Service manual elite
Contents
1. Service manual elite Ameda Art Nr 13364013 Copyright by Ameda AG Version 15 01 2002 Contents 1 2 3 General Cylinder Pump set Functions description Supply Battery Option Disposal Operation hours counter Operating sequence Technical Data 4 Maintenance Repair 13 Precautionary Inspection Casing Electrical Function Mechanical Opening the Pump Danger Electronic Troubleshooting Adjusting Required tools Adjusting basis Adjustment procedure Failure occurring during adjustment Replacing the support Introduction to the Support Replacing the Support Installing the Support Replacing the belts Replacing the potentiometer Replacing the light emitting diode LED 10 11 12 Replacing the bottle holder Cleaning and Disinfection Spare parts Adjusting tools Disposable parts for pump set Packaging and other elite for USA and Canada Hospital Grade Page 2 of 26 O CO WO OO N OOA AaAAaARA w W OO ok 1 General The elite is an internationally tried and tested professional milk pump The suction rhythm Cycle and the vacuum strength have electronic infinitely variable controls to be stepless and independent of one another The pump can be operated for either 230 115V at home or in the car via a separately available 12V cable As option to external supply the elite can be modified to operate from a built in batt2. or there will be insufficient vacuum Page 17 of 26 11 Continued Once the soft end of the stroke is set do no more adjust the Cycle knob MIN MAX ON Switch off 12 Disconnect the pump from the mains or 12V DC supply aan Change jumper J8 from Adjust position to Normal operation position Adjust H Trans formator Normal operation 13 Reconnect the pump to the mains or to 12V DC supply LED must light green Switch on Vacuum to maximum Cycle to minimum Measure vacuum fo Single pump set 350 mbar 10 Double pump set 310 mbar 15 When the vacuum lies within the given tolerance the pump can be rebuilt The adjustment is finished Page 18 of 26 Failure occurring during adjustment Typical failures are listed in the following table which can be caused by or occur during adjustment Because the interplay between the mechanical and electronical components is very complex this table cannot be taken as complete and final Supply connected No Jumper 8 correctly set LED or pc board defect LED defect Yes when not Jumper 8 changed from Normal operation to Adjust LED lights yellow Changes from green to dark The LED must change from yellow to green under point 2 in chapter Adjustm procedere pc board defect Support defect Yes when not LED stays green pc board defect Yes OK At point 5 the vacuum It is possible to adjust the must be
3. 350 10 262 310 15 232 30 60 Min CE 0123 UL CSA Page 7 of 26 4 Maintenance Repair General Ameda can only assure the user of safety reliability and serviceability of the equipment when Installation expansion new set up changes or repairs are performed by their authorised personnel The electrical installation of the operational area fulfils the requirements of the relevant IEC standards The equipment is utilised according to the operation instructions lf work is carried out by an authorised service centre the user must request a report from said centre The report must provide information relating to type of and reason for service particularly regarding changes to basic data or operation This report must further show the date of service the company details and signature Precautionary Inspection Ameda AG recommends the Precautionary Inspections to carry out at latest two years and to document them for example in the equipment book equipment file etc The following points are to be checked Casing Visual control for breakage cracks etc Cylinder externally serviceable and correctly mounted Control bottle holder in its support Rotary knobs are correctly fixed Potentiometers are securely screwed All signs and information labels are readable Electrical Check mains cable between equipment and plug for mechanical damage Electrical test only with 115 V Hospital Grade with
4. The wiring may not come into contact with the moving parts of the support chafing through Page 23 of 26 9 Replacing the light emitting diode LED The support has to be removed in order to replace the control lamp The control lamp LED is delivered as a complete assembly with cables and plug This LED is a bicolor version with green and yellow The LED is clipped in a sleeve from inside looking out Pay attention after replacing the LED that the cabling does not come in contact with any moving parts of the support chafing through 10 Replacing the bottle holder Holders Clip A broken bottle holder can be simply replaced from outside without opening the pump To replace the bottle holder first guide the holders into the two upper openings and then pass the clip into the lower house opening Tip Let the clip slide into the opening over a screwdriver blade no 4 Page 24 of 26 11 Cleaning and Disinfection The cylinder has to be removed from the pump for cleaning Wipe the housing and cylinder with a damp cloth Standard household cleaner fluid may be used Only use disinfectant which does not contain phenol for ex Kohrsolin solution 3 12 Spare parts Areno Bezeichnung Descriptor Adjusting tools Areno Bezeichnung Descriptor Test Vakuummeter Test vacuum meter 617659 mit zwei meS 147131 Doppel Pumpset S Pumpset Double Double Pump Set Double Pump Set Disposable parts
5. for pump set Areno Bezeichnung Descriptor 620559 Doppelanschluss weiss Double connector white Page 25 of 26 13 elite for USA and Canada Hospital Grade This section is only valid for elite breast pumps which are delivered to the USA or Canada These 115V AC types are different as follows e Two pole mains cable Double isolated e Three pole mains cable with earth ground Type Hospital Grade The version with the two pole cable is except for the plug identical to the European CE Version The Hospital Grade version with a three pole cable is additionally connected an earth ground Earth ground connection Mains plug Hospital Grade During the Precautionary Inspection or after repairs or service an electrical test must be carried out The electrical test and the maintenance or repairs are to be documented Electrical test Schutzleiterwiderstand Resistance of earth ground Erdableitstrom in Betrieb Current lost to earth in operation lt 100uUA Page 26 of 26
6. scratches and finger prints Reflection surface for photo interrupter Clean old grease from shaft and bearing Smear the shaft with a little grease before assembly Tested and recommended grease from Ameda Paralig in tube 60g each Art No 0001041 1 Page 22 of 26 8 Replacing the potentiometer The cycle and vacuum potentiometers are on delivered as one assembly The assembly is complete with cables plugs and fixing nuts The support has to be removed in order to replace the potentiometers The control knobs are fixed with a spring on the shaft of the potentiometers and are pulled off forwards The shafts are finished with a flat surface to prevent spinning of the knob When replacing the knob the flat surface position must be noted Cycle potentiometer Vacuum potentiometer The thread and turn lock extrusions are finished in plastic Therefore the nut must be carefully and only moderately tightened The thread does not have the same size and length as the vacuum potentiometer So that both knobs will be flush with the front a special spacer with thickness 1 5 mm is pushed onto the shaft The thread and turn lock extrusions are finished in aluminium The nut can be normally tightened After tightening the first nut the second nut is fitted as a securing nut The thread is longer than for the cycle potentiometer so the knob is flush with the front without a spacer Spacer 1 5mm Nut and securing nut
7. 0mA Netzsicherung main fuse Printplatte PC board For operation with built in battery optional Green LED lit No Supply ok LED or PC board defect Plug in 12V DC supply Green LED lit No Supply ok LED or PC board defect Pump lever moves to maximum On Off switch ok positions Motor plug ok Motor or PC board defect battery defect Reduce Vacuum Pump lever moves less Potentiometer defect Vacuum to maximum i l displacement and frequency Cycle to maximum 60 les Min approx 60 cycles Min No Potentiometer defect Pump lever moves with maximal displacement and reducing Yes OK Vacuum to maximum frequency pedtee Cycle from approx 60 towards aan No Potentiometer defect 30 cycles Min Pump set leak Change cylinder Change belts Readjust Plug in mains cable Vacuum regulator to maximum Vacuum to maximum With single pump set measure Cycle to minimum the vacuum 350mbar 10 Page 11 of 26 Vacuum to maximum With double pump set measure Pump set leak Change cylinder Change belts Readjust Cycle to minimum the vacuum 310mbar 15 Operation with built in battery optional OK Wait til the LED changes Operate the pump with built in from green to yellow Finally battery only Pump should run for at least recharge the battery on the 30 minutes on full power mains approx 7h Vacuum to maximum with fully charge battery Cycle to maximum Connect double pump
8. age 13 of 26 Adjustment procedure continued Push pump lever more or less to centre by hand Plug in pump supply LED must light yellow Lay on adjusting gauge Support black Pump lever stroke 1 Switch on Do not turn control knob past 9 o clock Switch off 2 Switch on Vacuum to maximum Pump lever moves to the right Pump lever stops against adjusting gauge s right hand stop Switch off Turn potentiometer gently until the control lamp LED changes from Potentio yellow to green meter P01 4 Trans former Printplatte PC board eee beee Page 14 of 26 Switch on Vacuum to maximum Pump lever moves to the left z z OF O Pump lever stops against adjusting gauge s left hand stop Switch off S Remove adjusting gauge Set in cylinder Connect single pump set with test vacuum meter Switch on Vacuum to maximum Set the Cycle regulator so that the max vacuum is close to 360 mbar z z OE O Switch off Ventilate cylinder and bellows in the single pump set S Switch on Vacuum to maximum Set the Cycle so that the vacuum climbs quickly to 330 mbar and then slowly to 360 mbar Q Switch off Ventilate the cylinder and the bellows in the pump set S Page 15 of 26 T 10 A MIN MAX OE S D OE OE D Switch on Vacuum to maximum There is no control required The pump will cr
9. ain after a short pause until the pump is switched off again Disconnect the pump from the supply again Place jumper J8 in the normal position again Page 5 of 26 Operating sequence The operation and mechanical process of the breast pump consists of three phases the first phase the vacuum build up the second phase holding the vacuum and the third phase the vacuum release 1 Suction phase The vacuum increases to the required value max 350 mbar 2 Milk flow phase The selected vacuum is held during the required cycle 3 Release phase The selected vacuum returns to the local air pressure Page 6 of 26 3 Technical Data Main voltage Frequency Power consumption Main fuse Low voltage supply Max current consumption Fuse Battery Minimum operation period Recharge approx Protection class Safety level Drip protection Operational conditions Transport and Storage conditions Weight kg Dimensions H x B x D mm Vacuum max Single pump set Double pump set Variable cycle Accordance with Medical Device Directive Conforming to 220 240V AC or 100 120V AC 50 60 Hz 30 VA T 400mA 12V DC 1 2A T 1 6A NiCd 12V 700mAh 0 5 h h Class llI Double isolated or with protective conductor for Type UL CSA 115V AC Hospital Grade Mt BF IP 21 10 40 C 10 90 rel humidity 40 70 C 10 100 rel humidity 3 0 175 x 270 x 230 mbar mm Hg
10. cessories must be correctly disposed of according to local regulations or returned to Ameda AG for correct disposal ES Do not throw used batteries in normal waste but bring them back to the sales outlet or dispose of as per local regulations Page 4 of 26 Operation hours counter The elite s electronic circuit offers the possibility of reading off the operational hours The hours when the machine is connected to a supply but not in operation will not be counted As soon as the On Off switch is set to On the hours will be counted If the supply is interrupted the count is not lost lf exchange of the electronic board is necessary the count is lost The pump must be opened in order to read off the value see Opening the pump Reading off the operational hours Disconnect the pump from the mains or 12V supply Move jumper J8 to the following position Jumper J8 oO ag 2 Position o o Normal operation o oO o aj Position Operational hours counter Connect the pump to the supply again Control lamp LED lights yellow Switch the pump on Control lamp LED extinguishes After a short delay the electronics present the operational hours The control lamp gives the following indication LED flickering green gt countof 1 000 hour units LED green gt count of 100 hour units LED yellow gt count of 10 hour units By counting the LED pulses the operation hours can be calculated The output starts ag
11. eate 9 high and 9 low vacuums Switch off Ventilate cylinder and the bellows in the pump set Connect double pump set with test vacuum meter Switch on Vacuum to maximum No control is required The pump will create 9 high and 9 low vacuums Switch off Ventilate cylinder and both bellows in the double pump set Connect single pump set Switch on Vacuum maximum No control is required The pump creates a certain vacuum Read the value of the vacuum on the test vacuum meter Without switching off the pump connect the double pump set Set the vacuum with the Cycle control knob to the same value as the single pump set had Page 16 of 26 Ameda 10 Continued Once the double set vacuum is adjusted to the same value as the single pump set do no more adjust the Cycle regulator Switch off 11 Clarification to step 11 peal This 11 and last step is only valid with p Bani software versions from 1 6 platte PC board If the SW version is less than 1 6 H 4 ary the step 11 is to be ignored and formator step 12 carried out ae This set up with step 11 prevents the piston from swing back by the stroke end Swing The adjustment is carried out without a pump set only with an installed cylinder Switch on Vacuum to maximum Cycle to maximum Turn the Cycle knob slowly towards the minimum until the cylinder no longer swings over the end of the stroke Do not reduce further than necessary
12. ery Cylinder The vacuum cylinder is accessible from outside and can be replaced or removed for cleaning without extra tools Pump set The ratings of the Ameda pump sets are optimised for the elite The bellows in each breast shell separate the milk from the pump and so prevent any undesirable contamination By means of a double connector either single or double pump sets can be coupled to the cylinder the pump is thus ready for service By selection of a double pump set the vacuum and cycle operate synchronously that means at the same time on both breast shells Double connector Cylinder Cycle regulator for infinitely variable On Off switch and adjustment of the suction interval vacuum regulator for infinitely approx 30 to 60 minute variable adjustment of vacuum setting Light emitting diode LED Page 3 of 26 2 Functions description The main part of the pump consists of the support and the electronics The support transforms the turning motion of the DC motor via two belts a toothed wheel and a toothed segment into a linear motion which drives the piston A microprocessor circuit monitors the cycle and the power as well as the segment position and thus the piston The pump electronics are protected against overload and jamming Supply The selection to conform to the available supply can be made by the rotary switch on the printed circuit 115V or 230V The primary side of the transformer is protected with
13. fuse Z4 400 mAT The secondary side of the transformer is protected with fuse Z2 1 6 AT The transformer protection is achieved by a non resetable thermal overload The pump can be supplied with 12V DC via the rear mounted socket This input is protected via fuse Z1 1 6 AT on the printed circuit There is a light emitting diode LED beneath the vacuum control knob on the front panel It lights green as soon as the mains or the12V DC supply is connected even when the main switch is set to Off Battery Option The optional built in 12V NiCad battery receives a controlled charge via the internal voltage supply and is protected against overcharging When full charge has been achieved the supply switches over to trickle charging Battery charging should be carried out between temperatures of 0 C and 30 C The battery pack is protected against overheating and short circuit by a non resetable thermal overload Before the battery is drained battery voltage lt 11V the control lamp on the front panel change from green to yellow To prevent deep discharge lt 9 5V the pump operation is shut off automatically The operation time at full power is approximately one half hour Recharging the battery takes about 7 hours After long periods of disuse it is possible that the capacity must be newly formatted Fully charge and discharge once or twice Disposal At the end of the useful life of the equipment the equipment and its ac
14. pply Open the pump as described in Opening the Pump Remove top section screw Unplug motor Unplug photo interrupter Carefully cut cable lock PEE 8 3 DE Og a DE Lht r A Top section aS a NOAR F ma EE i 5 Top section screw Motor plug Cable lock On MEA d Photo interrupter plug Push the pump lever against the left hand stop Pull the top section backwards Then set the front section to the side and remove the three support fixing screws Fixing screws for the support Page 21 of 26 Installing the Support Installing the support is effectively the reverse of the removal procedure Take care that the support s rubber feet do not turn when tightening the fixing screws Once the top section of the housing is remounted it s possible that the support pump lever position must be correctly positioned with the adjusting screw see description under Mechanical Replacing the support means readjusting programming the elite pump 7 Replacing the belts When the belts have to be replaced the support must be removed as described in Replacing the support The belts must always be replaced as a pair Replacing the belts does not mean readjusting Carefully remove the shaft lock Remove the washer and spacer Pull the toothed segment lever out of the slide bearing Toothed segment lever Support spacer E Washer Spacer MRR Ne Keep this surface free from grease
15. protective conductor Function No abnormal noise Vacuum and cycle regulator LED green Built in battery optional Page 8 of 26 Mechanical When the pump lever rubs or scratches against the case when moving it is adjustable from the outside via the adjusting screw in the casing floor The basic setting should be carried out without cylinder Finally install the cylinder and connect a single pump set The pump lever may not rub with max vacuum Pump lever Adjusting screw Opening the Pump lf a failure is found during functional control and the pump has to be opened the following instructions must be followed Danger Always switch off the pump before opening Disconnect the equipment from the mains or DC supply Remove both Allen screws from the back and one from base Page 9 of 26 Pull the back housing gently away and lay it flat on the table Electronic If an electrical or electronic function is incorrect check the connections first Photo interrupter On Off switch Cycle Vacuum regulator Battery DC Supply A WSS BES RREES Rip yee Bete ae USL Ar ANE SOMES te Wee Cena Ba Ee OOO ee De ah ee LED Motor Supply Page 10 of 26 Troubleshooting Conditions for the following tests All fuses to have a resistance check and to be of correct melt value oo z1 Z2 D Z1 11 6A 12 V DC extern external power Z4 4 Trane Z2 T1 6A Transformator sekund r secondary side former Z4 T 40
16. set Replace battery 5 Adjusting Required tools Vakuummeter mit 617659 zwei Vacuum meter Verschlusszapfen 17131 Doppelpumpset Double pump set Page 12 of 26 Adjusting basis To readjust the pump programming the pump must be opened Move jumper 8 on the board from the position Normal operation to position Adjust The vacuum and cycle regulators no longer have their original function They are no longer vacuum and cycle regulators During adjustment the required values from the regulators are saved in the memory The vacuum control meaning the On Off switch switches the procedure of the adjust ment step by step forward The switching on and off meaning the program steps must be strictly adhered to lf a failure occurs during these steps the adjustment has to start again from step one The cycle regulator becomes responsible for the various values and also the maximum vacuum is so set Adjustment procedure Prepare the required measuring equipment Switch off pump and disconnect from all external supplies Open the back housing as described in Opening the pump Set the jumper 8 as shown Jumper J8 Oo mgs fl Position o o Normal operation oO oO Position Adjust Ooo 0 Ooo o Remove the cylinder from the pump First lift the cylinder piston on the side of the pump lever Then by turning the cylinder release from support Don t turn it on the piston P
17. set vacuum by the Cycle knob No Potentiometer defect ye Cylinder defect when not N Belts slipping or defect when not bases ee 360mbar is not achieved Y must be set at point 5 Support defect when not pc board defect The soft end can be set No Support defect The soft end of the stroke must be set up at point 11 Adjust again Yes when not Vv Support defect The soft end can be set but the vacuum is insufficient Page 19 of 26 6 Replacing the support Introduction to the Support The support is the mechanical heart of the elite breast pump Despite its optically simple mechanics various settings are carried out in the works which cannot be achieved without the relevant knowledge and equipment The distance between the tooth segment and pulley are exactly set over a eccentric cam The current of the motor is exactly measured and adjusted The photo interrupter is dynamically carefully adjusted with an oscilloscope and the screws secured after setting Each support has sustained a run in time of two hours prior to delivery That makes it clear why the support is only available as a complete assembly in the spare parts list Do not tighten or loosen these screws Page 20 of 26 Replacing the Support When the support or belts has to be replaced keep to following procedure Danger Always switch off the pump before opening Disconnect the equipment from the mains or DC su
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