pump only Primary processor ADC fault 68 The primary processors analog to Run Check ADC Accuracy at POST digital converters power on test test failed Secondary processor ADC 69 The secondary processors analog Run Check ADC Accuracy fault at POST to digital converters power on test test failed Current monitoring system 70 Current monitoring system zero zero fault reading is out of range NV data corruption 71 Corruption of the non volatile memory has been detected Service Manual Issue C March 2005 3 9 Omnifuse Syringe Pump Smiths Medical Motor pole position failure 72 The main motor pole position Check main PCB then could not be established motor leadscrew and opto sensor
56. B Pull the syringe size sensor flag out through the sensor block and lift out the main PCB Disconnect the sounder ribbon cable from the connector beneath the main PCB Unfasten the retaining screw that holds the sounder to the inside of the lower case lift out the sounder Locate and secure the new sounder with the M3 screw supplied Connect the sounder ribbon cable to the underside of the main PCB pushing it firmly into the connector until it clicks into place ww ay GM15 C M042GB A Reposition the main PCB in its recess locating it over the boss inside the case and the dowels on the drive chassis Locate the tip of the size sensor flag in the slot in the size sensor block Open the syringe barrel clamp to push it through Service Manual Issue C March 2005 4 9 Omnifuse Syringe Pump Smiths Medical 9 Connect the ribbon cables for the optical interface connector JP9 RS232 JP13 drive opto encoder JP8 motor wiring loom JP7 PCA JP10 and flexi cable JP6 10 If fitted connect the in line sensor JP3 and PCA JP10 11 Connect the board to board ribbon cable connector JP11 and wiring loom JP12 Connect the LCD connector JP5 keypad connector JP2 and optical encoder connector JP1 ribbon cables 12 Close the case see Close the Pump Case page 4 29 13 Connect the pump to the PC and run the Technician software Calibrate Sounder test in the Calibrate menu 14 Run the
57. Bs in their recesses and connect the optical interface ribbon cable to the main PCB connector JP9 Locate the tip of the size sensor flag in the slot in the size sensor block open the syringe barrel clamp to push it through Connect the ribbon cables for RS232 interface connector JP13 drive opto encoder JP8 motor wiring loom JP7 and flexi cable JP6 If installed connect the in line sensor JP3 and PCA JP10 Service Manual Issue C March 2005 4 7 Omnifuse Syringe Pump Smiths Medical 14 15 16 17 18 19 Connect the board to board ribbon cable connector JP11 and wiring loom JP12 Connect the LCD connector JP5 keypad connector JP2 and optical encoder connector JP1 ribbon cables Close the case see Close the Pump Case page 4 29 Connect the pump to the PC Using the optical interface testing fixture run the Technician software Optical In terface test Run the remaining Functional and Calibration tests Chapter 5 Optical encoder and or command wheel If the optical encoder fails a new one must be fitted part number 0151 0626 If the command wheel has been damaged or lost a new wheel must be fitted part number 0151 0635 Optical encoder 1 2 9 Open the case see Open the Pump Case on page 4 3 Using an extractor tool disconnect the display keypad and optical encoder ribbon cables from the main PCB Retain the lower case Remove the command whe
58. CS PCS loading dose E NOTOK required as part of programming loading configuration parameter sequence dose 8 54 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Read PCA Reads the value of the PCA M ADL None M adl NO_DOSE_LIMIT Indicates if a dose limit is PCS dose PCS dose limit enable DEMANDS required as part of programming limit configuration parameter MASS OR VULUME sequence enable Enum NO_DOSE_LIMIT 0 DEMANDS 1 MASS_OR_VULUME 2 j Set PCA Sets the value of the PCA C ADL NO DOSE LIMIT C adl E OK r5 lt value as set PCS dose PCS dose limit enable DEMANDS E NOTOK limit configuration parameter MASS OR VULUMFE enable Service Manual Issue C March 2005 8 55 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Read PCA Reads the value of the PCA M ADLP None M adlp INFUSION ONE_HOUR Indicates the period over which PCS dose PCS dose limit fixed period TWO_HOURS the dose limit is calculated limit fixed configuration parameter THREE_HOURS period FOUR_HOURS Enum FIVE_HOURS
59. Con Com Parameters Name trol mand trol mand Read max Reads the value of the M MXR None M mxr 50 100 200 400 rate Maximum infusion rate 800 configuration parameter Set max Sets the value of the C MXR 50 100 200 C mxr E OK 5 value as set rate Maximum flow rate 400 800 E_NOTOK configuration parameter Read max Reads the value of the M MXB None M mxb 50 100 200 400 bolus rate Maximum bolus rate 800 configuration parameter Set max Sets the value of the C MXB 50 100 200 C mxb E_OK lt value as set gt bolus rate Maximum bolus rate 400 800 1200 E NOTOK configuration parameter 1800 Read Reads the value of the M ENB None C enb U E D Bolus Enable Bolus configuration enable parameter Set Bolus Sets the value of the Enable C ENB E D M enb E_OK lt value as set enable Bolus configuration E NOTOK parameter Read Reads the value of the M BON None M bon 0 5 1 5 2 2 5 Value is in minutes Backlight Backlight on time following 8 On time key press configuration parameter Set Sets the value of the C BON 0 5 1 5 2 2 5 C bon E_OK lt value as set Ba
60. E_OK lt value as setz Hours and Minutes are not pump pump was recently served E NOTOK included in the command serviced Read Reads Service due M SMSG None M smsg O lt free text character gt 17 A title line of up to 17 Service message O lt free text characters 4 lines of texts due character gt 35 each up to 35 characters long message O lt free text character gt 35 O lt free text character gt 35 O free text character gt 35 Service Manual Issue C March 2005 8 67 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Set Sets Service due message C SMSG O lt free text C smsg E_OK lt texts as set A title line of up to 17 Service character gt 17 E NOTOK characters 4 lines of texts due O lt free text each up to 35 characters long message character gt 35 O lt free text character gt 35 O lt free text character gt 35 O lt free text character gt 35 Read Reads power up defaults M PUDF None M pudf Y N Y pump will use defaults after power up power up defaults m N z pump will use the existing settings Set Sets power up defaults C PUDF Y N C pudf E OK Y N power up E_NOTOK
61. English Authorised personnel can set up and configure a pump using password protected Con figuration and Technician menus Service Manual Issue C March 2005 1 3 Omnifuse Syringe Pump Smiths Medical Technician Software RS232 interface allows the pump to be connected to a PC where it can be controlled remotely using the Omnifuse Syringe Pump Technician software Note Only the correct RS232 cable part number 0053 0738 may be used The Technician software enables authorised personnel to S set up and print the pump labels add comments to the Repair Log select the communication port view or change pump parameters view or change a user defined syringe parameter s review the pump history calibrate settings and run tests record results and record replacement of critical parts Help screens describe the procedures Patient Controlled Analgesia PCA The Omnifuse PCA syringe pump is designed for Patient Controlled Analgesia and is supplied with a patient handset and lockable cover It can be used for a variety of PCA infusions which can be set up in the pump as protocols It has a purple Command wheel LCD surround and keypad Cable and wrist strap The handset is connected to the pump by a purple cable which matches the pump and can be distinguished from any other cables Connection to pump To connect the handset the plug on the cable is pushed firmly into the socket on the left hand side of the p
62. F 2 7 covers several individual Operating Alarms BD Batteries dead DL Dose limit exceeded SO Cover opened ST Syringe tampering SR Sensor removed IC Infusion complete NC Handset not connected PF Handset power fail PL Handset pressed too long OB Obstruction ET External Control Terminated CF Communications Failure LT Syringe load timeout LI Syringe load incomplete IF In line sensor disc fitted 8 20 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com mand Name Description Transmitted Data Response Data Con trol Com mand Parameters Con trol Com mand Parameters Notes Read status contd NW NI LB NE KVO MP VL TE BB SF CW BF RU DE FL FS FB FH The following describes the Repeated Warning condition on the pump These notes correspond to the Long Message title of the Repeated Warning NW Not Infusing NI Not Infusing LB Low battery NE Nearly empty i e Warnings Time based or Volume based near empty detected KVO KVO MF AC mains failure VL Volume low TE Pump too hot cold BB Back up battery low SF Sounder failure CW Communications Failure BF Battery Faulty RU
63. G PUMP TYPE 1F This command 1s not supported by the currently connected pump type E ERR WRONG STATE 20 The pump is not in the correct state to perform this command E ERR WRONG MODE 21 This command is inappropriate to the current infusion mode E ERR CLAMP OPEN 22 Syringe clamp open generated under the same conditions as the pump CLAMP OPEN warning E ERR NO SYRINGE 23 No syringe loaded generated under the same conditions as the pump NO SYRINGE LOADED warning 8 10 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump E ERR NO EAR CLAMP 24 Syringe ear has not been clamped generated under the same conditions as the pump SYRINGE EAR NOT CLAMPED warning E_ERR_COVER_OPEN 25 Syringe cover is open or unlocked generated under the same conditions as the pump COVER OPEN UNLOCKED warning E ERR NO HANDSET 26 There is no handset fitted to the pump generated under the same conditions as the pump HANDSET NOT FITTED warning E ERR SET NEAR EMPTY 27 The near empty setting is inappropriate generated under the same conditions as the pump SET NEAR EMPTY warning E ERR NOT READY 28 The pump shall respond with E ERR NOT READY if the infusion cannot be started for reasons other than ones which result in a specific error e g when not all the infusion parameters have been entered E ERR PASSWD 29 The pump shall respond with this er
64. Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Assemble a locking upper case 1 2 9 10 11 Place the upper case moulding face down on a flat non scratch surface Insert the optical encoder spindle through the hole in the top of the case moulding so that the ribbon cable faces the front of the pump Turn the upper case over and fix the encoder in place with the lock nut Tighten the nut to a torque of 60 cNm z 5 Connect the ribbon cable to the display PCB connector JP1 Fix the PCB to its support pillars using the four 3mm self tapping screws tightened to a torque of 40 cNm 3 Push the command wheel onto the encoder spindle Peel the protective film from the display window Connect the display connector JP5 optical encoder connector JP1 and keypad connector JP2 ribbon cables to the main PCB Replace the syringe cover on the pump as follows Locate the left hand end of the cover in the hole in the left hand end of the pump case and pull the right hand end of the cover and flex it until it can slide over the small boss on the end of the pump case Connect the pump to the PC and run the Technician software Check Keypad and Display and Check Command Wheel tests part of Basic Tests Close the case see Close the Pump Case page 4 29 Open close lock and unlock the security cover a few times to ensure the lock mech anism functions correctly If the softwar
65. LT This value is accepted with no BE S a reference to the size of syringe lt Bolus rate lower limit gt loaded E RANGE ERR rE_GTmr Deg lt Bolus rate upper limit gt Service Manual Issue C March 2005 8 53 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Read Read the value of the double M DPS None M dps E_YES E_NO double press for demand set press value Set double Set the value of the double C DPS E_YES E_NO C dps E_OK lt value as set press press for demand E NOTOK value Read time Read the time to nurse call M NCB None M ncb 0 5 1 2 3 4 Value represents minutes to nurse back alarm set SN call back alarm Settimeto Set the time to nurse call C NCB 0 5 1 2 S 4 C ncb E OK lt value as set Value represents minutes nurse back alarm 5 E NOTOK callback alarm Read PCA Reads the value of the PCA M ALD None M ald U E Indicates if a loading dose is PCS PCS loading dose required as part of programming loading configuration parameter sequence dose Set PCA Sets the value of the PCA C ALD E D C ald E_OK lt value as set Set to E if a loading dose is P
66. March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com mand Name Description Transmitted Data Response Data Con trol Com Parameters mand Con trol Com mand Parameters Notes Set Technician State Change the pump to the Technician State TCH lt password string gt tch E_OK E_NOTOK E_ERR_PASSWD To exit Technician state issue a Set Programming state command The pump responds with an err response E ERR WRONG STATE if it is not in a state which allows a transition to Technician State Otherwise the pump responds with E ERR PASSWD if the password is invalid Otherwise the pump responds with a E NOTOK if the command cannot be actioned for another reason Set Configur ation State Change the pump to the Configuration State CFG lt password string gt cfg E E OK E NOTOK ERR PASSWD To exit Configuration state issue a Set Programming state command The pump responds with an err response E ERR WRONG STATE if it is not in a state which allows a transition to Configuration State Otherwise the pump responds with E ERR PASSWD if the password is invalid Otherwise the pump responds with a E NOTOK if the command cannot be actioned for another reason Service Manual Issue C March 2005 8 23 Omnifuse Syringe Pump Infusion Device Comm
67. Medical Omnifuse Syringe Pump JP5 Cover Switch Display PCB Brightness RED_BL VIN LCD_RST LCD Data 15 Data 14 Data 13 co CO a D ow A wl N nm LA o Data 12 KA n Data 11 Data 10 Data 9 Data 8 HWR RD AO LA N e Ce m o un o n 1 Contrast VCC OVL VREF VIN PUSHER_FORCE PUSHER FORCE OVS OVL FTS FTSPUSHER_TX FTSPUSHER_RX 5 V_PUSHER VIN Phase B Phase B Phase A Phase A VIN LA CO N o JP6 Pusher Motor o o a ol otf A w N r LA o JP7 Drive Motor Q otf BY Gol N r Service Manual Issue C March 2005 1 9 Omnifuse Syringe Pump Smiths Medical JP8 Opto Encoder OVL OVL ENC A VCC VCC ENC B JP10 PCA only OVL Power 1 Illuminate 1 PCA State 1 OVL Power 2 Iluminate 2 PCA State 2 JP11 Power Secondary Processor Not used VOLT_CUT Ext Power Flag TEMP TCHARGE 2 TCHARGE 1 Main Charge Battery Voltage col o Al GS otf BP wy b i e CS s DY ou e gt WH b i ej o0 Ot AJ wl b i Hn Battery Current OVS 12V VCC JP12 Power in from JP4 on PSU PCB OVP OVP VIN VIN Issue C March 2005 Service Manual Smi
68. OM CRC test failed its power on self test CRC failure mismatch Secondary Processor 2 The secondary processor ROM has Program ROM fault at power failed its power on self test CRC up mismatch Primary Processor Program 3 The primary processor ROM has ROM fault while running failed its background diagnostic test CRC mismatch Primary Processor RAM fault 5 The primary processor RAM has at power up failed its power on test Secondary Processor RAM 6 The secondary processor RAM has fault at power up failed its power on test Primary Processor RAM 7 The primary processor RAM has fault failed its background diagnostic test Secondary Processor RAM 8 Thesecondary processor RAM has fault failed its background diagnostic test Primary Processor 9 The primary processor non non volatile NV memory volatile memory has failed its fault tested at POST only power on test CRC mismatch Primary Processor 10 The primary processor has failed non volatile NV memory to write data into the History store fault history storage write correctly failure Primary Processor 11 The primary processor has failed non volatile NV memory to write data into the Configura fault configuration storage tion store correctly write failure Secondary Processor NV 12 The secondary processor non memory fault volatile memory has failed its power on test CRC mismatch 6 Issue C March 2005 Servi
69. SER RATE E NOTOK maximum rate and deduces the duration configuration parameter time from this If set to Mode E USER RATE then user defines the time and Pump deduces the time from this Read PCA Reads the value of the PCA C ACO None M aco E D PCS PCS Clinician override Clinician configuration parameter Override Set PCA Sets the value of the PCA M ACO E D C aco E OK r5 lt value as set Indicates if Clinician Override PCS PCS Clinician override E NOTOK feature is available Clinician configuration parameter Override Read PCA Reads the value of the PCA M APSM None M apsm PCS PCS Charting pain E PAIN SCORE DISABLE Charting configuration parameter D pain mode E PAIN SCORE SEPARA TE E PAIN SCORE COMBIN ED Set PCA Sets the value of the PCA C APSM C apsm E_OK lt value as set Indicates if pain score is disabled PCS PCS Charting pain E PAIN SCORE DISAB E NOTOK separate or combined Charting configuration parameter LED pain mode E PAIN SCORE SEPAR ATE E PAIN SCORE COMBI NED Read PCA Reads the value of the PCA M ASRP None M asrp PCS Score PCS Score range pain E SCORE RANGE 0 TO 3 range configuration parameter pain E SCORE RANGE 0 TO 1 0 E SCORE RANGE 0 TO 1 00 8 60 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump
70. Saving pump configurations ssssseeeeeeeeeeneeene 2 7 Download the pump s history ceeeeeeeeeeeeeeeeeeeeeeeeeeeeenneeeeeeesaeees 2 7 Return pumps to Smiths Medical International Ltd ssss 2 7 Acceptance E 2 8 Chapter 3 Fault Diagnosis POWer SUDDIV uei ei YR pia Pr osx ons ERRARE Eegen 3 1 ui AA HN HEN 3 2 LM e E 3 2 Keypad display tL treten Ate 3 3 Command wheel optical encoder eene 3 3 Inutile 3 3 Occlusion SENSING WEE 3 4 Syrlnge slze Sensing BE 3 4 Syringe load unload neu teorie EE cece Lun 3 5 Optical Interfa6a nni o ben Y dis GR 3 5 Gell E 3 5 PCA handset if fitted uu Ee ee eecht e Fa Us do 3 5 GELLI 3 6 Chapter 4 Disassembly and Reassembly Tools required E 4 1 Parts Replacement irse di uu eege Eege rk a ag 4 1 Items to be replaced at each disassembly A 4 2 Safety Precautions siai ra a aea aa eTa Eaa a AE arra ap aeaiaioii 4 2 Open the pump Case ssssssssssessseseseeeeeenene nennen nenne nnns tnn nennen 4 3 Replacing PCBS AA 4 4 Power supply PCB AA 4 4 IRC 4 5 Independent Battery Monitor IBM POB eeeeeeee 4 5 Optical interface PCB A 4 6 Optical encoder and or command wheel AA 4 8 Optical encoder ete et Eed 4 8 Command wheel ssssssssssssseseeeeneeennene ener 4 9 lie Le EE 4 9 RE NEE 4 10 Upper case standard Version cccceseeceeeeeseeeeeeeeenee
71. Smiths omnifuse Syringe Pump Z PCA Pump Technical Service Manual A Smiths Medical Omnifuse Syringe Pump Published by Smiths Medical MD Inc All possible care has been taken in the preparation of this publication but Smiths Medical MD Inc accepts no liability for any inaccuracies that may be found Smiths Medical MD Inc reserves the right to make changes without notice both to this publication and to the product which it describes Copyright 2005 Smiths Medical family of companies All rights reserved No part of this publication may be reproduced transmitted transcribed or stored in a retrieval system or translated into any human or computer language in any form or by any means without the prior permission of Smiths Medical MD Inc Smiths Medical MD Inc 1265 Grey Fox Road St Paul MN 55112 U S A European Representative Smiths Medical Limited Watford Herts U K WD24 4LG Telephone 44 0 1923 246434 Fax 44 0 1923 231595 Web www smiths medical com Registered in England Company number 995550 Trademarks and acknowledgements Omnifuse is a trademark of the Smiths Medical family of companies Service Manual Issue C March 2005 i Omnifuse Syringe Pump Smiths Medical Warnings and Cautions Warnings The following warnings and cautions appear in this manual Warnings tell you about dangerous conditions i e those capable of causing death or se rio
72. Smiths Medical 4 Using Loctite 406 bond the silicone tubing into the two edge recesses see black dotted line below Fix one section in place and cut it to length Use the remainder for the other recess Main seal GM181_C 2047GB A 5 Secure the mains input connector into the recess at the rear of the case using the two original self tapping screws and a new black rubber seal Tighten the screws to a torque of 60 cNm 5 GM151_C 2048GB C 6 Locate the syringe ear clamp in the aperture in the bottom of the lower case mould ing 7 Stretch the spring between the pillar on the case and the stud on the clamp 4 i 4 16 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump 8 Push the battery ends of the battery wiring loom through the slots in the three battery compartments Position the wires in the locating notches as shown below Te X EE Yellow GM151 C 2052GB B 9 Peelthe backing strip from the battery seal and fix the seal to the inside of the battery cover plate Push the battery wiring loom connectors onto the battery with the correct polarity GM151 C 2033GB B GM151_C 2071GM C 10 Locate the batteries in their compartments as shown Position and secure the bat tery cover plate with four M4 retaining screws Service Manual Issue C March 2005 4 17 Omnifuse Syringe Pump Smiths Medical 11 Fix the flexible ribbon cable to the su
73. Start Delay lower limit gt E_RANGE_ERR E_GT ot Start Delay upper limit gt Read dose Reads the dose units set M DOU None M dou E ML units E MG E UG E MG PER KG E UG PER KG Set dose Sets the dose units for the C DOU E ML C dou E_OK lt Dose Units set The pump responds with units current infusion E MG E INVALID UNIT E INVALID UNIT if the command E UG parameter passed cannot be E MG PER KG accepted E UG PER KG Service Manual Issue C March 2005 8 31 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes mand Name Control Com Parameters Control Com Parameters mand mand Read dose Reads the dose in the M DOS None M dos lt lt Dose gt gt The dose valid range and currently selected dose units formatting is dependant on the set dose units setting seepage 8 15 Set dose Sets the dose in the C DOS lt lt Dose gt gt C dos E_OK lt lt Dose set gt gt The dose valid range and currently selected dose units E_RANGE_ERR E_LT formatting is dependant on the for the current infusion RE infusion units setting lt Dose lower limit gt see page 8 15 E RANGE ERR rE_GTr Pr lt Dose upper limit gt Read Reads the loading dose set M LDO None M ldo lt lt Loading Dose gt gt The value will be in units which loading
74. UB E D C mub E OK 5 lt value as set units 2 in mg kg min configuration E NOTOK parameter Massunits Reads the value of the M MUC None M muc U E D 3 status Infusion in ug kg h configuration parameter Set mass Sets the value of the Infusion C MUC E D C muc E_OK lt value as set gt units 3 in ug kg h configuration E NOTOK parameter Massunits Reads the value of the M MUD None M mud U E D 4 status Infusion in ug kg min configuration parameter Set mass Sets the value of the Infusion C MUD E D C mud E_OK lt value as set units 4 in ug kg min configuration E NOTOK parameter Massunits Reads the value of the M MUE None M mue V E D 5 status Infusion in mg h configuration parameter Set mass Sets the value of the Infusion C MUE E D C mue E_OK lt value as set units 5 in mg h configuration E NOTOK parameter Massunits Reads the value of the M MUF None M muf U E D 6 status Infusion in mg min configuration parameter Set mass Sets the value of the Infusion C MUF E D C muf E_OK S lt value as set units 6 in mg min configuration E NOTOK parameter 8 46 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump
75. WARE The encoder may also have been damaged without user knowledge resulting in inaccurate infusions and possible injury or death to patients Always run the Technician software Check Command Wheel test afterwards Issue C March 2005 Service Manual Smiths Medical Cautions 40 41 42 43 44 45 Omnifuse Syringe Pump see Chapter 5 even if a new command wheel has been fitted without opening the pump case WARNING DO NOT ATTEMPT TO REPAIR THE PUSHER BLOCK Because of the delicate calibration of the internal pressure sensor the block is supplied as a factory sealed unit Any attempt to open it will invalidate the warranty Using the pump later may produce in correct infusions possibly resulting in patient injury or death If the pusher block mal functions always replace the complete pusher drive assembly WARNING The pump must correctly display the brand and the size of syringe that is to be used Using a different brand or size of syringe to that displayed could lead to the in correct amount of drug being administered resulting in injury or death to the patient When a new syringe size sensor flag has been fitted the pump must be carefully tested using the Technician software with the Smiths Medical syringe size sensor gauge set part number 0151 0259 WARNING The Technician software tests can be run either individually in any order to isolate and correct a specific fault or as a complete suite How
76. able 20 100 cNm T10 torx driver right angled 4 mm AF socket with appropriate driver 11 mm AF socket with appropriate driver deep Pliers small Connector inserter extractor tool 2 5 ml 20 ml 50 ml disposable syringe any brand Flo Safer disposable extension set with in line pressure sensing disc 0130 0041 Service Manual Issue C March 2005 Omnifuse Syringe Pump Test and Calibration Procedures Smiths Medical When the Omnifuse syringe pump has been serviced repaired and before the case h 1 2 9 alves are closed Run all the Basic tests see page 5 1 sembly and Reassembly Run the Calibration functions see page 5 2 fully tested and calibrated page 5 2 fit for use If the pump passes all the Basic tests close the pump case see Chapter 4 Disas If the sounder has been replaced run the Calibrate sounder function Run all the Functional tests If the pump passes all the tests certify the pump as If any critical part is renewed record the serial numbers in the Repair Log see Ensure that the Test Procedures flowchart page 5 4 sequence is complete If all procedures have been successfully performed certify that the pump is Print out the test results and file them with the pump documentation For further details refer to the Help screens in the Omnifuse Technician Software Basic tests The Basic t
77. ading Dose 0 1 to 999 0 1 to 99 9 100 to 999 Bolus Dose ng kg Bolus rate ml h 0 1 to 800 0 1 to 99 9 100 to 800 Bolus rate ml min 0 01 to 13 0 0 01 to 9 99 10 0 to 30 0 Patient weight kg 0 1 to 200 0 1 to 99 9 100 to 200 Volume To Be Infused ml 0 05 to 99 9 0 05 to 9 99 10 0 to 99 9 Drug Volume ml 0 1 to 60 0 1 to 9 9 10 0 to 60 0 Drug mass ug 0 1 to 999 0 1 to 9 9 10 0 to 99 9 100 to 999 Drug mass mg 0 1 to 99 9 0 1 to 99 9 Drug mass ng 0 1 to 99 9 0 1 to 99 9 Drug Concentration 0 01 to 999 0 01 to 9 99 10 0 to 99 9 100 to 999 ug ml Drug Concentration 0 01 to 999 0 01 to 9 99 10 0 to 99 9 100 to 999 mg ml Drug Concentration 0 01 to 999 0 01 to 9 99 10 0 to 99 9 100 to 999 ng ml Duration MM SS Duration HH MM 00 01 to 59 59 00 01 to 24 00 00 01 to 59 59 00 01 to 24 00 Period minutes 1 to 360 1 to 360 Period hours 1 to 24 1 to 24 Dose limit demand 1 to 50 1 to 50 Dose limit Mass or Vol 1 to 999 1 to 999 KVO rate 0 0 05 to 2 0 0 05 to 0 09 0 1 to 2 Note KVO rate is in ml h only Textual Data Where a parameter defines free text for display e g the syringe name the range of allowable characters the can be used for strings is extended to 20 FF with the exception that the f Y and 5 the message start and stop characters and the field delimiter shall not be included in the string 8 16 Issue C March 2005
78. ag If the flag is damaged fit a new flag If OK run the Check Syringe Size Sensor test Return the pump to Smiths Medical International Ltd if the sensor is defective Clamp arm fails to clamp onto syringe barrel Broken clamping spring arm Replace the pusher assembly Issue C March 2005 Service Manual Smiths Medical Syringe load unload Omnifuse Syringe Pump Symptom Likely Causes Action Pump gives LOAD NOT Defective motor or Run the Sensors and Load Unload and COMPLETE or leadscrew possibly Sensors tests OBSTRUCTION alarm even though syringe loading apparently correct combined with low battery power causes the pusher block to travel too slowly or the drive opto sensor failing If necessary fit a new pusher drive assembly Pump gives EAR NOT Damaged ear clamp Replace the pusher assembly CLAMPED alarm even sensor flag though syringe ear is properly clamped Optical interface Symptom Likely Cause Action Optical interface fails to respond Optical PCB defective Run the Optical Interface test If necessary fit a new optical PCB Sounder Symptom Likely Cause Action Sounder fails to beep at power up and generates system fault Sounder ribbon cable not properly connected to PCB Check that the ribbon cable connector is pushed fully home into socket Failing or failed sounder Run t
79. age with the head of the syringe plunger The syringe ear clamp closes to hold the syringe in place and the pusher block then starts to press in the plunger When the motor rotates clockwise the pusher block disengages from the plunger then moves rightwards to its limit of travel and opens the ear clamp so that the syringe can be unloaded The microcomputer controls the speed of the motor and thus the distance travelled by the pusher in a given time It does this by providing the motor witha pulse train calculated to produce the desired flow rate The number of actual rotations is monitored by an opto sensor viewing a slotted disc on the motor end of the leadscrew An alarm is generated if the sensor does not detect exactly the number of pulses that the microcomputer expects during a complete or partial revolution of the leadscrew The pusher When the pusher block makes contact with the head of a syringe plunger a pair of clamps engage to grip the head Meanwhile the ear clamp closes to hold the syringe ear If the plunger is accidentally dislodged during an infusion the pump immediately stops infusing and an alarm sounds The sensors In addition to the leadscrew rotation sensor the following sensors interact with the microcomputer to monitor and control the operation of the Omnifuse syringe pump Syringe size sensor The system for detecting the size of the syringe loaded into the pump consists of a spring loaded manually operated clamp t
80. ainless steel 10 18 Screw M3 x 10 pan head slotted nylon 10 19 Screw M3 x 8 countersunk pozidrive stainless steel 5 20 Screw M4 x 12 flat washer spring washer pozidrive stainless steel 10 21 Screw M4 x 16 flat washer spring washer pozidrive stainless steel 10 22 Seal main 48 cm 10 23 Spring ear clamp 5 24 Spring syringe barrel clamp 5 25 Stop lockable cover 10 26 Tubing silicone 48 cm not shown on drawing 10 27 Washer fibre 10 28 Washer M3 captive 5 29 Washer M4 shake proof stainless steel 5 30 Spring arm clamping 5 31 Screw M4 x 16 pan head stainless steel 10 Service Manual Issue C March 2005 6 9 Omnifuse Syringe Pump Smiths Medical Software Item Part No Omnifuse syringe pump Technician PC software 0151 0266 Omnifuse Protocol Management System software 0153 0084 6 10 Issue C March 2005 Service Manual omnifuse Syringe Pump Y PCA Pump ss Chapter 7 Specifications and Standards Smiths Medical Omnifuse Syringe Pump Chapter 7 Specifications and Standards The Specification Standards and Trumpet curves may be viewed in any of the following manuals Omnifuse Syringe Pump English Australian Canadian English Omnifuse Syringe Pump Instruction Manual part number 0151 0839 Omnifuse Omnifuse Syringe Pump Technical User Manual part number 0151 0840 French Omnifuse Syringe Pump Instruction Manual part n
81. aken all reasonable steps to ensure that the pump operates correctly while under remote control It is the responsibility of the person who designs and implements the controlling device to ensure that the resulting system pump and controlling device is fit for its intended purpose Failure to do so may result in compromised function of the product patient injury or user injury Issue C March 2005 Service Manual Smiths Medical 13 14 15 16 17 18 19 20 21 22 23 24 25 26 Omnifuse Syringe Pump WARNING Do not use a faulty pump If the pump detects a fault when it is first turned on or if it develops a fault during operation a continuous system alarm will sound The LCD screen will also display a message explaining what has happened and stating that the pump must be referred to a suitably qualified engineer or returned to Smiths Med ical to have the fault rectified In this event switch the pump off at once and disconnect it from the mains WARNING Failure to use the mains lead supplied with the pump will compromise the pump s ability to resist fluid ingress resulting in possible user or patient injury or death WARNING Failure to use the mains lead retainer means that the pump may be acciden tally or erroneously disconnected from the mains Although there is battery backup in case this happens the battery may not be sufficiently charged Consequently there is a risk of the
82. aliser Reset Second of 2 commands that C TRC None C trc E OK E NOTOK This command must be sent totaliser must be sent in order to reset within 2 seconds of the reset confirm the user totaliser totalisers enable command The response will not be transmitted from the pump until the totalisers are reset Service Manual Issue C March 2005 8 43 Omnifuse Syringe Pump Configuration Commands The pump will only accept these commands in Configuration State Note that changes to Pump Configuration parameters will reset programming parameters to default values In the following a single letter response may be received which has the following meaning Smiths Medical U unavailable not installed D Disabled E enabled Y Yes N No Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Key beep Reads the value of the Key M CKB None M ckb Y N enabled beep configuration parameter Set key Sets the value of the Key C CKB Y N C ckb E_OK lt value as set beep beep configuration E NOTOK parameter Lock cover Reads the value of the M LCS None M les U E D Value Enabled corresponds to security Lockable cover configuration With security value Disabled parameter corresponds to Without security Set lock
83. ands Includes Infusion modes available Current Infusion Mode Infusion Rate volume Infusion Rate mass and Patient Weight Infusion Device Command Usage Note the infusion mode is set by the IM command Smiths Medical Infusion Continuus Intermitent Pre set vol Preet PCA PCS Circadian Serial Notes Parameters time comand Infusion units ml h ml h ml h only ml h mg kg h IU ml mn mg h mg h ug kg h mg min ug h ug h ug h mg kg h mg kg h ug min ug kg h ug kg h mg h ng h ng kg h mg kg h ng kg h mg kg min ug kg h ug kg min ng h ng min ng kg h ng kg min Infusion rate Numeric numeric numeric IR corresponding to Infusion units setting Background rate numeric numeric numeric BR Conc Type user user pre mix only pre mix only pre mix only COT Used solely in pre mix pre mix setting drug concentration Drug mass units mg mg DMU Used solely in ug ug etting drug ng ng concentration Drug mass numeric numeric DRM Used solely in setting drug concentration 8 24 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Infusion Continuus Intermitent Pre set vol Preet PCA PCS Circadian Serial Notes Parameters time comand Drug volume ml numeric numeric DRV Used solely in setting drug concentration Drug concentration
84. case the pump must be returned to Smiths Medical International Ltd for reconfiguration Replace A damaged locking upper case may be renewed by a service engineer Service Manual Issue C March 2005 4 11 Omnifuse Syringe Pump Smiths Medical The locking upper case is supplied complete with lock mechanism keypad and display window A new syringe cover or key must be ordered separately see Chapter 6 for part numbers To replace the locking upper case Separate the pump cases and remove the display PCB and optical encoder from the original upper case Assemble the new upper case and join the pump case halves see Close the pump case page 4 29 Complete the post reassembly tests listed in the Technician software Remove components from a locking upper case To separate the pump cases and remove re usable components from the locking upper case 1 Remove the security cover by carefully prising it from the boss on the right hand end of the lower case 2 Open the pump case see Open the pump case page 4 3 3 Using an extractor tool disconnect the display keypad and optical encoder ribbon cables from the main PCB 4 Pull the command wheel off the spindle Unfasten the retaining nut below it and remove the optical encoder 5 Unfasten the four self tapping screws and remove the display PCB 6 Discard the original upper case moulding complete with the lock mechanism and keypad 4 12
85. ce Manual Smiths Medical Omnifuse Syringe Pump time calculation error motor speed calculations do not match each other It may not be safe to continue with the infusion Secondary Processor NV 13 The secondary processor has memory fault write failure failed to write data into the associated non volatile memory correctly Inter processor 16 The inter processor communications failure communication could not be POST established at start up Inter processor 17 The inter processor Occurs if the pusher is not communications failure communication has failed connected Primary Processor external 18 The primary processors watchdog watchdog failure sleeping has failed its timeout test fault No watchdog timeout was 3 detected during the power on Failure mode no time out 8 p tests Primary Processor external 19 The primary processors watchdog watchdog failure sleeping has failed its timeout test fault Failure mode time out The watchdog timeout too soon too soon during the power on tests Key stuck down 21 Keyboard scanning code detects Run Check Keypad and that a key has been continuously Display test pressed for gt 8 secs Initially this only applies to the STOP key Sounder failure 22 The power on test of the sounder Run Sounder test has failed Keyboard fault 23 A key press other than the ON Run Check Keypad and OFF k
86. cklight Backlight on time following KN E NOTOK On time key press configuration parameter Read Reads the value of the M RCE None M rce U E D Remote External Control control configuration parameter enable Setremote Sets the value of the C RCE E D M rce E_OK lt value as set gt control External Control E_NOTOK enable configuration parameter 8 50 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Read Read configuration password M CPSS None M cpss 5 lt character gt 5 Where lt character gt is one of configu governing entry into 0 1 2 3 4 5 6 7 8 9 ration Configuration state password Read Read Clinician password M CLPS None M clps 5 lt character gt 5 Where lt character gt is one of Clinician governing Clinician 10 1 2 3 4 5 6 7 8 9 password Override Set Set Clinician password C CLPS 5 lt character gt 5 C clps E OK value set gt Where character is one of Clinician governing Clinician E NOTOK 10 1 2 3 4 5 6 7 8 9 password Override Read KVO Reads the KVO rate set up in M KVO None M kvo lt lt KVO rate gt gt A returned value of 0 indicates rate the pump that KVO is disabled Set the Sets th
87. clamping arms E STEP OPEN 77 Step clamping arms opening E_STEP_CLOSE 78 Step clamping arms closing E_RAMTEST 79 Start RAM test E_ROMTEST 7A Start ROM test E_RED 7B Backlight colour E_GREEN 7C Backlight colour E_DAY 7D Field descriptor for set RTC error E_MONTH TE Field descriptor for set RTC error E YEAR TF Field descriptor for set RTC error E YES 80 Yes e g beep on bad demand E NO EN No e g beep on bad demand E LANGUAGE 1 82 Program language area 1 E LANGUAGE 2 83 Program language area 2 E 232 84 RS232 port E 485 85 RS485 port E SCORE RANGE 0 TO 3 86 Scoring range for pain and nausea sedation scores E SCORE RANGE 0 TO 10 87 Scoring range for pain and nausea sedation scores E SCORE RANGE 0 TO 100 88 Scoring range for pain and nausea sedation scores E DRUG NAME ONLY 89 Drug name only E DRUG PROTOCOL 8A Drug protocol loaded Mass Units Programming 90 9F Name Value Description E PROGMASS 90 Mass units programming E PROGVOL 91 Volume units programming E MG 92 mg units Service Manual Issue C March 2005 8 13 Omnifuse Syringe Pump Smiths Medical E_UG 93 ug units E BOTH 94 For a parameter which can take value A value B or both A and B E ML 95 ml units E MG PER KG 96 mg kg units E UG PER KG 97 ug kg units E MG PER ML 98 mg ml units E UG PER ML 99
88. command relates to pre mix concent concentration units for the E UG PER ML drug concentration programming ration units current infusion E NG PER MI Service Manual Issue C March 2005 8 29 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes mand Name Control Com Parameters Control Com Parameters mand mand Set drug Sets the drug concentration C DCU E MG PER ML C dcu E OK lt value as set This command relates to pre mix concent units for the current E UG PER ML E INVALID UNIT drug concentration programming ration units infusion E NG PER ML The pump responds with E INVALID UNIT if the command parameter passed cannot be accepted Read drug Reads the drug M DRC None M dre lt lt Drug concentration gt gt The drug concentration valid range concent concentration which has and formatting is dependant on the ration been set drug concentration units setting see page 8 15 Set drug Sets the drug concentration C DRC lt lt Drug C dre E_OK lt lt Drug This command relates to pre mix concent for the current infusion concentration gt gt concentration set gt gt drug concentration programming ration E_RANGE_ERR E_LT ner lt Drug concentration lower limit gt E RANGE ERR rE_GTr E Drug concentration upper limit gt Read dose Reads the dose duration for
89. connect Request O Operating Note that this field has higher priority than the series field Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump series This defines whether the whole message is contained within this frame is completed with this frame or if there is a series of frames to follow S series of frames L last or only frame When a response is received with series Y the external controller must send the original command again each time it is ready to receive the next response frame in the series When a command sent by the external controller has associated data which extends over more than one frame then the original command will be repeated for each frame sent The pump responds with a command response and parameter E_OK This indicates that the external controller should send the next frame of data Any other response should be considered an error See Note 1 sequence This is a modulo 16 counter which is incremented each time a message is sent to or from the pump allowing messages to be kept in sequence 4 bit hex value converted to one ASCII character upper case only For a broadcast message the sequence field is set to zero 0x30 and is ignored by the recipient length This is the length of the data field in bytes 8 bit hex value converted to two ASCII characters upper case only data CRC 3 235 The data field
90. crew disable motor sleeping monitoring did not stop the motor and opto sensor fault when tested It may not be safe to continue with the infusion Motor control request not 37 The independent motor speed Check motor leadscrew consistent with current motor monitoring has detected an and opto sensor monitoring settings unexpected motor step sequence It may not be safe to continue with the infusion Plunger movement detected 38 Unexpected movement of the Run Load Unload and plunger has been detected Sensors test Clamping arms stuck or 39 The fully open position of the Run Sensors test sensor failure clamping arms could not be detected This may be because the arms are stuck or because the arms open sensor has failed End of travel sensor fault 40 A test of the end of travel EOT Run Sensors test sensor has failed End of travel sensor fault 41 No end of travel was detected Run Sensors test then during the syringe unloading check motor leadscrew seguence and opto sensor Unloading was stopped because the maximum unload time was exceeded First touch sensor fault 43 The first touch sensor within the Run Sensors test pusher failed its test Occlusion sensor fault 44 The dry sensor pressure sensor Switch OFF the pump within the pusher failed its test clear the message and press Load key If fault persists run the Pressure Sensor Dry Side test Ear clamp sensor fault 45 The ear clamp senso
91. d batteries Run the Battery Current test and fit new warning batteries if necessary Faulty Power supply unit Ifthe Battery Current test shows batteries PCB OK run the Check Voltages tests and fit a new Power supply unit PCB if necessary Main PCB Symptom Possible Causes Action Pump fails to enter self test routines Defective main PCB Connect to PC and if no communication is possible return the pump to Smiths Medical International Ltd for replacement of the main PCB Pump enters self test routines then stops witha SYSTEM FAULT xx message Microprocessor or sensor fault detected Press alarm silence key twice If the fault persists return the pump to Smiths Medical International Ltd for replacement of the main PCB Issue C March 2005 Service Manual Smiths Medical Keypad display Omnifuse Syringe Pump Symptom Possible Causes Action Pump powers up beeps and responds to key presses but the display remains dead Failed display Run the Check Keypad and Display test and fit a new display PCB if necessary Pump powers up and goes through start up se quence but fails to re spond to one or more key presses Keypad failed If the display still responds to the command wheel run the Check Keypad and Display test Fit a new upper case assembly if necessary Command wheel optical encoder Symptom P
92. d by pump volume rate rate in ml hr for the current ml h gt gt E INVALID software when an infusion is infusion started The response E INVALID will be returned if the infusion rate in ml hris derived from other parameters that have not yet been set The infusion rate formatting is dependant on the infusion units setting see page 8 17 Read Reads the infusion rate in M IR None M ir lt lt Infusion rate gt gt The infusion rate formatting is infusion the currently set infusion dependant on the infusion units rate rate units setting see page 8 17 Service Manual Issue C March 2005 8 27 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes mand Name Control Com Parameters Control Com Parameters mand mand Setinfusion Set the infusion rate in the C IR lt lt Infusion rate gt gt C ir E_OK lt lt Infusion rate The infusion rate valid range and rate currently set infusion rate set gt gt formatting is dependant on the units to the value passed as E RANGE ERR rE_LT infusion units setting parameter DE see page 8 15 Infusion rate lower limit T E RANGE ERR E GT Note that it is necessary to follow p AU this with a Start Infusion SI lt Infusion rate upper limit gt command within 5 seconds to cause the pump to infuse at the newly specified rate If th
93. depend on the configuration of the dose pump and the drug concentration units selected in PCA PCS mode see page 8 15 Set loading Sets the loading dose for the C LDO lt lt Loading Dose gt gt C ldo E_OK lt lt Loading Dose The value will be in units which dose current infusion set gt gt depend on the configuration of the E_RANGE_ERR E_LT pump and the drug concentration PEE units selected in PCA PCS mode Loading Dose lower limit see page 8 15 E_RANGE_ERR E_GT i en lt Loading Dose upper limit gt Read bolus Read the PCA PCS bolus M BDU None M bdu lt lt Period minutes gt gt dose dose duration duration 8 32 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes mand Name Control Com Parameters Control Com Parameters mand mand Set bolus Set the PCA PCS bolus dose C BDU lt lt Period minutes gt gt C bdu E_OK lt lt Period dose duration minutes set gt gt duration E_RANGE_ERR E_LT P Bolus Dose Duration lower limit E RANGE ERR rE_GTr ep lt Bolus Dose Duration upper limit gt Read lock Reads the lock out period set M LOP None M lop lt lt Period minutes gt gt out period Set lock out Sets the lock out period for C LOP Period minutes C lop E OK r lt lt Period period the current
94. e Replace part on the Omnifuse Technician Software menu bar The Log replacement of PCBs and Critical Parts for pump xxxxxxxx dialog box is displayed 4 Enter all the required information On screen prompts advise of incorrect formats Click on OK to save the data An Information screen reminds you to repeat all tests Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump 5 The new information is presented as the next data line on the opening window of the Technician PC Software It shows the Date Time Operator Description Details and Data 6 To print a hard copy of the Repair Log click on Open at the bottom of the screen Enter the Serial number of the pump when prompted and click on Open A complete easy to read Repair Log for the pump is displayed If required it may be printed Service Manual Issue C March 2005 5 3 Omnifuse Syringe Pump Smiths Medical Test procedures flowchart YES NO VES a ie Reprogram Pump NO YES Note If the main PCB is defective the pump must be returned to Smiths Medical for repair and reprogramming Figure 5 1 Post repair test and calibration flowchart Figure 5 1 shows the process that must be completed whenever the pump is repaired or the pump case opened The flowchart must be followed after running the post reassembly test suite in order to check that everything required has been completed CAUTION
95. e PCS Drug PCS Drug protocol reguired to specify a drug protocol configuration parameter protocol Set PCA Sets the value of the PCA C ADPC Y N C adpe E_OK lt value as set gt PCS Drug PCS Drug protocol E NOTOK protocol configuration parameter Read PCA Read the value of the PCA M AOCL None M aocl po 1 2 3 4 Defines if user is allowed to adjust PCS PCS Occlusion lock level SN the dry side occlusion level Occlusion configuration parameter lock level 8 58 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes man KE Con Com Parameters Con Com Parameters trol mand trol mand Set PCA Set the value of the PCA PCS C AOCL 0 1 2 3 4 C aoc E_OK lt value as set If set to O the user can select any PCS Occlusion lock level 5 E NOTOK occlusion level Occlusion configuration parameter PCR EN EG GES If set to a level 1 to 5 then user can only select up to and including the set level Read PCA Reads the value of the PCA M ADPR None M adpr E D PCS PCS Double Press Double configuration parameter Press Set PCA Sets the value of the PCA C ADPR E D C adpr E_OK lt value as s
96. e see Close the Pump Case page 4 29 15 Complete the Functional and Calibration tests Chapter 5 Note If the leadscrew runs jerkily or noisily apply a smear of silicone grease Smiths Medical International Ltd part number 6835 2006 to the leadscrew using a cotton bud Run the screw five times in each direction to spread the lubricant If necessary replace the pusher drive assembly Repair the syringe barrel clamp mechanism The syringe barrel clamp mechanism may need repairing if the syringe size opto sensor flag is broken or the syringe barrel clamping spring arm is broken If the barrel clamp is broken or twisted loose from the drive frame renew the pusher drive assembly WARNING The pump must correctly display the brand and the size of syringe that is going to be used Using a different brand or size of syringe to that being displayed could lead to the incorrect amount of drug being administered thus resulting in injury or death to the patient When a new syringe size sensor flag has been fitted the pump must be carefully tested using the Technician software and the set of syringe size sensor gauges available from Smiths Medical International Ltd part number 0151 0259 Syringe size sensor If the syringe size sensor fails the pump must be returned to Smiths Medical International Ltd The sensor is an integral part of the main PCB which will be renewed Syringe size sensor flag If the size sensor flag
97. e 1 Seal mains connector 1 Ear clamp 1 Seal battery cover 1 Mains inlet shield 1 Washer fibre 2 Screw 3 mm self tap 2 Silicone tubing 1 Spring ear clamp 1 Label configuration 1 Overlay configuration label 1 Label serial number 1 Overlay serial number label 1 Service Manual Issue C March 2005 6 3 Omnifuse Syringe Pump Smiths Medical 7 Retainer Mains Lead side entry 0151 0655 T Retainer Mains Lead rear entry 0151 0846 1 Retainer Mains Lead USA Canada Australia only 0151 0858 8 Battery three required 0151 0649 1 9 Cover Battery 0151 0618 1 10 Sounder comprising 0151 0661 1 Sounder 1 Screw M3 pozidrive 1 11 Connector RS232 comprising 0151 0594 1 RS232 connector 1 Seal RS232 connector 1 Dust cover RS232 1 Screw D connector 2 12 PCB Optical Interface comprising 0151 0574 1 Optical interface PCB 1 Optical interface seal 1 Spacer 2 Screw M3 nylon 2 13 Motor Opto Kit comprising 0151 0624 1 Motor opto assembly 1 Screw M2 pan head 2 14 Pole Clamp Assembly comprising 0151 0631 1 Pole clamp 1 Latching bar 1 Screw M4 pozidrive 2 Washer M4 shake proof 2 Screw M4 countersunk 2 15 IPCB Main Omnifuse syringe pump 1 IPCB Main Omnifuse syringe pump PCA 1 16 In line Occlusion Sensor comprising 0151 0615 1 In line occulsion sensor 1 Washer captive 1 Screw M3 countersunk 1 6 4 Issue C March 2005 Service Manual Smit
98. e KVO rate to be used C KVO lt lt KVO rate gt gt C kvo E OK lt lt KVO rate A value of zero is valid but falls KVO rate by the pump set gt gt outside of the standard range E_RANGE_ERR E_LT against which all non zero KVO SSC rate values should be checked lt KVO rate lower limit gt E_RANGE_ERR E_GT or lt KVO rate upper limit gt Read near Reads the near empty type M NET None M net E_TIME E VOLUME This specifies volume or time empty currently set based mode for the near empty type system Set the Set the near empty type to be C NET E TIME E VOLUME C net E_OK lt value as set near used by the pump E NOTOK empty type Service Manual Issue C March 2005 8 51 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes man ee Con Com Parameters Con Com Parameters trol mand trol mand Read near Reads the current near M NEP None M nep EP 2 3 5 The value returned is affected by empty empty point set 0 2 0 5 1 2 3 the mode in use for the near point 5 10 AUTO empty system so to interpret the value the mode must have been determined by the external controller prior to this command being used Set near Sets the near empty point for C NEP KP 2 3
99. e SI command is not received within 5 seconds then the change rate is effectively cancelled Read back Reads the background M BR None M br lt lt Infusion rate gt gt The background infusion rate ground rate infusion rate formatting is dependant on the infusion units setting see page 8 15 Set back Sets the background infusion C BR lt lt Infusion rate gt gt C br E_OK lt lt Infusion rate The background infusion rate valid groundrate rate set gt gt range and formatting is dependant E RANGE ERR rE_LT on the infusion units setting see Zb page8 15 lt Infusion rate lower limit gt E RANGE ERR rE_GTmr ab lt Infusion rate upper limit gt Read conc Reads the currently set or M COT None M cot E USER E PRE type only method of drug concentration entry Set conc Sets the method of drug C COT E_USER E_PRE C cot E_OK lt Method set The response E NOTOK will be type concentration entry E NOTOK returned if the requested method of drug concentration entry is not enabled Read drug Reads the drug mass unit M DMU None M dmu E MG E UG E NG This command relates to user mix mass units currently set drug concentration programming 8 28 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes mand Name Control Com Para
100. e chassis 3 Push the jaws of the new flag over the pivot pin so that the flag snaps into place with its jaws enclosing the lug on the ear clamp activating arm 4 Close the case see Closing the Pump Case page 4 29 5 Connect the pump to the PC and run the Technician software Sensors test 6 Complete the remaining Functional and Calibration tests In line occlusion sensor replacement only The in line occlusion sensor is an optional feature and can be retrofitted as an upgrade to an existing pump It should be renewed if it is damaged or becomes inaccurate Upgrade To upgrade a pump to feature an in line sensor locking upper case the pump must be returned to Smiths Medical International Ltd where the pump s software will be reconfigured to recognise the new option Replace A damaged in line sensor may be renewed by the customer The in line sensor part number 0151 0615 is supplied with an M3 countersink screw and a black captive washer 1 Open the pump case see Open the Pump Case page 4 3 2 Disconnect the in line sensor ribbon cable from the main PCB using an extractor tool 3 Turn the lower case over and unfasten the retaining screw with washer and re move the defective in line sensor pulling the ribbon cable out through the slot in the lower case 4 Thread the new sensor ribbon cable through the slot and up past the left hand edge of the main PCB Service Manual Issue C March 2005 4 27 Om
101. e conditions Unrecognised command and Parameter format error together will cover the situation where the message data contains a character which is out of the defined range If a command is setting values on the pump for which the corresponding feature is configured out then this is indicated through error flags in the individual command response rather than through use of the ERR message Pump Control fields and acceptable states The following rules apply Control messages CC will only be accepted by the pump if the external controller has initiated control see Generic Information 8 18 i e following successful processing of a Control Initiate command Technician commands see Technician Commands 8 63 will only be accepted if the pump is in Technician state i e following successful processing of a Set Technician State command Configuration Commands see Configuration Commands 8 44 will only be accepted if the pump is in Configuration state i e following successful processing of a Set Configuration State command The following exception apply The Enable Control CI command is itself a control command but will be accepted when in monitoring mode Service Manual Issue C March 2005 Omnifuse Syringe Pump Smiths Medical Serial interface RS232 interface The pump is configured as Data Communications Equipment DCE Channel Specification Baud rate 9600 19200
102. e into the main PCB connector JP9 Close the case see Close the Pump Case page 4 29 Connect the pump to the PC o o N 9 Using the optical interface testing fixture complete the Technician software Opti cal Interface test 10 Complete the remaining Functional and Calibration tests Chapter 5 Pusher Drive Assembly The pusher drive assembly part number 0151 0578 must be renewed if either the drive motor or leadscrew have failed the drive opto sensor has failed the pusher block is defective or e the syringe barrel clamp mechanism is broken Pusher drive assembly removal Open the pump case see Open the Pump Case page 4 3 1 Using an extractor tool disconnect all cables from the main PCB Pull the syringe size sensor flag out through the sensor block and lift the main PCB clear of the case 2 Disconnect the ribbon cable from the IBM board on the underside of the main PCB 3 Disconnect the power supply lead from the power supply PCB JP1 and lift the PCB clear disconnect the battery plug from the underside of the board 4 Unscrew the four screws that hold the pole clamp support frame to the lower case two internal and two external 5 Unfasten the four retaining screws that hold the drive and frame assembly to the lower case unscrew the self tapping ribbon cable retaining screw beneath the lead screw 6 Slacken the two M4 hex nuts that hold the drive and frame assembly to the pole clamp suppor
103. e is configured for a locking case run the Cover Lock test In the pump Configuration menu set the Lockable Cover parameter to Security then set up and run an infusion The pump should 12 Lower case display a COVER UNLOCKED warning if the infusion is started with the cover open display a COVER OPEN alarm if an attempt to open the cover is made while the infusion is running and display a COVER LOCKED warning if an attempt to use BOLUS or GRAPH is made with the cover closed Run the remaining Functional and Calibration tests Chapter 5 To fit the pump lower case part number 0151 0588 or 0158 0150 for PCA pump Separate the pump case and remove the PCBs batteries drive assembly and pole clamp Note the serial number manufacture date and configuration details Fit the case seal to the rim of the new lower case Assemble the new lower case Print and fix new labels using the Technician software Close the pump case see Close the pump case page 4 29 and complete the tests contained in the Technician software Service Manual Issue C March 2005 4 13 Omnifuse Syringe Pump Smiths Medical Remove components from a lower case To remove re usable components from a lower case 1 2 10 11 12 13 14 15 16 17 18 19 Open the pump case see Open the Pump Case page 4 3 Using an extractor tool disconnect the display JP5 keypad JP2 and command wheel ribbon JP1 cab
104. e of the Rate C RCR KE D C rer E_OK lt value as set change change while running E NOTOK while configuration parameter running Read Reads the value of the M AL None M al EP 2 3 4 5 alarm tone Operating Alarm sound configuration parameter Set Alarm Sets the value of the C AL EP 2 3 4 5 C al E_OK lt value as set gt tone Operating Alarm sound E_NOTOK configuration parameter Get Bolus Reads the value of the Bolus M BBP None M bbp Y N beep beep configuration parameter Set Bolus Sets the value of the Bolus C BBP Y N C bbp E OK lt value as set beep beep configuration E NOTOK parameter Get Preset Reads the value of the Bolus M PBL None M pbl U E D bolus preset configuration enable parameter 8 48 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Set Preset Sets the value of the Bolus C PBL E D C pbl E OK r5 lt value as set bolus preset configuration E NOTOK enable parameter Read LCD Reads the value of the Red M RAL None M ral Y N flash on LCD flash on alarm alarm configuration parame
105. e of this manual This manual gives instructions for the service repair and routine maintenance of the Omnifuse syringe pump and Omnifuse PCA syringe pumps The service manual is for use by qualified technicians e g customer biomedical engi neers BMEs who may be required to service repair and calibrate the pump and run acceptance tests after work has been completed The manual contains an overview of pump operation instructions for using this manual with the Technician software a list of the tools and equipment required for servicing the pump a list of acceptance tests regular and preventive maintenance procedures care of batteries etc fault finding and troubleshooting procedures service repair and replace specific assemblies procedures test and calibration procedures after major servicing or repair e an illustrated list of spare parts and accessories and Service Manual Issue C March 2005 1 1 Omnifuse Syringe Pump Smiths Medical serial communications protocol Who should read this manual Related This manual is for use only by suitably qualified personnel i e a qualified customer technician or BMEs who may be required to service or repair the Omnifuse syringe pump and calibrate and run acceptance tests when maintenance work has been com pleted Smiths Medical recommend that users of this manual should have attended a recog nised Omnifuse syringe pump training course
106. e used as an initial offset calibration value Set Sets the display contrast C DCO lt 0 to 20 gt C dco E_OK lt value as set This command will be actioned display to the value passed but the value will not be saved contrast E_RANGE_ERR E_L to NV memory TH lt display contrast lower limit gt E_RANGE_ERR E_G TH display contrast upper limit gt 8 66 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Set Sets the display backlight C DBI lt 0 to 20 gt C dbi E_OK lt value as set This command will be actioned display brightness to the value but the value will not be saved brightne passed E RANGE ERR r E_L to NV memory When the pump ss T is on battery it can override the lt display brightness lower display brightness setting limit gt using a reduced level Valid E_RANGE_ERR E_G values passed with this TH y command should be accepted lt display brightness upper even if the pump is currently limit gt overriding display brightness to a lower level Read Reads the date of when the M DPSD None M dpsd lt DD MM YYYY gt Hours and Minutes are not Date pump was recently served included in the response pump serviced Set Date Sets the date of when the C DPSD lt DD MM YYYY gt C dpsd
107. eee eeeneee eene 8 17 Network messages sicud desees Cueka iuo Sacre dca Da a More fad visa Ra MS Ui ddn 8 17 Generic Information Ee 8 18 Infusion Device Commannds eese eene 8 24 Infusion Device Command Usage eee 8 24 Infusion Device Commands Definition eee 8 26 General Commands EEN 8 35 Infusion Control Commands eese enne nnne 8 38 xiv Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump History Commands ceiau eet eerie ec ee tess 8 41 Configuration Commands cccceeeeeeeseeeeeeeeeeeeeeeeeeeeeesseneeeeeeeeeeeeeeneseenees 8 44 Technician Commands 2 Leine deau exe necx ELA S Misa etnies 8 63 Service Manual Issue C March 2005 XV Omnifuse Syringe Pump Smiths Medical Xvi Issue C March 2005 Service Manual omnifuse Syringe Pump PCA Pump TL Chapter 1 Introduction Smiths Medical Omnifuse Syringe Pump Chapter 1 Introduction This chapter briefly describes the Omnifuse syringe pump and its operating capabil ities For more detailed information of the pump s capability refer to the manuals list ed below Description The standard Omnifuse syringe pump Phase 3 and Phase 4 has no In line occlusion sensing capability or Lockable cover Omnifuse syringe pump variants are available for use in environments where In l
108. eeeeeesaeeeeeeesaeeeeeeeaas 4 10 Remove components from the upper case ereen 4 10 Assemble a standard upper case sse 4 10 Upper case locking version seennm m 4 11 xii Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Remove components from a locking upper case 4 12 Assemble a locking upper case A 4 13 KEE EE uei idd Ted dde FN ege 4 13 Remove components from a lower case i LueniinnnLuieeo 4 14 Assemble lower Case REENEN 4 15 Pole clarmip d teste ee e ute hee 4 20 Remove the pole clamp sseeemm eene 4 20 Assemble and secure the pole clamp sseeeeene 4 20 Pusher Drive Assembly 5 22 x nannte ea Fe ka enda cun XR Gi ees Er ER rias GR 4 21 Pusher drive assembly removal sseenenenn 4 21 Install pusher drive assembly AAA 4 22 Repair the syringe barrel clamp mechanism seeeese 4 24 Syringe size sensor EET TE AE 4 24 Syringe size sensor l ge ieaiai anae aeai en tAE EEE a 4 24 Barrel clamp spring arm ssseeeeeeenen emen 4 25 Syringe ear clamp sensor eueuiuiii iY YLL LLY LL LAL LLY RL LLYR FL LL nennen 4 26 Replace the ear clamp sensor flag eeeeee 4 27 In line occlusion sensor replacement only eeeeeeeese 4 27 Close the pump Case ssssesssseesses
109. el from the upper case unfasten the retaining nut and remove the optical encoder Insert the spindle of the new optical encoder through the hole in the top of the case moulding ribbon cable facing the front of the pump Turn the upper case over and fix the encoder in place with the locknut tightened to a torque of 60 cNm 5 Push fit the command wheel onto the optical encoder spindle so that the clip inside the wheel hub engages with the flat on the spindle Connect the display connector JP5 keypad connector JP2 and optical encoder connector JP1 ribbon cables to the main PCB Connect the pump to the PC and run the Technician software Check Command Wheel test part of Basic Tests Close the case see Close the Pump Case page 4 29 10 Complete the Functional and Calibration tests Chapter 5 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Command wheel 1 Pull the command wheel off the optical encoder spindle 2 Push fit the new command wheel onto the optical encoder spindle so that the clip inside the wheel hub engages with the flat on the spindle 3 Connect the pump to the PC and run the Technician software Check Command Wheel test part of Basic Tests Sounder If the sounder fails a new sounder must be fitted part number 0151 0661 1 2 Open the pump case see Open the Pump Case page 4 3 Using an extractor tool disconnect all cables from the main PC
110. em by date and time Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump The pump s history can be viewed either via the display or in detail using the Omni fuse Syringe Pump Technician software package and a PC Protocols The Omnifuse Syringe Pump Protocol Management System enables relevant hospi tal protocols to be pre loaded in the pump One off infusions can also be set up using the User Programmed feature Operation The Omnifuse syringe pump is built around an electric stepper motor driving a lead screw The leadscrew moves the pusher block that depresses the syringe plunger The volume of fluid infused over a given period is thus a function of the syringe barrel diameter and the distance that the pusher travels to press in the plunger This means that the accu racy of the dose being administered is crucially dependent on i the accuracy of the motor leadscrew mechanism ii the pump correctly sensing what size of syringe has been loaded into it and iii the physical characteristics of the syringe itself The drive mechanism The stepper motor rotates the leadscrew within a nut fixed into the left hand end of the pusher tube The pusher block is fixed to the right hand end of the tube and as the lead screw rotates the tube and pusher block slide along a guide rail on the drive chassis When the motor turns anti clockwise the leadscrew pulls the pusher block to the left so that it can eng
111. en received when the stop character is received at which point the message shall be passed on for further processing If a start character is received before a stop character the current message shall be abandoned and message assembly shall be re started Communications Link Control This section describes the process required to establish and break a link between a pump and and an external controller Connection This section describes the process to be followed to establish a connection with a pump 1 External controller broadcasts a who s out there message i e 00000000NOL004XID lt CRC gt 8 6 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump 2 Pump s not already connected respond with an I m here message containing the responding pump s address in the address field e g pump address gt NOL104xid lt CRC gt 3 The external controller responds with a connect message addressed to a specific pump e g pump address gt NOL204XLG lt CRC gt 4 The pump responds with a connected message including a communications time out in seconds to be used while the pump is not infusing e g pump address gt NOL306xlg 30 lt CRC gt Disconnection The disconnect sequence may be initiated from either the pump or the external controller As part of its power down sequence the pump will set the Status field of its next command response following a power down request
112. er 0151 0266 Items to be replaced at each disassembly Note The battery cover seal must be renewed each time the battery compartment is opened These items may need renewing Case main seal and tubing Pump calibration label after pump recalibration Safety Precautions The following general safety precautions must be observed when working on the Omnifuse syringe pump WARNING Always disconnect the pump from the AC mains supply before opening the case WARNING While working on the pump be careful not to get your fingers trapped in the pusher drive mechanism The drive motor is powerful enough for you to be injured by it CAUTION Electro Static Discharge ESD precautions conforming to BSEN 100015 4 1994 must be strictly observed at all times when removing and handling any pump component Failure to take such precautions may result in serious damage to the pump and possible malfunction later An earthing wrist strap must be worn whenever handling or working near static sensitive components like printed circuit boards PCBs Ensure that any ESD sensitive components are stored in an anti static bag or similar container while they are outside the pump CAUTION Loctite 222 adhesive must never be used on the pump since it will damage the case plastic Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Open the pump case To open the pump case 1 2 Switch off the pump and isola
113. erating alarm and stop the pump motor Receipt of a bad message or a loss of communication shall be interpreted as communication failure On the detection of communication failure the pump returns to the not connected condition and is then ready to accept a new connection On the detection of communication failure by the external controller one of the following actions shall occur 1 Ifthe external controller is controlling the pump it shall generate an alarm 2 Ifthe external controller is monitoring the pump it shall wait for a time greater than the communications time out and then attempt to connect to the pump again It shall try to re connect three times If the third re connect attempt fails then the external controller shall generate an alarm Bad Command received Should the pump be unable to action a received command an error flag will then be returned in the response to the command but for some conditions the following error message is returned instead lt address gt NOL0006err lt message error gt CRC After responding with this message no further processing of the received message is performed by the pump The bad command errors are defined as follows Error Condition Notes lt message error gt value Inappropriate command Examples Receipt of a command E ERR WRONG MODE received while programming setting an infusion parameter inappropriate for the infusion mode or
114. eseeeee nennen nennen nennen nennen 4 29 Chapter 5 Test and Calibration Test SOG USC YF rn Ser ar Ea Rai 5 1 Basic tests EE 5 1 F nctional tests roce eredi epe ie ud DL eb ees 5 1 Calibration tests ente eati aeaa A emere deitas 5 2 Logging repairs and part replacement eeeeeeeeeeeee 5 2 Gritical parts Sui auis tene 5 2 Test Equipment sori akaran aiiken tiere erre e et d ANTEA teen nes 5 5 Test and Calibration Procedures LLs eere eeeseeseee 5 6 Ee 5 6 Functional tests c e coe ees I ER d use 5 6 Calibration tests sssessesssssssesssssseee ennemi rentre nns 5 8 Chapter 6 Parts Lists Supply of Spare Parts ipee Eine ee 6 1 Fitting Spare Uu EE 6 1 Main PCB au Hn Nu duu ent atem Lt 6 1 Service Spares kit ee Bee 6 9 ele af cU EE NR FFF 6 10 Service Manual Issue C March 2005 xiii Omnifuse Syringe Pump Smiths Medical Chapter 7 Specifications and Standards ll IC 7 1 English Australian Canadian English sssesssss 7 1 Nuet EE 7 1 DUTCH EM T AAT HERE nk 7 1 Omnituse PCA ui dude yu YTI I SWYD lente ate FFY y Tn ue 7 1 English Australian Canadian English sssesssss 7 1 Erenchis zie de OPI dto a ide 7 1 DUTCH EE NW 7 1 Chapter 8 Serial Communications Protocol IEF OC UICTIONN SEMEL oases 8 1 Organisat
115. ests can be run individually To access test points the tests nearly always require the pump case halves to be separated If so all the Basic Functional and Calibration tests must have successfully completed for the warranty to remain valid Note The Check Keypad and Display test can be run with the pump case closed To adjust brightness or contrast the pump case must be opened to access the relevant potentiometer Alternatively the brightness and contrast can be adjusted using the Display Brightness and Display Contrast in the pump Configuration menu refer to the Technical User Manual Functional tests Test Purpose Equipment Required Check Voltages Checks that input Vin power supply Calibrated DVM 12 V DC and ADC reference Vref voltages are within limits Check ADC Checks that ADC reference voltage Calibrated DVM Accuracy primary Vcc and secondary Vcc is within tolerance Check Syringe Checks that syringe size sensor is None Size Sensor working correctly Check Command Checks that optical encoder works None Wheel correctly turn wheel clockwise anticlockwise press release wheel Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Check Keypad and Display Checks operation of self test sequence LEDs screen brightness contrast and correct detection of key presses Note In some circumstances this test can be run without opening the
116. et Defines whether or not a double PCS PCS Double Press E NOTOK press of the PCA handset is Double configuration parameter required to trigger a PCA dose Press Read PCA Reads the value of the PCA M ABAL None M abal E LED OFF PCS Bolus PCS Bolus available LED E LED CONTINUOUS available configuration parameter E LED AVAILABLE LED Set PCA Sets the value of the PCA C ABAL E LED OFF C abal E_OK lt value asset If set to E LED OFF then LED PCS Bolus PCS Bolus available LED E LED CONTINUOUS E NOTOK in handset is off available configuration parameter E LED AVAILABLE LED If set to E LED CONTINUOUS then LED in handset is continuously illuminated If set to E LED AVAILABLE then LED in handset will light when patient can reguest a bolus dose Read PCA Reads the value of the PCA M ADDM None M addm E STAT E USER RATE PCS Dose PCS Dose duration Mode duration configuration parameter Mode Service Manual Issue C March 2005 8 59 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Set PCA Sets the value of the PCA C ADDM E STAT C addm E_OK lt value as set Ifsetto E SAT then Pump runs at PCS Dose PCS Dose duration Mode E U
117. ever if a pump case is opened for any reason Smiths Medical MD Inc may invalidate the agreed warranty Fail ure to run all Functional and Calibration tests after closing the pump case may result in incorrect operation leading to inaccurate infusions that may cause injury or death to patients WARNING While Smiths Medical have taken all reasonable steps to ensure that the pump operates correctly while under remote control it is the responsibility of the person who designs and implements the controlling device to ensure that the resulting system pump and the controlling device is fit for its intended purpose WARNING The assessment for the suitability of any software firmware in the clinical environment to control or receive data from the pump lies with the user of the eguipment Any connecting analogue and digital components are reguired to meet BS EN600950 1 2002 IEC 60950 1 2001 10 for data processing and BSEN60601 1 1990 for medical devices WARNING Any person connecting additional devices to the signal input or output is a system configurator and responsible for meeting the reguirements of the system stand ard BS EN606010101 2001 EIC 60601 1 1 2000 12 Failure to do so may result in the compromised function of the product patient injury or user injury Cautions tell you about dangerous conditions that may occur and cause damage to the pump if you do not obey all instructions in this manual 1 CAUTION Refer all ser
118. extractor tool disconnect the ribbon cable and wiring loom between the main and power supply PCBs 3 Disconnect the AC mains supply loom JP1 from the top of the PCB Lift out the PCB and disconnect the battery wiring loom on the underside of the board JP3 7 Disconnect m PS n 4 Connect the battery wiring loom to the new PCB connector JP3 and place the PCB in its recess locating it over the boss at the rear right hand corner of the lower case and the dowels on the chassis frame 5 Connect the mains power loom to the new PCB connector JP1 6 Connect the ribbon cable connector JP2 and the wiring loom JP4 between the power supply PCB and the main PCB connectors JP11 and JP12 respectively GM151 C 2037GB B 7 Connect the pump to the PC and run the Technician software Check Voltages test part of Basic Tests 8 Close the case see Close the Pump Case page 4 29 and run the Battery Current test 9 Runthe remaining Functional and Calibration tests Chapter 5 4 4 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Display PCB If the display PCB fails it must be renewed part number 0151 0571 supplied with four 3mm self tapping screws 1 2 8 9 Separate the cases see Open the Pump Case page 4 3 Using an extractor tool disconnect the display keypad and optical encoder ribbon cables from the main PCB Retain the lower case Lay the upper
119. ey was detected during Display test power on tests Unexpected primary 24 The primary processor was reset processor reset unexpectedly Unexpected secondary 25 The secondary processor was reset processor reset unexpectedly lllegal op code executed 26 The primary processor has primary processor detected the execution ofan illegal instruction lllegal op code executed 27 The secondary processor has secondary processor detected the execution ofan illegal instruction Unexpected interrupt 28 The primary processor has primary processor received an unexpected interrupt Unexpected interrupt 29 The secondary processor has secondary processor received an unexpected interrupt Motor speed in step unit 31 The results of the two separate Check motor leadscrew and opto sensor Service Manual Issue C March 2005 Omnifuse Syringe Pump Smiths Medical fault zero reading out of range Motor over speed 32 The independent motor speed Check motor leadscrew monitoring has detected that the and opto sensor motor is running too fast It may not be safe to continue with the infusion Motor under speed 33 The independent motor speed Check motor leadscrew monitoring has detected that the and opto sensor motor is running too slow It may not be safe to continue with the infusion Motor disable does not 36 The independent motor speed Check motor leads
120. functions at each pin are listed in the following tables Power Supply Unit PCB Connector Pin No Function JP1 Not used Power in Neutral Not used Live Not used Earth VCC 12V OVS JP2 PSU PCB connects to JP11 on the Main PCB Battery current Battery voltage Main charge control Trickle control 1 Trickle control 2 col CO NY Ot WwW MW e o Ot gt l WwW N ra Temperature n o Ext power flag n n Volt cut n N Not used Service Manual Issue C March 2005 1 7 Omnifuse Syringe Pump Main PCB JP3 Batteries Battery ve Battery ve JP4 PSU PCB connects to JP12 on the Main PCB OVP OVP VIN to main PCB A wl N ej Ww nm VIN to main PCB Smiths Medical Connector Pin No Function JP1 Command Wheel JP2 Keypad Not used DR3 KB IN2 ROT_ENCB ROT_ENCA VCC OVL OVL ONT OVL VCC ON OFF_KEY KB_IN4 KB_IN3 col CO NT Om ot BY wl N rail HD af A WwW b i KB IN2 KB IN1 KB INO Not used JP3 In line Occlusion Sensor Pressure Pressure OVS ONT VREF H VCC WSD Enable o s Oil cu A Cw N ra WSD Detect Issue C March 2005 Service Manual Smiths
121. ge not addressed to it Invalid character in control field C M N or T only E ERR CONTROL Invalid character in status field D or O only E ERR STATUS Invalid character in series field L or S only E ERR SERIES Invalid character in sequence 0 to 9 A P C D E E ERR SEQUENCE field or F only Out of seguence message received n a E_ERR NOT SEOUENCE Invalid character in length field 0 to 9 A P C D E E ERR LENGTH or F only Data field length does not match n a E_ERR DATA LENGTH the length specified in the length field of the message Invalid character in CRC field 0 to 9 A B C D E E ERR CRC CHAR or F only CRC received does not match n a E_ERR_CRC calculated by receiver Total message length exceeded Maximum message length E_ERR_MESSAGE_LENGTH including start and stop characters is 255 characters When a pump receives a bad message it returns an error message The error message is defined as follows where lt message error gt is as defined in the table above lt address gt NOL0006err lt message error gt lt CRC gt The pump does no further processing of the received message Note that the sequence number for an err response will always be 0 Service Manual Issue C March 2005 8 9 Omnifuse
122. gged from mains Check the mains lead at both ends Current switched off at mains Switch on at the mains Power cut Check whether other appliances on the same supply are also dead Fuse blown Check the mains lead plug and fit a new fuse if necessary 1 Two 4A micro fuses F3 and F4 are mounted on the Power Supply Unit PCB When changing either fuse ensure that the AC mains power is disconnected and that the batteries are disconnected If F1 or F2 fail the pump should be sent to Smiths Medical International Ltd for service Service Manual Issue C March 2005 Battery Omnifuse Syringe Pump Smiths Medical Symptom Possible Causes Action Constant LOW BATTERY warnings even though batteries are fully charged Battery power indicator not reset after replacing batteries To reset switch the pump on for 6 minutes then off at the mains Switch on again to charge batteries Dead batteries Run the Battery Current test and fit new batteries if necessary BATTERY FAULTY warning Battery connectors displaced Remove the battery cover and check integrity and correct polarity of battery wiring loom connectors Damaged or dead batteries Run the Battery Current test and fit new batteries if necessary Faulty Power supply unit PCB Run the Check Voltages tests and fit anew Power supply unit PCB if necessary BATTERIES DEAD Faile
123. hat closes onto the syringe barrel As the clamp rotates a flag on its swivelling end interacts with an opto sensor to report the clamp s final resting point as one of seven positions corresponding to seven possible syringe capacities between 2 ml and 50 60 ml If a syringe does not correspond to one of these capacities or has been incorrectly loaded an INVALID SYRINGE alarm is given Occlusion sensor When the pusher block contacts the plunger head during loading a first touch sensor inside the block signals to the microcomputer that a syringe is present The clamp arms then close to grip the head of the plunger If in line occlusion sensing has not been installed or has been disabled in the Configuration menu a strain beam pressure sensor inside the pusher block monitors the pressure on the plunger head throughout the infusion The microcomputer gives an occlusion alarm if this pressure rises above a preset level Service Manual Issue C March 2005 1 5 Omnifuse Syringe Pump Smiths Medical In line occlusion sensor optional Ifthe in line occlusion sensor is installed the liquid being infused flows through a small membrane covered disc inserted into the line As the liquid pressure increases the membrane is forced outwards against a transducer within the sensor housing This generates a voltage proportional to the pressure in the syringe and line If in line sensing has been enabled via the Configuration menu this voltage is
124. he PCA M ACO None M aco U E Indicates if the Clinician override PCS PCS Clinician Override feature is available Clinician bolus configuration override parameter Set PCA Sets the value of the PCA C ACO E D C aco E_OK lt value as set Set to E ifthe Clinician override PCS PCS Clinician Override E NOTOK feature is active Clinician bolus configuration override parameter Read PCA Reads the value of the PCA M ABD None M abd Y N Defines if the pump should beep PCS beep PCS beep on bad demands once in response to a bad demand on bad configuration parameter Set PCA Sets the value of the PCA C ABD Y N C abd E OK 5 lt value as set PCS beep PCS beep on bad demands E NOTOK on bad configuration parameter Read PCA Reads the value of the PCA M AUP None M aup E D Determines if user is allowed to PCS user PCS user programming program infusion by controlling program configuration parameter PROGRAM INFUSION option in ming drug protocol screen Set PCA Sets the value of the PCA C AUP E D M aup E_OK lt value as set PCS user PCS user programming E NOTOK program configuration parameter ming Service Manual Issue C March 2005 8 57 Omnifuse Syringe Pump Smiths Medical Com De
125. he Sounder test If necessary fit a new sounder Sounder does not make Failing main PCB Run the Sounder test expected noises or at If the sounder unit is OK return the pump wrong intensity to Smiths Medical International Ltd for replacement of the main PCB PCA handset if fitted Symptom Likely Cause Action Handset fails to deliver an infusion Faulty connection Pushbutton failure LEDs inoperative Select Test PCA handset from the Technician menu on the pump and run the tests If the handset fails any of the tests fit a new handset Service Manual Issue C March 2005 Omnifuse Syringe Pump System faults Smiths Medical If a serious internal error occurs the following System Fault messages may appear on the LCD display The pump also sounds a continuous alarm The alarm can only be silenced by switching off the pump CAUTION Do not switch the pump back on again after a System Fault if the screen message specifically tells you not to Switching the pump back on may destroy important diagnostic information needed by the Smiths Medical International Ltd service engineers The large message gives the fault number while the message in smaller letters gives a description of the fault and tells you what to do next Fault Message No Description Action POST Primary Processor 1 The primary processor ROM has Program R
126. he pusher drive chassis to the support pillars inside the lower case using four M4 screws and washers The right hand screw also secures the battery earth green and yellow wire terminal 3 Tighten the screws to a torque of 60 cNm 5 4 Ifthe two M4 nuts have been slackened tighten each to 60 cNm 5 5 Peel the backing paper from the adhesive pad on the flexible ribbon cable Fix the cable to the side of the chassis 6 Connect the sounder ribbon cable to the underside of the main PCB ensuring that the shiny cable contacts face towards the centre on the pump 7 Connect the power supply and battery wiring looms to the power supply PCB Locate the PCB in its recess _C 2035GB A S 8 Connect the board to board ribbon cable connector JP11 and wiring loom connec tor JP12 Service Manual Issue C March 2005 4 23 Omnifuse Syringe Pump Smiths Medical 9 Locate the tip of the size sensor flag in the slot in the size sensor block Open the syringe barrel clamp to push it through 10 Connect the ribbon cables for the optical interface connector JP9 RS232 JP13 drive opto encoder motor wiring loom JP7 and flexi cable JP6 11 If fitted connect the in line sensor JP3 and the PCA JP10 12 Connect the LCD connector JP5 keypad connector JP2 and optical encoder connector JP1 ribbon cables 13 Connect the pump to the PC and run the Technician software Basic tests 14 Close the pump cas
127. her during syringe loading or unloading Failure to do so may result in patient or user finger injury WARNING To avoid syphoning of the syringe contents free flow ensure that the syringe is correctly loaded into the pump that the syringe plunger is properly engaged by the pump s pusher block and that the pump is placed not more than 80cm above the infusion site Syphoning can result in over infusion leading to patient injury or death Service Manual Issue C March 2005 iii Omnifuse Syringe Pump Smiths Medical 27 28 29 30 31 32 33 34 35 36 37 38 39 WARNING If you program an infusion to run at less than 0 5ml h there may be a signif icant delay between pressing the Start key and the start of fluid delivery To reduce the startup time of an infusion always use the purge facility to prime the line before connect ing it to the patient and pressing the Start key WARNING To avoid over infusion do not purge the infusion line when the administra tion set is connected to the patient Over infusion of medication can result in patient injury or death WARNING Where the bolus function is not required this function should be disabled to prevent inappropriate use Failure to observe this precaution may result in patient injury or death WARNING To avoid the pump becoming detached from an IV pole always make sure that the pump is securely fixed to the pole Always check the
128. hs Medical Omnifuse Syringe Pump 17 PCB Display comprising 0151 0571 1 PCB display 1 Screw 3 mm self tap 4 18 Optical Encoder Kit 0151 0626 1 19 Ribbon Cable Set not illustrated comprising 0151 0628 Ribbon cable optical interface 5 Ribbon cable main PCB PSU 5 Wiring loom board to board 5 20 Cover syringe 0151 0633 1 21 Fuse 0151 0647 10 22 Mains lead 0151 0651 1 Mains lead European right angled 0151 0176 Mains lead Australian 0151 0178 Mains lead Swiss 0151 0324 Mains lead North American 0151 0177 23 Seal battery 0151 0653 5 24 Cable loom battery 0151 0645 1 25 Key 0151 0641 1 26 Handset Assembly Omnifuse syringe pump PCA only 0153 0146 1 27 PCA seal Omnifuse syringe pump PCA only 0153 0147 1 28 Cable Assembly internal Omnifuse syringe pump PCA 0153 0151 1 only 29 Clip Omnifuse syringe pump PCA only 0153 0152 2 30 IBM Independent Battery Monitor board assembly 0153 0088 1 1 Tf defective this item must be returned to Smiths Medical for repair and software reconfiguration 2 The labels in the Lower case assembly kit can be printed using the Omnifuse Technician Software part number 0151 0266 3 If this item is fitted new as an upgrade the pump must be returned to Smiths Medical for software reconfiguration Service Manual Issue C March 2005 Smiths Medical Omnifuse Syringe Pump Syringe Pu
129. ibbon cable from the sounder connector board noting the orientation Using needle nosed pliers sgueeze each lock post and lift off the board If necessary disconnect the ribbon cables from the IBM board Locate and secure the new IBM board to the main PCB using three lock posts Connect the sounder ribbon cable to the sounder board on the underside of the main PCB the shiny contacts face the centre of the pump Connect the ribbon cable from the IBM board to the main board JP5 Reposition the main PCB in its recess locating it over the boss inside the case and the dowels on the drive chassis Locate the tip of the size sensor flag in the slot in the size sensor block Open the syringe barrel clamp to push it through Connect the ribbon cables for the optical interface connector JP9 RS232 JP13 drive opto encoder JP8 motor wiring loom JP7 PCA JP10 and flexi cable JP6 If fitted connect the in line sensor JP3 and PCA JP10 Connect the board to board ribbon cable connector JP11 and wiring loom JP12 Connect the LCD display board connector JP5 keypad connector JP2 and opti cal encoder connector JP1 ribbon cables Close the case see Close the Pump Case page 4 29 Run the Functional and Calibration tests Optical interface PCB If the optical interface PCB fails a new part must be fitted part number 0151 0574 The PCB is supplied with a new seal and two nylon screws and spacers 1 2
130. imes lt value shift2 gt E_NOTOK shifts Where lt shift gt times configuration parameter lt value shift3 gt lt HH MM gt Read wait Reads the value of the wait M AWM None M awm E D mode mode configuration parameter Set wait Sets the value of the wait C AWM E D C awm E OK 7 r lt value as set Indicates if the WAIT SLEEP mode mode configuration E NOTOK mode is available parameter Read Reads the value of the Inline M ILL None M il 0 999 Inline Cap pressure limit configuration value parameter Set Inline Sets the value of the Inline C ILL 0 999 C ill E_OK lt value as set Cap value pressure limit configuration E NOTOK parameter 8 62 Issue C March 2005 Service Manual Smiths Medical Technician Commands Note that the pump must be in the Technician State to accept these commands Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes mand Mame Con Com Parameters Con Com Parameters trol mand trol mand Read Read total volume M TVOL None M tvol lt 0 to 9999999 gt The value represents the total Total infused Technician volume in ml of drug infused volume parameter since manufacture of the pump infused The response parameter defines the format of the returned data Read Read Battery voltage M BT None
131. in the command lt Preset Bolus Duration E INVALID RATE is returned if upper limit gt the derived Preset Bolus Rate is out of range Start bolus Start a preset bolus infusion C SB None C sb E OK E NOTOK Stop bolus Stops the bolus infusion in C STPB None C stpb E OK E NOTOK progress but does not suspend the main infusion 8 40 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump History Commands Includes Get History and totalisers Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Get dates Read start and end dates for M HGD None M hed E OK First date returned is the date of the history events i e date of lt DD MM YYYY gt the oldest history event second oldest event and date of lt DD MM YYYY gt date is the date of the newest newest event E NOTOK history event E NOTOK is returned if this information cannot be retrieved from the history store Read Get history events for a M HGE lt DD MM YYYY gt M hge Frame 1 VN is the primary software history specified range of dates This lt DD MM YYYY gt version in the form N N N command will return all history events within this E_OK VN o event PENERE date ranse GE of statt B more than one message frame i aud hi d ds PM S E NOT FOUND this is the case fields shou
132. ine Occlusion Sensing or a Lockable cover are re quired The variants can be specified when the pump is purchased or the standard pump can be upgraded to one of the variants if it is returned to Smiths Medical The three variants are Omnifuse syringe pump with In line Occlusion Sensing Omnifuse syringe pump with Lockable Cover and Omnifuse syringe pump with In line Occlusion Sensing and Lockable Cover In line Occlusion Sensing For clinical applications where occlusion pressure needs to be monitored very precisely for example in a Neonatal unit the pump should be ordered with an in line occlusion sensor Lockable Cover The Lockable cover pump variant may be used in clinical areas where it is necessary to prevent the syringe from being removed and to prevent any change to the flow rate for the infusion The Lockable cover prevents physical access to the syringe except by an authorised per son with a key The cover can be used with the Omnifuse syringe pump security soft ware enabled which locks the keypad once the infusion is started This prevents accidental changes to the infusion rate or access to the bolus feature In line Occlusion Sensing and Lockable Cover The Omnifuse syringe pump is also available as a pump fitted with both the In line sensor and the Lockable cover Note Technician Software The pump may only be tested or calibrated using the Omnifuse Technician Software part number 0151 0266 Scop
133. ing a significant liquid spill onto the pump it should be wiped dry and inspected by service personnel before being returned to service Failure to do so may result in compromised functioning of the pump leading to patient or user injury or death CAUTION Do not use cleaning and disinfecting agents other than the approved ones specified here The Omnifuse syringe pump is designed to be water resistant against accidental spillages but not waterproof The casing and outer surfaces of the pump should be cleaned using a damp cloth or if necessary a cloth dampened with a mild solution of washing up liquid 1 For pumps with a lockable cover remove the cover before cleaning it 2 Wipe the exterior surfaces of the pump paying particular attention to the barrel clamp and the syringe ear slot To clean beneath the syringe pusher block switch on the pump and load an empty syringe so that the block moves left 3 When cleaning is complete disinfect the pump using a suitable disinfectant solu tion and remove any disinfectant residue by wiping with a clean damp cloth 4 After cleaning and disinfection remove the syringe and replace the lockable cover Disinfectants Disinfect the casing of the pump either with a cloth dampened in a solution of sodium hypochlorite 0 296 or with alcohol wipes intended for disinfecting equipment A suitable disinfectant solution can be made by diluting sodium hypochlorite with water to give a solution of 0
134. input to the microcomputer via an analog to digital convertor ADC which sets off an occlusion alarm if it exceeds a preset level An opto sensor at the bottom of the housing detects the presence of the pressure sensing disc If the disc is removed dur ing an infusion an alarm is given If in line sensing is disabled for any reason the pump immediately reverts to the standard method of occlusion sensing Power failure sensing The sensing system immediately detects an AC power failure If this happens the pump continues to run for about 10 hours after switching automat ically to its internal backup batteries providing the batteries are fully charged The sensing circuits also include a system that monitors the batteries and raises an alarm if the output voltage drops below 5 75 V When the voltage falls below 5 4 V the pump turns itself off after a warning period of 30 minutes Independant Battery Monitor The Independent Battery Monitor IBM board provides an audible alarm when the Omnifuse Omnifuse syringe pump internal battery falls to a level that causes the pump to stop at a rate too fast for the software battery detection system to operate The board interfaces with signals from the pump and determines that if a fault condi tion has occurred the sounder mounted on the board is activated If the normal AC and battery power fails a battery on the board provides emergency power to drive the alarm The IBM activates an alar
135. ion of this chapter cesses enne 8 1 SEET 8 1 Bad Command received ccccccscccceeceeseeeeeseeneeeeeeceneeeesecsneeeeesesneeeeesesaes 8 2 Pump Control fields and acceptable states AA 8 3 Serial Interface iia tee dai DR e UR t Edi EIE 8 3 RS232 CIO RETE 8 3 Channel Specification esses nnne 8 3 MESSAGE FORMAT iu ais ddin EE 8 4 Message Assembly i r vedi iiu nu GY Y UU DYNN RYM NG EO Down NN GU Na YR 8 6 Communications Link Control eren 8 6 ee ET ER DES 8 6 Disco n ction BETEN 8 6 Pump delay response ecco uisi ma YR bwa be dpa E Y Ee ld I Maro tea Uw PC Ra GE ERR FR 8 7 Error Handling E 8 8 Bad message received or Connection failure seesesesssss 8 8 Enumerated Dalai erroe pr REN Geh as cR e ch anon EF NN X EDR RAEN 8 9 Infusion modes 30 3F rei emo NG 8 10 Infusion units 40 4F iiiter tinte rcnt en inn neben 8 10 Message Errors and General Message Responses 50 8F 8 11 Mass Units Programming 90 9F eere 8 12 History storage AO BF eeeeeeeeeeeeeeeeeeeee nennen nnne 8 13 Data formats and ranges ccccccceeceeeeeeeeeeeeeeeeeeseeeeneeeeeeeeeeeeeeeeeeeeeeneeneeees 8 14 Parameter Dat ERE ee SERA ee ANEREN EES 8 14 I2 utram 8 15 Commands and Responses
136. iquid Crystal Display LED Light Emitting Diode LSE Leadscrew Encoder MRI Magnetic Resonance Imaging PC Personal Computer PCA Patient Controlled Analgesia PCB Printed Circuit Board POST Power On Self Test PSU Power Supply Unit RAM Random Access Memory ROM Read Only Memory TP Test Point Service Manual Issue C March 2005 vii Omnifuse Syringe Pump Document History ISSUE RECORD Smiths Medical Issue No Event Date Issue A Document published November 2001 Issue B PCA added Phase IV update February 2004 Issue C Corporate name change March 2005 viii Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Omnifuse Contents Warnings and Cautions cccccccsssseeeeeeeeeeeeeseeeeeeeeeeeeeeeeeeeeeeeseeeeeeeeeeeeeees iii WATS eie euyd Gud cb usu dated aon CA Kec SD DYN iii Cautioli qe vi Associated manuals and software esee vii Glossary A viii Document HISIOEV eed Seed ege eegend Eege Eege ix Chapter 1 Introduction Scope of CH TT 1 1 Who should read this manuel 1 2 Related manuals Abee 1 2 lun EE 1 2 Omnifuse M PCA E 1 2 leie de EEN 1 3 System description 1 3 INFUSION modes vi hee inocente einer YNAT FWYTA e dne 1 3 Controlling the PUMP EE 1 3 Technician Software
137. iring loom connectors JP11 and JP12 respectively Locate the tip of the size sensor flag in the slot in the size sensor block Open the syringe barrel clamp to push it through Connect the ribbon cables for the optical interface connector JP9 RS232 JP13 drive opto encoder JP8 motor wiring loom JP7 and flexi cable JP6 If fitted connect the in line sensor JP3 and PCA J10 Connect the LCD connector JP5 keypad connector JP2 and optical encoder connector JP1 ribbon cables Connect the pump to the PC and run the Technician software Basic suite of tests Close the case see Close the Pump Case page 4 29 Complete the Functional and Calibration tests Service Manual Issue C March 2005 4 19 Omnifuse Syringe Pump Smiths Medical Pole clamp The pole clamp may need replacing if the knob has been over tightened and the clamping screw thread stripped To fit a new pole clamp remove the pole clamp and latch bar e remove the optical interface PCB from the clamp secure the new pole clamp to the lower case moulding and close the pump case and complete the tests in the Technician software The pole clamp part number 0151 0631 includes four M4 fixing screws and optical interface seal The existing latch bar may be used Remove the pole clamp 1 Open the pump case see Opening the Pump Case page 4 3 2 Disconnect the display optical encoder and keypad ribbon cables from the mai
138. is out of range Set preset Configure preset bolus rate C BLSR lt lt Infusion rate ml h gt gt C blsr E_OK lt lt Dose gt gt lt In the returned values the Bolus rate Infusion rate ml h parameters are respectively set gt gt r lt lt Duration MM S9 gt The currently set Preset E INVALID TIME Bolus Dose value E_RANGE_ERR E_LT Bo The Preset Bolus Rate set lt Preset Bolus rate lower in the command limit gt E RANGE _ERR E_GT The derived Preset Bolus Sei Duration lt Preset Bolus rate upper g INVALID TIME is returned if limit gt the derived Preset Bolus Duration is out of range Service Manual Issue C March 2005 8 39 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes bs Con Com Parameters Con Com Parameters ame trol mand trol mand Set Preset Configure preset bolus time C BLST lt lt Duration MM SS C blst E_OK lt lt Dose gt gt lt In the returned values the Bolus time Infusion rate ml parameters are respectively h gt gt lt lt Duration MM SS set gt gt The derived Preset Bolus E_INVALID RATE Dose value E_RANGE_ERR E_LT M B 8 The currently set Preset lt Preset Bolus Duration Bolus Rate lower limit gt d E RANGE ERR E_GT The d Bolus FED 2n set
139. is pump M IMA None M ima E_CONTINUOUS 7 E INTERMITTENT amp E PRESET VOL 4 7E_PRESET TIME 7 E CIRCADIAN PE PCA E_PCS The infusion modes are returned as enumerated data Read infusion unit Read the infusion unit currently set IU None iu E E E Ed Ed Ed Ed Ed Ed Ed Ed Ed Gi z z d C 03030 Ex PER H _ PER MIN PERH PER MIN PER H PER MIN PER H PER MIN PER KG PER H EE QQ zg QQ PER_KG_PER_MIN Kal G PER KG PER H PER KG PER MIN PER KG PER H ZZ aeood PER KG PER MIN Note The units are returned as enumerated data 8 26 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes man SC Control Com Parameters Control Com Parameters mand mand Setinfusion Sets the infusion unit C IU E ML PERH C ju E OK infusion unit unit E ML PER MIN set gt E_MG_PER_H E NOTOK E MG PER MIN E UG PER HI E UG PER MIN E NG PER H E NG PER MIN E MG PER KG PER H E MG PER KG PER MIN UG PER KG PER H E UG PER KG PER MIN E NG PER KG PER H E NG PER KG PER MIN Read Reads the volume infusion M RT None M rt E_OK lt lt Infusion rate This is the value derive
140. ld not be E_NOTOK split across frames Frame 2 A new response frame will be started for each new event Ifa 1 lt event data gt 3000 event is split across message frames the format of the lt event data gt must delineate event beginning and end The format must also include the timestamp and event type of each event Service Manual Issue C March 2005 8 41 Omnifuse Syringe Pump Smiths Medical Com mand Name Description Transmitted Data Response Data Con trol Com mand Parameters Con trol Com mand Parameters Notes Get parameter history Retrieves the requested parameter store HCG E CONFIG E SYRINGE E GRASEBY heg sets lt DD MM YYYY gt lt HH MM SS gt lt parameter data gt E_NOT_FOUND sets The returned parameter data may span more than one message frame if this is the case fields should not be split across frames A new response frame will be started for each new parameter data record Note that sets is interpreted as follows sets 50 for E CONFIG sets 50 for E SYRINGE sets 100 for E GRASEBY Note that E NOT FOUND will be returned for any empty data sets Read infusion list Retrieves a list of infusion histories found between the dates specified HLI DD MM YYYY c lt DD MM YYYY gt hli Frame 1 E OK VN E_NOT_FOUND E_NOTOK
141. les from the main PCB and put the upper case aside Disconnect the mains input wiring loom from the power supply PCB JP1 and lift out the PCB disconnect the battery wiring plug JP3 Pull the syringe size sensor flag through the size sensor block Using an extractor tool disconnect the ribbon cables from the main PCB and re lease the board Disconnect the sounder ribbon cable on the underside of the main PCB Unfasten two internal pozi pan screws and washers and two external countersunk screws to remove the pole clamp assembly and latching bar Unfasten the four pozi pan screws and washers securing the chassis and the small er screw and fibre washer which secures the flexible ribbon cable Remove the pusher drive assembly Unfasten the two self tapping screws and fibre flat washers and remove the mains inlet shield Unfasten the M3 screw and remove the sounder Unfasten the four battery cover screws and remove the cover Peel and discard the rubber seal from the inside of the battery cover Disconnect the wires from the battery terminals and remove the batteries Remove the battery wiring loom Release the ear clamp spring from its pillar inside the case moulding and remove the syringe ear clamp Unfasten the two self tapping screws and remove the mains input connector Discard the rubber seal Remove the in line occlusion sensor if fitted Note the pump SN serial number Date of Manufacture and configured option
142. lusion sensor In line occlusion sensor page 4 27 Keypad Upper case standard or lock page 4 10 or ing page4 11 Lower case Lower case page 4 13 Main PCB Main PCB return to Smiths Medical International Ltd Optical encoder command wheel Optical encoder command page4 8 wheel Optical interface PCB ribbon Optical interface PCB ribbon page4 6 cable cable Pole clamp Pole clamp page 4 20 Pole clamp screw Pole clamp page 4 20 Pole clamp support frame Pusher drive assembly page 4 22 Service Manual Issue C March 2005 4 1 Omnifuse Syringe Pump Smiths Medical Power supply PCB Power supply PCB page 4 4 Pusher block Pusher drive assembly page 4 22 Pusher drive chassis Pusher drive assembly page 4 22 Sounder Sounder page 4 9 Syringe barrel clamp Pusher drive assembly page 4 22 Syringe cover Syringe cover page 4 3 Syringe cover lock Upper case locking page 4 11 Syringe size sensor Main PCB return to Smiths page4 4 Medical International Ltd Syringe size sensor flag Syringe size sensor flag page 4 24 Syringe ear clamp sensor Main PCB return to Smiths page4 4 Medical International Ltd Upper case locking Upper case locking page 4 12 Upper case standard Upper case standard page 4 10 Tf this item is fitted a full test and calibration must be completed using the Omnifuse Technician Software part numb
143. m Parameters Con Com Parameters trol mand trol mand Read dry Reads the dry side occlusion M DOC None M doc E_OK lt 0 0 to 5 0 gt The value returned is in arbitrary side pressure and returns its E NOTOK units and is not contiguous i e occlusion value the values are 0 0 0 1 0 2 1 0 pressure 1 1 1 2 2 0 2 1 ck If there is no syringe loaded this command will always return a zero value in the response Read in Reads the in line occlusion M WOC None M woc E_OK lt 0 to 1000 gt The value is returned in mmHg line pressure and returns its E NOTOK s echo value E NOTOK will be used to indicate pressure that the command could not be processed because the parameter is unavailable through higher level configuration settings If there is no syringe loaded this command will always return a zero value in the response Read dry Reads the current setting for M DOL None M dol lt 1 to 5 gt The value returned is in arbitrary units Service Manual Issue C March 2005 8 35 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes man Won Con Com Parameters Con Com Parameters trol mand trol mand Setdryside Sets the dry side occlusion C DOL lt 1 to 5 gt C dol E_OK lt value as set Where DSOAL means the dry occlusion pressure alarm limit E_RANGE_ERR E_LT side
144. m if there is a battery fuse fault when the pump is running from batteries Vin falls below the level required for the correct operation of the pump Vin is high due to a fault on the charge circuit System self tests The pump s microcomputer carries out a series of self tests at power up It also performs periodic tests on RAM ROM the power supply voltage the keypad the system stack and the motor windings The pump generates an alarm if it detects a connection failure while under external control Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Interconnections External Power Socket Axial Ferrite Bead Keypad y Command Display PCB Wheel 0151 0571 PCA Batter PCA only Gs 3x ae ri Sensor RS232 JP13 JP10 JP5 pg JP2 JP1 PU P1 In line i IBMPCB F Pre ly H Occlusion F JP3 i i beneath Main PCB ES GG Sensor li i JP41 l gt ll JP2 JP8 JP7 JP6 g O3 Drive Motor Opto Encoder Pusher Drive and Frame Assembly 0151 0578 Pusher Motor GM151_2093GB B E Figure 1 1 Omnifuse Syinge Pump Internal Connections Details of the
145. mation Includes Date Time Manufacturing Details current mode alarm status start computer control etc Manufacturers Data and Read Status commands are valid at all times once a connection has been established In response to a set state command the pump responds with a E_OK if it is already in the required state or on successful transition to the requested state Smiths Medical Com Description Transmitted Data Response Data Notes ees Con Com Parameters Con Com Parameters trol mand trol mand Manufact Reads the manufacturers M MD None M md 4000 4100 4300 MB Main PCB revision urers data data for the pump pump 4500 7 PB Power PCB revision type installed options MB RL SB Syringe Pusher PCB revision hardware revisions PB RL WB In line sensor PCB revision software versions serial SB RL MS Main processor software number WB RL version MS VN SS Slave processor software SSz FVN r version CRC CS CRC Main pump software SN image CRC SN NNNNNNNN Serial Number RL 1 L 2 VN N N N VL N L CS lt HHHH gt where H 0 to 9 A to br N O to 9 L A to 4 8 18 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump operati
146. meters Control Com Parameters mand mand Set drug Sets the drug mass unit used C DMU E MG E UG C dmu E OK Unit set This command relates to user mix mass units for the current infusion E NG E INVALID UNIT drug concentration programming The pump responds with E INVALID UNIT if the command parameter passed cannot be accepted Read drug Reads the drug mass M DRM None M drm Drug mass This command relates to user mix mass currently set drug concentration programming Set drug Sets the drug mass for the C DRM Drug mass gt gt C drm E_OK lt lt Drug mass This command relates to user mix mass current infusion set gt gt drug concentration programming E RANGE ERR rE_LT r RE lt Drug mass lower limit gt E_RANGE_ERR E_GT SE lt Drug mass upper limit gt Read drug Reads the drug volume for M DRV None M drv lt lt Drug volume gt gt This command relates to user mix volume the current infusion drug concentration programming The value is in ml Set drug Sets the drug volume for the C DRV Drug volume C drv E_OK lt lt Drug volume This command relates to user mix volume current infusion set gt gt drug concentration programming E_RANGE_ERR E_LT MG DE The value is in ml lt Drug volume lower limit gt E_RANGE_ERR E_GT aes lt Drug volume upper limit gt Read drug Reads the drug M DCU None M dcu E MG PER ML This
147. mp Service Spares Kit TM Figure 6 2a Omnifuse Service Manual Issue C March 2005 Smiths Medical Omnifuse Syringe Pump Mi51 OOrrGEr A Figure 6 2b Omnifuse Syringe Pump Service Spares Kit continued Service Manual Issue C March 2005 6 7 Omnifuse Syringe Pump Smiths Medical 6 8 Issue C March 2005 Service Manual Smiths Medical Service spares kit Omnifuse Syringe Pump The Service Spares Kit contains the following items that are used during service and repair The items are supplied in a boxed kit part number 0151 0658 Refer to Figures 6 2a b to locate and identify a part Item Service Spares Kit part number 0151 0658 Description No off 1 Checking fixture optical interface not illustrated 1 2 Dowel motor location 2 3 Dust cover RS232 10 4 E clip 5 5 End knob pole clamp screw 10 6 Flag ear clamp sensor 5 7 Flag syringe sensor size 5 8 Nut M4 hexagonal stainless steel 5 9 O ring carrying handle 10 10 Cable main PCB to PSU 5 11 Ribbon cable optical interface 3 12 Screw 2 5 mm x 7 self tap pozidrive stainless steel 10 13 Screw 3 mm x 10 self tap pozidrive stainless steel 10 14 Screw D connector RS232 6 15 Screw M2 5 x 16 pan head pozidrive stainless steel 10 16 Screw M3 x 6 cap head stainless steel 6 17 Screw M3 x 6 pan head pozidrive st
148. n PCB using an extractor tool 3 Disconnect the optical interface ribbon cable from the main PCB 4 Remove and retain the main and power supply PCBs 5 Unfasten four screws and remove the pole clamp assembly from the lower case 6 Disconnect the ribbon cable from the optical interface PCB 7 Unfasten two screws and remove the PCB and seal Discard the seal Assemble and secure the pole clamp To secure a pole clamp 1 Remove the protective film from the front face of the optical interface window Note The optical interface will not work if the protective film is not removed 2 Locate the new optical interface seal in the recess inside the clamp Locate and fix the PCB in place with the spacers and the two nylon screws The spacers fit in the holes in the seal and the PCB is fixed on top page 4 6 3 Connect the optical interface ribbon cable to the PCB see page 4 7 4 Pass the optical interface ribbon cable through the aperture in the back of the lower case under the left side of the support frame and behind and above the main PCB 5 Fix the pole clamp assembly to the back of the lower case using four M4 screws Two screws with shake proof washers go through the support frame inside the case into the pole clamp two screws go through the latch bar and pole clamp into the pump lower case 4 20 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Plug the optical interface ribbon cabl
149. n be printed and returned For details of fitting testing and calibrating spare parts refer to Chapter 4 Main PCB If the main PCB is defective it must be returned to Smiths Medical for repair and software reconfiguration Service Manual Issue C March 2005 6 1 Omnifuse Syringe Pump Smiths Medical 0151 0651 shown Figure 6 1 Omnifuse Syringe Pump Spares PCA only 6 2 Issue C March 2005 Service Manual Smiths Medical Refer to Figure 6 1 to locate and identify a part Omnifuse Syringe Pump Item Description Part No No off 1 Command Wheel Omnifuse syringe pump green 0151 0635 1 Command Wheel Omnifuse syringe pump PCA purple 0153 0148 1 2 Case Assembly Omnifuse syringe pump Upper standard 0151 0599 1 1Case Assembly Omnifuse syringe pump Upper locking 0151 0608 Case Assembly Omnifuse syringe pump PCA upper 0153 0149 1 3 PCB Power Supply Unit 0151 0568 1 4 Pusher Drive and Frame Assembly 0151 0578 1 5 Mains Input Connector comprising 0151 0591 1 Mains input connector 1 Seal mains input connector 1 Screw M2 self tap 2 6 Case Assembly Omnifuse syringe pump Lower right hand 0151 0588 1 side mains entry Case Assembly Omnifuse syringe pump Lower rear mains 0151 0954 1 entry not illustrated Case Assembly Omnifuse syringe pump PCA Lower 0153 0150 1 comprising Lower case 1 RS232 dust cover 1 Seal main cas
150. n of the pump outside the temperature limits defined in the specifi cation may result in erroneous operation Ensure that the temperature is within the spec ified limits Failure to do so may result in patient injury or user injury WARNING In order to ensure that the intended infusion is performed data must be en tered correctly Likewise before confirming any displayed data the user should ensure that it is correct Failure to do so may result in compromised function of the product patient injury or user injury WARNING Failure to respond promptly to an alarm may result in patient injury or death WARNING Failure to follow the Service Manual s maintenance schedule recommenda tions may result in compromised function of the product and lead to patient injury or death WARNING It is essential that clinical staff remain within visual and audible range of the pump so that critical alarms can be seen or heard and responded to WARNING The user should ensure that the performance offered by the pump is fit for the intended purpose Failure to do so may result in compromised function of the prod uct patient injury or user injury WARNING When the pump is carrying out an infusion to ensure that electrical safety is maintained only items of equipment that conform to EN60950 are to be connected to the RS232 connector situated at the base of the pump otherwise patient safety may be com promised WARNING Smiths Medical MD Inc have t
151. ng status i e Computer control mode current pump mode and Operating alarm and Repeated Warning status CM TM PG IN RN Sp e Com Description Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Read status Command returns the pump M STAT None M stat MN CN The following describe whether external control has been established by the external controller MN Monitoring only CN External control established The following indicate the operating state of the pump CM Configuration state TM Technician state PG Programming state IN Initialising returning to programming state RN Running infusing SP Suspended The following describe Operating Alarm condition on the pump These notes correspond to the Long Message Title of the operating alarm Service Manual Issue C March 2005 8 19 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes man as Con Com Parameters Con Com Parameters trol mand trol mand Read status KNA CO OC SE NA Not alarming contd BD DL SO ST CO Clamp opened SR IC NC PF OC Occlusion OB PL ET CF SE Syringe empty note this LT LP I
152. nifuse Syringe Pump Smiths Medical GM151_C 2066GB B 5 Locate the in line sensor s retaining lug over the boss on the lower case 6 Fix the sensor in place with the screw and captive washer GM151_C 2067GB B 7 Turn the lower case over and connect the sensor ribbon cable to the main PCB con nector JP3 GM151_C 2068GB A 8 Connect the pump to the PC Run the Technician software Check In Line Sensor test using a disposable 9 Close the pump case see Close the Pump Case page 4 29 10 Call up the Configuration menu and set the In line Pressure Sensing feature to En abled 11 Complete the Pressure Sensor In Line and In Line Pressure tests using the pneu matic transducer tester and a disposable 12 Complete the remaining Functional and Calibration tests Chapter 5 4 28 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Close the pump case 1 Ensure that leads and ribbon cables are neatly positioned and free from twists chafing or traps 2 Apply a drop of RTV3145 silicone sealant to the end of a flexible spatula 4 mm wide 3 Smear the sealant evenly along the surface of the drive chassis below the syringe clamp arm see diagram The sealant sets in approximately 30 minutes 3 Apply sealant here If the case halves have not been joined in this time and the sealant has set it must be pealed off and a new seal applied Avoid excess sealant which mus
153. number 0153 0083 handset only Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump 6 0 AC mains failure Start the infusion see 4 3 Ensure that as the infusion runs the Remove or switch off the infusion LED flashes green external AC mains supply Ensure that the alarm sounds intermittently and the message AC MAINS FAILURE is displayed but the pump continues to run on the internal batteries Ensure that the screen returns to the Infusion screen and that the message AC MAINS FAILURE appears on it Check that the error screen is displayed periodically with a double beep Reconnect the AC supply Ensure that the yellow AC mains LED illuminates and that the error message is no longer displayed Press the Stop key Ensure that the green Infusion LED shows steady and that the Infusion screen shows the infusion status Press the Start key Run the infusion through the Near Empty Point seguence and that it flashes amber Press and hold the On Off The display goes blank and the yellow key 9 for about three AC LED remains illuminated seconds Service Manual Issue C March 2005 2 9 Omnifuse Syringe Pump Smiths Medical 2 10 Issue C March 2005 Service Manual omnifuse Syringe Pump YG PCA Pump Chapter 3 Fault Diagnosis Smiths Medica Chapter 3 Fault Diagnosis Power supply Omnifuse Syringe Pump
154. occlusion alarm limit in limit uns arbitrary units lt DSOAL lower limit D E RANGE ERR E GT E NOTOK will be used to indicate am i that the command could not be lt DSOAL upper limit processed because in line E NOTOK pressure sensing is enabled Read in Reads the current setting for M WOL None M wol E_OK lt 0 to 1000 The value is returned in mmHg line the in line occlusion E NOTOK r S occlusion pressure alarm limit E_NOTOK will be used to indicate limit that the command could not be processed because the parameter is unavailable through higher level configuration settings Set in line Sets in line occlusion C WOL lt 0 to 1000 C wol E OK r lt value as set Where ILOAL means the in line occlusion pressure alarm limit E RANGE ERR 4 E LT occlusion alarm limit in mmHg n P dude E NOTOK will be used to indicate E_RANGE_ERR E_GT that the command could not be BE v E processed because the parameter lt ILO AL upper limit gt is unavailable through higher E NOTOK level configuration settings Read Reads the infusion mode the M IM None M im E CONTINUOUS infusion pump is currently set to E INTERMITTENT mode E PRESET VOLUME E PRESET TIME E PCA E PCS E CIRCADIAN 8 36 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Com Description Transmitted Data Response Data Notes mand Name Con
155. on a table so that the cover does not fall open under its own weight Always ensure that the cover is locked before starting an infusion WARNING When the Omnifuse syringe pump is fitted with an in line occlusion sensor the sensor sensing disc and associated pressure sensing software should always be used in accordance with local protocol The sensor can offer reduced time to an occlu sion alarm only if the sensing disc is inserted and the sensing software is enabled Fail ure to enable the in line sensing software may result in an unacceptably slow time to occlusion alarm resulting in patient injury or death WARNING The Omnifuse syringe pump must be maintained serviced and repaired only by properly trained and qualified technicians who have completed a Smiths Medical service training course If any other personnel carry out such work it may result in inac curate operation of the pump thereafter leading to incorrect infusions and possibly caus ing injury or death to patients WARNING Always disconnect the pump from the mains power supply before opening the case WARNING While working on the pump be careful not to get your fingers trapped in the pusher drive mechanism The drive motor is powerful enough for you to be injured by it WARNING It may appear that only the command wheel has been lost or damaged with out affecting the optical encoder and that repair only requires push fitting a new wheel onto the encoder spindle BE
156. or the suitability of any software firmware in the clinical environment to control or receive data from the pump lies with the user of the equipment Any connecting analogue and digital components are required to meet BS EN600950 1 2002 IEC 60950 1 2001 10 for data processing and BSEN60601 1 1990 for medical devices WARNING Any person connecting additional devices to the signal input or output is a system configurator and responsible for meeting the requirements of the system standard BS EN606010101 2001 EIC 60601 1 1 2000 12 Failure to do so may result in the compromised function of the product patient injury or user injury The Omnifuse syringe pump features an RS 232 serial interface This interface allows a computer to be connected to the pump for monitoring and or interface and control purposes Communications with the pump follows a master slave system with the external controller acting as the master and the pump as the slave This means that if appropriate computer software is written to communicate with the pump a computer may be used to remotely monitor and document the patient s infusion and allow the operator to setup and change the infusion parameters This chapter defines the protocol to be used in software written to communicate with the pump through its RS 232 interface It is assumed that the reader is familiar with the technical aspects of computer RS 232 interface software Organisation of this chapter
157. ossible Cause Action Command wheel has an erratic effect or no effect on display Failing or failed optical encoder Run the Check Command Wheel test Fit a new optical encoder if defective Drive mechanism Symptom Possible Causes Action Pusher block fails to travel to limits or moves jerkily with a loud grinding noise Leadscrew dry Worn or damaged leadscrew and or nut Apply a smear of silicone grease Smiths Medical International Ltd part number 6835 2006 to the leadscrew using a cotton bud and run the screw five times in both directions to spread the lubricant Fit a new pusher drive assembly if necessary Pusher block fails to travel to limits or moves jerkily with a loud grinding noise Leadscrew dry Worn or damaged leadscrew and or nut Apply a smear of silicone grease Smiths Medical International Ltd part number 6835 2006 to the leadscrew using a cotton bud and run the screw five times in both directions to spread the lubricant Fit a new pusher drive assembly if necessary Pusher block moves a little then stops Failing opto sensor Check the ADC output and fit a new pusher drive assembly if necessary Pusher block travels erratically or stops and signals SYSTEM ERROR Failing drive motor Fit a new pusher drive assembly if necessary Service Manual Issue C March 2005 Omnifuse Syringe Pump Occl
158. otes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Setdisplay Sets the display contrast to C DCO 0 to 20 gt C dco E_OK lt value as set contrast the value passed E RANGE ERR rE_LTr Tr lt display contrast lower limit gt E_RANGE_ERR E_GT RE lt display contrast upper limit gt Read Reads the current setting for M DBI None M dbi lt 0 to 20 gt The value returned will be in the display the display backlight range 0 off 1 dim to 20 bright bright brightness ness Setdisplay Sets the display backlight C DBI lt 0 to 20 gt C dbi E_OK lt value as set When the pump is on battery it bright brightness to the value E_RANGE_ERR E_LT can override the display ness passed eb brightness setting using a lt display brightness lower reduced level Valid values limit gt passed with this command should E_RANGE_ERR E_GT be accepted even if the pump is yr currently overriding display lt display brightness upper brightness to a lower level limit gt Read Reads the default bolus rate M MBR None M mbr lt lt Bolus rate ml h gt gt The Bolus rate is returned in ml h default as set by the user only bolus rate Setdefault Sets the default bolus rate C MBR lt lt Bolus rate ml h gt gt C mbr E_OK lt lt Bolus rate The Bolus rate is set in ml h only bolus rate ml h set gt gt E RANGE ERR E
159. pport pillar with an M8 self tapping screw and fibre washer Ensure that the vertical part of the cable stands up in front of the chassis Tighten the screw to a torque of 40 cNm 3 12 Fix the pusher drive chassis to the support pillars inside the lower case using four M4 screws and shake proof washers Note that the right hand screw also holds down the battery earth green and yellow wire terminal Tighten the screws to a torque of 60 cNm 5 13 Peel the backing paper from the adhesive pad on the flexible ribbon cable and fix it to the side of the chassis 4 18 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump 14 Fix the pole clamp in to the rear of the lower case using the M4 screws shake 15 16 17 18 19 20 21 22 23 24 25 26 proof washers and latch bar see Assemble and secure the pole clamp page 4 20 a Co ha n Sounder location Mains inlet SS E shield GM151 C 2074GB B Locate the new sounder inside the case and secure it with the retaining screw Locate and secure the mains inlet shield with two 3 mm self tapping screws and fibre washers Tighten to a torque of 60 cNm 5 Connect the power supply wiring loom to the power supply PCB Connect the battery and mains input wiring looms to the power supply PCB and locate it in its recess Locate the main PCB in its recess and connect the board to board ribbon cable and w
160. r failed its Run Sensors test test Dry side pressure sensor 46 The dry side pressure sensor Run Pressure Sensor Dry could not be zeroed Side test Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Dry side pressure sensor 47 The dry side pressure sensor Run Pressure Sensor Dry fault common mode out of common mode voltage was out of Side test range range Dry side pressure sensor 48 The dry side pressure sensor Run Pressure Sensor Dry fault negative reading reading was negative Side test In line pressure sensor fault 49 The in line pressure sensor could Run Pressure Sensor In zero reading out of range not be zeroed Line test In line pressure sensor fault 50 The in line pressure sensor Run Pressure Sensor In common mode out of range common mode voltage was out of Line test range In line pressure sensor fault 51 The in line pressure sensor Run Pressure Sensor In negative reading reading was negative Line test Sounder fault 52 No sound could be detected from Run Sounder test the primary sounder Syringe size sensor faulty 53 The syringe size measured by the Run Syringe Size Sensor syringe size sensor is out of range test RTC battery fault 54 The battery that maintains the Check main PCB date and time in the RTC device is too low Power supply over voltage 5
161. re Part of Service Spares Kit 0151 0658 Occlusion set point indicator FMS GM74 564 matched and 0151 0287 calibrated with set point transducer below jointly known as the Load Cell for test purposes Occlusion set point transducer FMS GM74 565 matched and calibrated with set point indicator above jointly known as the Load Cell for test purposes Syringe size gauge set 8 mm 12 mm 13 mm 14 mm 21 mm 25 0151 0259 mm and 35 mm Pneumatic transducer tester Dale20 Bio Tek DPM 1B Philips screwdriver No 1 Philips screwdriver No 2 Screwdriver flat blade 4 mm x 150 mm Torque screwdriver adjustable 20 100 cNm T10 torx driver right angled 4 mm AF socket with appropriate driver 11 mm AF socket with appropriate driver deep Pliers small Connector inserter extractor tool 2 5 ml 20 ml 50 ml disposable syringe any brand Flo Safer disposable extension set with in line pressure sensing 0130 0041 disc 2 4 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Consumable Items Cleaning The following consumables are required Silicone sealant RTV3145 or similar e Adhesive Loctite 406 or similar Silicone grease Smiths Medical International Ltd part number 6885 2006 CAUTION Loctite 222 adhesive must never be used on the pump since it will damage the case plastic WARNING Follow
162. remaining Functional and Calibration tests Chapter 5 The Omnifuse syringe pump keypad is supplied ready fitted as part of the upper case If the keypad fails a complete upper case must be ordered For a standard pump i e without the locking syringe cover order part number 0151 0599 If the optional locking syringe cover is fitted order part number 0151 0608 For a PCA pump order part number 0158 0149 Upper case standard version The Omnifuse syringe pump case is available in two versions the standard non locking case and the optional case with a lockable cover Replacing a standard upper case moulding involves Separating the pump case halves and removing the display PCB and optical encoder from the original upper case Assembling the replacement upper case Joining the pump case halves Completing the post reassembly tests listed in the Technician software Remove components from the upper case To separate the pump cases and remove re usable components from the upper case 1 Openthe pump case see Open the Pump Case page 4 3 2 Using an extractor tool disconnect the display keypad and optical encoder ribbon cables from the main PCB 3 Pull the command wheel off the spindle unfasten the retaining nut below it and remove the optical encoder 4 Unfasten the four self tapping screws and remove the display PCB Discard the upper case moulding complete with the keypad membrane and over la
163. ror if the password supplied does not match the password stored Infusion modes 30 3F Name Value E CONTINUOUS 31 E INTERMITTENT 32 E PRESET VOLUME 33 E PRESET TIME 34 E PCA 35 E PCS 36 Reserved 37 E CIRCADIAN 88 Infusion units 40 4F Name Value E ML PER H 41 E ML PER MIN 42 E MG PER KG PER H 43 E MG PER KG PER MIN 44 E UG PER KG PER H 45 E UG PER KG PER MIN 46 E MG PER H 47 E MG PER MIN 48 Service Manual Issue C March 2005 8 11 Omnifuse Syringe Pump Smiths Medical E UG PER H 49 E UG PER MIN AA E NG PER KG PER H 4B E NG PER KG PER MIN 4C E NG PER H 4D E NG PER MIN 4E Message Errors and General Message Responses 50 8F Name Value Description E OK 51 General response command was actioned E NOTOK 52 General response command was not actioned E RANGE ERR 53 Parameter value out of range E INVALID UNIT 54 Invalid units specified in a set yy units message E NOT ENABLED 55 This feature is disabled on the pump E NOT AVAILABLE 56 This feature is not available on this pump E VALID 57 Valid parameter value used for sensor readings E_INVALID 58 Invalid parameter value E_LT 59 Less than used as part of the error response to a parameter set command
164. s from the labels on the original case Print new labels using the Technician Software and fix them in place Discard the original lower case complete with the RS232 connector and PCA cable and clips PCA only 4 14 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Assemble lower case The lower case assembly is supplied with the following parts Lower Case Assembly Quantity Standard pump side power entry part number 0151 0588 Standard pump rear power entry part number 0151 0954 PCA pump part number 0153 0150 Battery cover seal 1 Configuration label 1 Serial number label Ear clamp 1 Ear clamp spring 1 Fibre washers 2 Lower case 1 Main case seal 1 Mains connector seal 1 Mains inlet shield 1 RS232 assembly 1 RS232 dust cover 1 RS232 seal 1 Screws 3 mm self tapping 2 Foam pad 1 Silicone tubing 1 Cable assembly PCA only 1 Seal PCA only 1 Cable clip PCA only 2 To assemble the lower case 1 Fix the new serial number and configuration labels in place in the recesses on the underside of the lower case 2 Fix the protective overlays over each label 3 Using Loctite 406 bond the case main seal in the rim of the lower case moulding see white dotted line below The P section seal fits into the channel around the edge of the moulding Service Manual Issue C March 2005 4 15 Omnifuse Syringe Pump
165. s a Service Engineer to test and calibrate a pump after service and or repair It contains the complete suite of on line test and calibration routines with error code interpretations and a comprehensive system of Help screens Note When connected to a PC the correct RS232 cable part number 0053 0738 ONLY may be used Test sequence The Technician software contains Basic Functional and Calibration tests Tests may be run either individually or as a complete sequence WARNING The Technician software tests can be run either individually in any order to isolate and correct a specific fault or as a complete suite If the pump case is opened for any reason the warranty agreement with Smiths Medical International Ltd may be automatically invalidated Failure to run all Functional and Calibration tests after closing the pump case may result in incorrect operation leading to inaccurate infusions which may cause injury or death to patients The test sequence is outlined below For details of each test see Test and Calibration Procedures see page 5 6 Basic tests Most of these tests require access to test points on the main and power supply PCBs and must be performed with the pump case open When the case is closed the Functional and Calibration tests must be run e Check voltages e Check ADC accuracy e Check syringe size sensor e Check command wheel Check keypad and display Check in line sensor Check PCA
166. sassembly and reassembly procedures for the Omnifuse syringe pump Details of the internal connections are shown in Figure 1 1 Omnifuse Syinge Pump Internal Connections page 1 7 Tools reguired See Chapter 5 Test and Calibration for a complete list of tools and eguipment reguired to service test and calibrate the pump Parts Replacement To simplify servicing and ordering parts some spares are supplied as sub assemblies rather than as individual items For example if a pump keypad fails a complete new upper case moulding which includes the keypad must be ordered The following table relates parts to their relevant replacement sub assemblies CAUTION Replacing the main PCB and installing the lockable cover or in line sensor as upgrades must only be performed by Smiths Medical International Ltd Customer Support Engineers as the pump software must also be reconfigured Part Replacement sub assembly See Barrel clamp spring arm Barrel clamp spring arm page4 25 Battery Three batteries and battery Chapter 2 compartment seal Carrying handle Pole clamp page 4 20 Display PCB Display PCB page4 4 Display window Upper case standard or lock page 4 10or ing page4 11 Drive motor and leadscrew Pusher drive assembly page 4 22 Drive opto sensor Pusher drive assembly page 4 22 Independent Battery Monitor Independent Battery Monitor page 4 4 IBM PCB IBM PCB In line occ
167. scription Transmitted Data Response Data Notes mand Name Con Com Parameters Con Com Parameters trol mand trol mand Read PCA Reads the value of the PCA M ABGD None M abgd Y N Defines if the pump should beep PCS beep PCS beep on good demands once in response to a good on good configuration parameter demand Set PCA Sets the value of the PCA C ABGD Y N C abgd E_OK lt value as set PCS beep PCS beep on good demands E NOTOK on good configuration parameter Read PCA Reads the value of the PCA M ABLT None M ablt 0 50 Defines the number of bad PCS bad PCS bad demands limit demands allowed before the demand configuration parameter alarm is triggered limit Set PCA Sets the value of the PCA C ABLT 0 50 M ablt E_OK lt value as set PCS bad PCS bad demands limit E NOTOK demand configuration parameter limit Read PCA Reads the value of the PCA M ABDA None M abda E D Indicates if an alarm should be PCS bad PCS bad demands alarm generated if an excessive number demand configuration parameter of bad demands is detected alarm Set PCA Sets the value of the PCA C ABDA E D C abda E_OK lt value as set PCS bad PCS bad demands alarm E NOTOK demand configuration parameter alarm Read PCA Reads the value of the PCA M ADPC None M adpe 9 N Y indicates that the user will b
168. security and stability of the assembly with the pump mounted WARNING If no IV pole is used make sure that the pump is completely stable on a hor izontal surface Failure to observe this warning may cause damage to the Omnifuse syringe pump and harm the operator or the patient As a result the operator or patient may suffer direct injury or the Omnifuse syringe pump may fail to operate correctly leading to patient injury or death WARNING Following a significant liquid spill onto the pump it should be wiped dry and inspected by service personnel before being returned to service Failure to do so may result in compromised functioning of the pump leading to patient or user injury or death WARNING When the Omnifuse syringe pump is fitted with a lockable cover the cover and associated security software should always be used in accordance with local proto col The lockable cover protects the syringe and its contents from tampering the security software ensures that the infusion parameters are not interfered with Failure to use the security software together with the lockable cover could result in an inaccurate delivery leading to patient injury or death WARNING The lockable cover s safety software interlocks are switched on by closing the syringe cover not by turning the key in the lock This means that it is perfectly pos sible to start an infusion with the cover closed but not locked particularly if the pump is lying
169. sponds lt pump address gt NOL lt n 1 gt 04kac lt CRC gt Pump delay response If the pump receives a command that requires construction of a response whose construction would delay the response transmission beyond the pump response time 70 ms the pump will respond with an acknowledge constructing response acr message lt pump address gt lt control gt OS lt n 1 gt 04acr lt CRC gt Service Manual Issue C March 2005 8 7 Omnifuse Syringe Pump Smiths Medical As the series field is set to S the controller should retransmit the command The pump will continue to send ACR messages until the response has been compiled 8 8 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump Error Handling Three types of error may occur Bad message received e Connection failure Bad command received Bad message received or Connection failure This section describes the strategy to be adopted in the event that an error is detected in a message the integrity of the physical connection is suspect or either the pump or the external controller stops responding to messages Message retry by the pump or the external controller is not supported by this protocol The following conditions shall be interpreted as a bad message Error Condition Valid Range lt message error gt value Invalid address 0 to 9 None pump does not respond to a messa
170. t be removed before it sets Sealant between the case and the syringe clamp could impair movement of the spring loaded clamping arm 4 Place the rear edge of the upper case against the rear edge of the lower case near the pole clamp 5 Swing the upper case downwards and move it to the right taking care not to trap or damage the ribbon cables 6 Lift the syringe clamp to about its halfway position and continue to slide the upper case right until the screw holes line up 7 Holding the halves of the case together turn the pump over and place it on a flat non scratch surface 8 Fix the case halves together using the ten original M4 screws and washers noting that the five longer ones go towards the rear of the pump Tighten the screws to a torque of 60 cNm 5 5 long screws 5 short screws GM151_C_2032GB B 9 Ifthe mains cable retaining clip was fitted resecure in place 10 Connect the pump to the PC and complete the Technician software Functional and Calibration tests Service Manual Issue C March 2005 4 29 Omnifuse Syringe Pump Smiths Medical 4 30 Issue C March 2005 Service Manual omnifuse Syringe Pump z PCA Pump Chapter 5 Test and Calibration Smiths Medical Omnifuse Syringe Pump Chapter 5 Test and Calibration This chapter summarises the tests and calibration procedures that may be accessed from the Omnifuse Technician Software loaded on a PC The software enable
171. t frame 7 Remove the pusher drive assembly Service Manual Issue C March 2005 4 21 Omnifuse Syringe Pump Smiths Medical Install pusher drive assembly Drive motor Pole clamp support frame Pusher guide and leadscrew ee Drive chassis Barrel clamp Pushertube Pusher block C 2061GB A The Pusher drive assembly comprises Pusher Drive Assembly Guantity part number 0151 0578 Pusher drive assembly 1 Screws M4 pozidrive 4 Washers M4 shake proof 4 WARNING DO NOT ATTEMPT TO REPAIR THE PUSHER BLOCK Because of the delicate calibration of the internal pressure sensor the block is supplied as a factory sealed unit Any attempt to open it will invalidate the warranty Using the pump later may produce incorrect infusions possibly resulting in patient injury or death If the pusher block malfunctions always replace the complete pusher drive assembly The drive assembly consists of the drive chassis motor and leadscrew pusher block and tube pusher guide syringe barrel clamp mechanism and pole clamp support frame ready assembled To install the pusher drive assembly in the pump 1 Fix the flexible ribbon cable to the support pillar using a 3 mm self tapping screw and fibre washer Ensure that the vertical part of the cable stands up in front of the chassis Tighten the screw to a torque of 40 cNm 3 4 22 Issue C March 2005 Service Manual Smiths Medical Omnifuse Syringe Pump 2 Fix t
172. te the power Remove the mains lead retainer if fitted and mains lead If fitted remove the security cover by carefully prising it from the boss at the right hand end of the lower case Lay the pump face down on a flat non scratch surface Remove and retain the ten M4 screws and washers from the lower case Note that the five longer screws fit into the rear part of the lower case 5 long screws 5 short screws GM151_C_2032GB B Hold the case halves together and turn the pump over Carefully lift the upper case away from the lower case until clear of the the in line sensor if fitted Lift the syringe barrel clamp and slide the upper case to the left Ensure that the internal ribbon cables are not damaged en PY mmn mme When the upper case is clear of the syringe barrel clamp swing the upper case to wards the pole clamp to disengage it completely from the lower case Peel off and discard the strip of silicone sealant from the drive casting at the left of the syringe barrel clamp Service Manual Issue C March 2005 4 3 Omnifuse Syringe Pump Smiths Medical Replacing PCBs Replacement power supply and display PCBs may be fitted by customers A failed main PCB must be returned to Smiths Medical International Ltd Power supply PCB If the Omnifuse syringe pump power supply PCB fails it must be renewed part number 0151 0568 1 Open the case see Open the Pump Case page 4 3 2 Using an
173. tee performance of the pump if unapproved extension sets are used Failure to observe this warning may lead to compromised performance of the pump resulting in patient injury or death WARNING The volume of fluid contained in the connecting tubing is a residual amount and will notbe infused Hence this extra volume of fluid must be allowed for when initially filling the syringe and purging the system Under delivery of medication can cause com plications resulting in patient injury or death WARNING To avoid patient embolism ensure that the patient tubing is purged of all air bubbles before administering any medication The pump provides a purge facility to as sist with this process The presence of air within the medication can result in complica tions leading to patient injury or death WARNING Users should bear in mind that the syringe ear clamp is for location only and may not be powerful enough to hold the syringe in place against the powerful negative back pressures that may be encountered in certain clinical applications WARNING For safe operation of the pump the syringe must be correctly loaded Ensure that the plunger of the syringe is properly aligned with the middle of the pusher first touch sensor before closing the barrel clamp to start the load process Failure to do so may result in inaccurate delivery resulting in patient injury or death WARNING The user should ensure that their fingers are not in the path of the pus
174. ter Set LCD Sets the value of the Red C RAL Y N C ral E_OK lt value as set gt flash on LCD flash on alarm E NOTOK alarm configuration parameter Get drug Reads the value of the Drug M DCE None M dce E USER E_PRE concent concentration entry E NOT AVAILABLE ration configuration parameter entry Set drug Sets the value of the Drug C DCE E USER E_PRE C dce E_OK lt value as set concentrat concentration entry E NOTOK ion entry configuration parameter Read In Reads the value of the In line M ILS None M ils V E D line pressure sensing occlusion configuration parameter sensing Set Inline Sets the value of the In line C ILS E D C ils E_OK lt value as set gt occlusion pressure sensing E_NOTOK sensing configuration parameter Read start Reads the value of the M IST None M ist U E D delay Intermittent mode start delay configuration parameter Set start Sets the value of the C IST E D C ist E_OK lt value as set delay Intermittent mode start E NOTOK delay configuration parameter Service Manual Issue C March 2005 8 49 Omnifuse Syringe Pump Smiths Medical Com Description Transmitted Data Response Data Notes mand Con Com Parameters
175. ths Medical Omnifuse Syringe Pump JP13 RS232 OVI Not used RTSO RXO CTSO Q ot wf N r TXO JP14 Manufacturing use only Service Manual Issue C March 2005 1 11 Omnifuse Syringe Pump Smiths Medical 1 12 Issue C March 2005 Service Manual omnifuse Syringe Pump Y PCA Pump ss Chapter 2 Maintenance Procedures Smiths Medical Omnifuse Syringe Pump Chapter 2 Maintenance Procedures This chapter gives general instructions for routine service and maintenance of the Omnifuse syringe pump It contains information on annual maintenance of the pump preventive maintenance including care of batteries tools and other eguipment reguired for servicing and maintenance cleaning the pump use of the Technician software package and acceptance testing at delivery and after major servicing Note When connected to a PC only the correct RS232 cable part number 0053 0738 may be used Annual maintenance The following tests should be performed once a year using the Technician software to verify the pump s performance and calibration basic tests only include Voltage and ADC voltage tests if the pump case is opened during the Annual Maintenance battery current test sensor test load unload and sensors test dry side or in line occlusion sensor test sounder test cover lock test optical interface test dry side
176. to D If the pump has a pending power down request it will respond to any command received except for KAC or XTC with an err E ERR WRONG STATE message On receipt of a response containing a disconnect request the controller will send a disconnect command to the pump within 2 seconds If a disconnect command is not received by the pump within 2 seconds of sending a response with the Status D the pump will switch off Since the pump may only receive a command every 30 seconds there will be a maximum delay of 32 seconds before the pump actually powers down following a power down request The message sequence for the two situations is described below 1 Initiated by the external controller External controller sends lt pump address gt NDL lt n gt 04XTC lt CRC gt U Pump responds lt pump address gt NDL lt n 1 gt 04xte lt CRC gt 2 Initiated by the pump Pump sends lt pump address gt lt control gt D lt series gt lt n gt lt data gt lt CRC gt External controller sends lt pump address gt NDL lt n 1 gt 04XTC lt CRC gt Pump responds lt pump address gt NDL lt n 2 gt 04xtc lt CRC gt Keep Alive Message If no other communication is required with the pump this message should be sent to the pump at regular intervals to prevent the communications link from timing out The message sequence is as follows External controller sends lt pump address gt NOL lt n gt 04KAC lt CRC gt Pump re
177. ug ml units E USER 9A User mixed Drug concentration entry E PRE 9B Pre mixed Drug concentration entry E NG 9C ng units E NG PER KG 9D ng kg units E NG PER ML 9E ng ml units History storage A0 BF Name Value Description E CONFIG A1 Refers to the configuration state or parameters E GRASEBY A2 Refers to the Graseby state or parameters E SYRINGE A3 Refers to the user defined syringe parameters E NOT FOUND A4 The requested item could not be found E KG BO Patient weight E US B1 Motor step period units E MM B2 Used with syringe dimensions E SQ UM B3 Syringe cross sectional area units E MMHG B4 Wetside occlusion limit units 8 14 Issue C March 2005 Service Manual Smiths Medical Data formats and ranges Omnifuse Syringe Pump This section describes the restrictions applying to parameter and textual data that forms part of the data field of a message Parameter Data The following table defines the valid maximum and minimum ranges of and formatting rules for infusion parameters The maximum and minimum parameter ranges may be further restricted by the settings in the pump A parameter set command that results in a parameter range violation will return a range error response with data that defines how the parameter range has been violated If any numerical parameter data does not conform to the format defined by example below then an error shall be reported using the err response
178. umber 0151 0862 Omnifuse Syringe Pump Technical User Manual part number 0151 0872 Dutch Omnifuse Syringe Pump Instruction Manual part number 0151 0861 Omnifuse Syringe Pump Technical User Manual part number 0151 0872 Omnifuse Syringe Pump PCA English Australian Canadian English Omnifuse Syringe Pump PCA Instruction Manual part number 0153 0082 Omnifuse Syringe Pump PCA Technical User Manual part number 0153 0088 French Omnifuse Syringe Pump Instruction Manual part number 0151 0101 e Omnifuse Syringe Pump Technical User Manual part number 0151 0111 Dutch Omnifuse Syringe Pump Instruction Manual part number 0151 0100 Omnifuse Syringe Pump Technical User Manual part number 0151 0110 Service Manual Issue C March 2005 7 1 Omnifuse Syringe Pump Smiths Medical 7 2 Issue C March 2005 Service Manual omnifuse Syringe Pump Y PCA Pump sss Chapter 8 Serial Communications Protocol Smiths Medical Omnifuse Syringe Pump Chapter 8 Serial Communications Protocol Introduction WARNING While Smiths Medical International Limited have taken all reasonable steps to ensure that the pump operates correctly while under remote control it is the responsibility of the person who designs and implements the controlling device to ensure that the resulting system pump and the controlling device is fit for its intended purpose WARNING The assessment f
179. ump Patient demand button and handset light The handset button is used by the patient to demand a PCA dose The light around the button can be set to switch on and off in one of three ways on all the time so the handset 1s easy to locate even in the dark on only when the patient s next PCA dose is available or off all the time Safety features Safety is designed into the pump and its software Self test routines check the pump when it is switched on The mode volume and duration of infusions the syringe type being used and optionally the drug being administered are displayed for confirmation at each stage of an infusion Levels of access to the pump can be configured from very restrictive effectively a single type of infusion with the syringe under a locked cover up to the most flexible with clinicians able to choose from and combine a wide range of infusion modes drug types and delivery options Users are warned of incidents like occlusions or power failure by both visible and audi ble alarms In addition to standard occlusion sensing measured against the syringe plunger optional in line pressure sensing is available With either type of sensing it is possible to adjust the trigger pressure either to block out unwanted occlusion alarms or increase sensitivity e g in neo natal units The pump stores a historical database of its own operation as each event takes place It records the 3 000 most recent events logging th
180. us injury to the user or patient that can occur if the instructions in this manual are not obeyed 1 10 11 12 WARNING To avoid over or under infusion always verify that the brand and size of the loaded syringe are the same as the brand and size displayed on the screen before start ing an infusion Failure to do so may result in an inaccurate delivery of medication resulting in patient injury or death WARNING To avoid incorrect or inappropriate configuration of the pump the Configu ration menu must only be selected by qualified persons or authorised personnel Incor rect pump configuration could lead to inappropriate infusion resulting in patient injury or death WARNING This equipment is not suitable for use in the presence of flammable anaes thetics oxygen enriched or explosive atmospheres The use of the device in such atmos pheres may lead to explosion or fire WARNING To avoid possible malfunction of the pump do not expose the pump to X rays gamma rays or ionizing radiation or to the RF interference or strong electric mag netic fields emitted for example by diathermy equipment or mobile telephones If the pump is used in the presence of or in combination with Magnetic Resonance Imag ing MRI machines it must be protected from the magnetic field emitted by such equip ment Malfunction of the pump can cause incorrect infusion or loss of infusion resulting in patient injury or death WARNING Operatio
181. usion sensing Smiths Medical Symptom Possible Causes Action Pump gives continuous occlusion alarms for no reason Occlusion sensor not calibrated Run the Pressure Sensor Dry Side or Pressure Sensor In Line test If necessary either fita new pusher drive assembly or recalibrate the in line occlusion sensor using the Technician software Pump fails to give occlusion alarms Failed occlusion sensor Run the Occlusion Sensing In Line or Occlusion Sensing Dry Side tests If the tests fail either fita new pusher drive assembly or fit a new in line occlusion sensor yringe size sensing Symptom Possible Causes Action Pump gives NO SYRINGE LOADED alarm even when syringe is correctly loaded Pump rejects all syringes as invalid Syringe size opto sensor failing or flag damaged Syringe size opto sensor failing or flag damaged Examine the opto sensor flag If the flag is damaged fit a new flag If OK run the Check Syringe Size Sensor test Return the pump to Smiths Medical International Ltd if the sensor is defective Examine the opto sensor flag If the flag is damaged fit a new flag If OK run the Check Syringe Size Sensor test Return the pump to Smiths Medical International Ltd if the sensor is defective Pump misreports size of loaded syringe Syringe size opto sensor failing or flag damaged Examine the opto sensor fl
182. vice repair and calibrations to gualified technical personnel only Unauthorised modifications to the pump must not be carried out CAUTION When turning the pump on if screens similar to those illustrated are not dis played do not use the pump send the pump to authorised service personnel CAUTION Do not attempt to move the pump s pusher by hand Always use the syringe Load key to move the pusher to the right Failure to observe this caution may cause mechanical damage to the pump CAUTION Never carry the pump except by the handle Failure to do so may result in dam age to the case or dropping the pump and causing internal damage CAUTION Do not use cleaning and disinfecting agents other than the approved ones specified here CAUTION The pump must not be immersed in any liguids or exposed to strong organic solvents Wipe off spills immediately do not allow fluid or residues to remain on the pump Note that the pump is not designed to be autoclaved steam sterilised ETO steri lised or subjected to temperatures in excess of 45 C 113 F Failure to observe this cau tion may cause serious damage to the pump Service Manual Issue C March 2005 v Omnifuse Syringe Pump Smiths Medical 10 11 12 13 14 CAUTION Correct battery management as described in this manual is essential for ensuring that the pump can operate on backup batteries for the time specified CAUTION Dispose of batteries strictl
183. w System description The Omnifuse syringe pump is used to administer drugs or other parenteral fluids Designed to be as compact and damage resistant as possible including a high degree of waterproofing against spillage the pump operates either above the patient clamped obliquely to an intravenous IV pole mounting or lying face upwards on a table Up to four pumps may be mounted on the Graseby Omnistack pump stacking system The Omnifuse syringe pump normally runs from the AC mains supply It also has a set of three internal rechargeable lead acid backup batteries When fully charged the pump can operate for up to 10 hours in the event of a power cut or while a patient is being moved Three variants of the pump are available with In line occlusion sensing e with a Lockable cover or with In line occlusion sensing and Lockable cover Standard pumps can be upgraded to included either or both options Infusion modes The standard pump can infuse in either Continuous Preset Volume or Preset Time not PCA modes The pump provides Intermittent and Circadian Rhythm infusions not PCA plus programming of infusions in mass units Delivery rates in the Continuous mode range from 0 1 to 100 millilitres per hour in 0 1 ml increments and 101 to 800 millilitres per hour in 1 ml increments Maximum infu sion pressure is approximately 1250 mm Hg and volumetric infusion accuracy is 2 over the 2nd hour of infusion at 1 ml
184. y Assemble a standard upper case To assemble a standard upper case 1 Placethe upper case moulding face down on a flat non scratch surface 4 10 Issue C March 2005 Service Manual Smiths Medical 9 Omnifuse Syringe Pump Insert the optical encoder spindle through the hole in the top of the case moulding so that the ribbon cable faces the front of the pump Turn the upper case over and fix the encoder in place with the locknut Tighten the nut to a torque of 60 cNm 5 Connect the ribbon cable to the display PCB and fix the PCB to its support pillars using the four 3 mm self tapping screws Push the command wheel onto the encoder spindle Peel the protective film from the display window Connect the display connector JP5 optical encoder connector JP1 and keypad connector JP2 ribbon cables to the main PCB Sp ej Optical encoder ibbon cable Keypad ribbon cable GM151 C 207068 8 Connect the pump to the PC and run the Technician software Check Keypad and Display and Check Command Wheel tests part of Basic Tests Close the case see Close the Pump Case page 4 29 10 Run the Functional and Calibration tests Chapter 5 Upper case locking version The locking upper case is an optional feature on the Omnifuse syringe pump that can be retrofitted as an upgrade to existing pumps It may also be replaced if it is damaged Upgrade If a pump is upgraded with a locking upper
185. y from the pump to the PC Select View to view the pump s history Enter the pump s serial number and click on Open History Select the required option from the buttons in Pump History Return pumps to Smiths Medical International Ltd If a pump cannot be serviced locally and needs to be returned to the factory for repair its service log will be downloaded at Smiths Medical International from the pump s internal memory If the main PCB has failed so badly that the service log cannot be retrieved you may be asked to send Smiths Medical International a copy of the log taken from your PC To do this 1 2 Open folder where your history files are stored and e mail the record to Service Smiths medical com Alternatively print off a copy of the Repair Log and mail it to Smiths Medical International Lid Repair Centre Colonial Way Watford Hertfordshire United Kingdom WD24 4LG Service Manual Issue C March 2005 2 7 Omnifuse Syringe Pump Smiths Medical Acceptance Tests The following tests must be completed on new pumps on delivery and pumps returned from Smiths Medical after repair service or upgrade Faulty units should be returned Test Method Correct Result 1 Mechanical Before applying power No visible damage inspection ensure that the case and exposed parts are not damaged 2 Electrical safety Using a test voltage of 500V The insulation must exceed 200
186. y in accordance with the manufacturer s instruc tions and with local regulations concerning disposal Lead acid batteries must not be included with normal waste CAUTION Do not use Loctite 222 adhesive on the pump since it will damage the plastic of the case CAUTION Do not switch the pump back on after a System Fault if the screen message specifically says not to Switching the pump on again may destroy important diagnostic information needed by the Smiths Medical Customer Support Engineers CAUTION Replacing the main PCB and installing the lockable cover or in line sensor as upgrades must only be performed by Smiths Medical Customer Support Engineers as the pump software must also be reconfigured CAUTION Electro Static Discharge ESD precautions conforming to BSEN 100015 4 1994 must be strictly observed at all times when removing and handling any of the pump s components Failure to take such precautions may result in serious damage to the pump and possible malfunction later Ensure that an earthing wrist strap is worn at all times when handling or working near static sensitive components like printed circuit boards PCBs Ensure that any ESD sensitive components are stored in an anti static bag or other such container while not fitted CAUTION If the main PCB is replaced the pump must be reprogrammed by Smiths Med ical engineers at the factory CAUTION Lubricants must not be applied to any part of the pump unless specified by

GRASEBY Omnifuse Infusion Pump Service Manual

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