Eschman RX-500 O/R Table Service Manual
Contents
1. 20 Install Table End Base Covers 20 Remove Top Of Column Covers 21 Install Top Of Column Covers 21 Releasing Telescopic Cover Upstand 21 Refixing Telescopic Cover 8 Upstand 21 Removing the Telescopic Cover 21 Replacing the Telescopic Cover 21 T SM13h Contents Page Remove Long amp Short Trunk Assemblies 23 Install Long amp Short Trunk Assemblies 23 Section Remove Break Cylinder 26 Install Break Cylinder 26 Remove Lateral Tilt Cylinder 27 Install Lateral Tilt Cylinder 27 Remove Trendelenburg Cylinder 27 Install Trendelenburg Cylinder 28 Remove Height Cylinder 28 Install Height Cylinder 28 Gas Spring Replacement 29 Remove Batteries 29 Install Batteries 29 Remove the Base Feet 29 Install the Base Feet 30 Infill interlocking mechanism replacement 30 Push button replacement and adjustment 30 Remove Install Hydraulic Components 30 Remove Install Electrical Components 30 Fault Diagnosis 31 Table 1 Fault Diagnosis 31 Ci2. 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 Base distribution PCB Castor frame assembly Manifold block No 2 Door microswitch Standby power pack connector Standby hydraulic connectors Push buttons to engage standby hydraulic connectors Hydraulic reservoir Ribbon cable reel assembly Top of column distribution PCB Hinge Lateral tilt opto board Yoke Cover microswitch Table on off switch Base seal Column seal Long trunk base cover Short trunk base cover Telescopic column cover Column upstand Antistatic discharge path resistor Base cover spring support Base foot Base skirt 11 40 ESCHMANN 5 DESCRIPTION Fig 3 RX500 Operation Table Column and trunk section detail 12 40 T SM13h OPERATION TABLE 5 DESCRIPTION Standby hydraulic push buttons Base cover microswitch Standby hydraulic connectors High current 30A fuse Door Microswitch Standby power pack connector Base cover microswitch External battery charger socket Fixing for cover retaining screw 1 2 4 5 6 7 9 9 Fig 4 RX500 Operation Table Base Detail Short trunk end Base cover microswitch Base cover microswitch Mains charging LED Mains connection socket Fixing for cover retaining screw Fig 5 RX500 Operation Table Base Detail Long trunk end T SM13h 13 40 ESCHMANN 6 MAINTENANCE GENERAL 6 1 Maintenance of the RX500 Powered Operation
3. 6 23 All equipment the base of the operation table is accessible after the base covers have been removed see section 6 24 To gain access to equipment located around the central column it is necessary to remove the top of column covers see section 6 26 and release the central column cover and upstand if required see section 6 28 Remove Table Base Covers 6 24 Toremove table base covers proceed as follows Open doors atthe ends of the table base see Fig 1 At the long trunk end of the table base a Remove two screws item 30 Fig 1 and shouldered washers and pull the long trunk end base cover item 44 Fig 2 from the base iv At the short trunk end of the table base Remove the two black button covers from the standby hydraulic push buttons item 19 Fig 1 by gently pulling them off b Remove two screws item 30 Fig 1 and shouldered washers and pull the short trunk end base cover item 45 Fig 2 from the base v HRemove the two base seals item 42 Fig 2 The column seal item 43 Fig 2 can remain in place on the upstand unless access is required to the lower column see section 6 28 Note When the hinged cover at the short trunk end of the table is opened or when the base cover is removed a microswitch operates to isolate the electrical supply to the table To operate the table with this cover removed the microswitch must be taped in the operated position Install Table End Bas
4. Tilt Switch 6 22 adjust the tilt switch item 4 Fig 14 proceed as follows Ensure the table is on a level floor On the hand control press the auto level button and wait until the table top stops when level check the long and short truck sections are level in both directions and adjust if required as detailed in sections 6 19 and 6 21 On the hand control press patient left orientation button button 1 Fig 27 iv the hand control press the reverse Trendelenburg button button 4 Fig 27 and move the table top to the maximum reverse Trendelenburg position v Using an inclinometer on the radiopaque top not the mattress of the long trunk section check the angle of the table top The angle should be 35 degrees vi On the hand control press the break extension button and check for movement of the short trunk section of the table top If movement occurs adjust the tilt switch by releasing the adjusting screws item 3 Fig 14 and moving the tilt switch in the appropriate direction to stop any movement of the short trunk section with the table top in the reverse Trendelenburg position vii After adjusting the tilt switch repeat actions iv v and vi until there is no movement of the short trunk section in the maximum reverse Trendelenburg position Push button Short trunk assembly Adjusting screws Tilt switch Fig 14 Tilt switch 20 40 REMOVAL AND INSTALLATION General
5. are held in contact with the floor at all times CAUTION 1 Tocomplete the antistatic pathway the table must be used on an electrically conductive or on an antistatic floor 2 Always use purpose designed Eschmann mattresses to maintain the antistatic pathway Electrical data System Power Batteries E Two sealed lead acid Output each 12V 24Ah Built In Battery Charger li e 200 240Vac 50 60Hz eege 27 6Vdc nom max System Fuses a 30A 1 AGU 30 Base Control Board 1 F6 3A 250V 20mm T2 5A 250V 20mm 2 250 20 This equipment contains environmentally hazardous lead acid batteries If the batteries fail or if the equipment is to be disposed of it is recommended that the batteries are taken to a disposal site designated for the disposal of lead acid batteries or that the batteries are collected by an agent who specialises in the collection of lead acid batteries Hydraulic Oil DE E Eschmann RX Part No 699408 3 SAFETY NOTES Attention to the following points will prolong the life and efficiency of the RX500 Powered Operation Table and will help to avoid the risk of accidents or damage DO Keep the Instruction Manual close to hand Read the instructions carefully before using table Check that the head and leg sections are secure a
6. Break C Trend E Trend C 6 MAINTENANCE To Distribution Board All diodes 1N4001 Fig 30 Top Of Column Solenoid Board mech 00000000 0 Fig 31 Pin Connections lt ESX1070 41 53 TILT DATA Fig 32 opto board T SM13h 5V PROT NO1 5V PROT NO2 0V LATERAL TILT MICROSWITCH TREND MICROSWITCH BREAK MICROSWITCH RS485A RS485B HANDSET WATCHDOG FOOTSWITCH DATA 1 HEIGHT UP FOOTSWITCH DATA 2 HEIGHT DOWN FOOTSWITCH DATA 3 TREND FOOTSWITCH DATA 4 REVERSE TREND FOOTSWITCH ALARM TILT SWITCH INPUT ON OFF SWITCH BEAM SENSE BEAM SENSE SUPPLY LATERAL TILT E TREND C 24 24 24 24 BEAM SENSE NOT USED ON 500 6 MAINTENANCE PL2 2 51 PROT NO1 MEME PL2 3 5485 ES PL2 4 RS485B mmn PL2 5 HANDSET WATCHDOG PL2 6 FOOTSWITCH DATA 1 HEIGHT UP PL2 7 FOOTSWITCH DATA 2 HEIGHT DOWN L PL2 8 FOOTSWITCH DATA 3 TREND p PL2 9 FOOTSWITCH DATA 4 REVERSE TREND PL2 10 FOOTSWITCH ALARM PL3 1 0V umm PL3 2 5V PROT NO1 1 1 PL3 3 RS485A PL 1 2 p PL3 4 RS485B 1 4 3 PL3 6 FOOTSWITCH DATA 1 HEIGHT UP PL1 5 emmer PL3 7 FOOTSWITCH DATA 2 HEIGHT DOWN PL1 6 PL3 8 FOOTSWITCH DATA 3 TREND 1 7 mss PL3 9 FOOTSWITCH DATA 4 REVERSE TREND PL1 9 e PLA LATERAL TILT SENSOR E HH Ge 1 11 rs 3 5V PROT NO2 PL1 12 PL4 4 PL1 13 rs PL4 5 OV PL1 14 PL4 6 PL1 15 PL1 16 rs PL5 1 TREND MICROSWITC
7. Lt e EG 1 E US WE am 12 13 Fig 19 Lateral tilt cylinder upper bezel omitted for clarity T SM13h 25 40 QESCHMANN vi vii viii XI 6 MAINTENANCE Apply Rocol white grease Part No 110477 to the Yoke pivot bush item 11 Fig 16 and install into the inner column Using at least two people carefully lift and correctly position the long and short trunk assemblies onto the inner column hinge item 9 Fig 16 and replace the pivot pin washer and Sel Lok pin items 5 7 and 10 Fig 16 Hold in place with hexagon headed bolt and shakeproof washer items 1 and 3 Fig 16 Attach the eye end of the Trendelenburg cylinder to the pivot plates on the cross member of the long trunk assembly as follows refer to Fig 17 and Fig 19 as required a Position the eye end of the Trendelenburg cylinder between the pivot plates on the cross member b Install pivot pin through one pivot plate on cross member and install one spacer on pivot pin c Push pivot pin through the spacer and eye end and install remaining spacer on the pivot pin d Push the pivot pin through the second spacer and the second pivot plate e Secure the pivot pin equally between the pivot plates using the two dome nuts and plain washers Position the clevis on the tilt cylinder ram around the tilt hanger and install the pivot pin taking care not to dislodge the bush in the tilt hanger Secure the pivot pin in the lugs
8. Yoke Pivot pin Pivot pin set screw Tilt cylinder ram lock nut Tilt cylinder ram Fig 11 Trendelenburg microswitch Adjusting screws Lateral tilt opto board Lateral tilt opto flag Top of column distribution board Fig 12 Lateral tilt opto detail T SM13h Break Microswitch 6 21 check and adjust the break microswitch item 1 Fig 13 proceed as follows Ensure the table is on level floor the hand control press the break extension button and move the table top to the maximum break extension position On the hand control press the auto level button and wait until the table top stops when level iv Using an inclinometer on section radiopaque top not the mattress check that the long trunk section is level if it is not adjust the Trendelenburg microswitch as detailed in section 6 19 v Using an inclinometer on section radiopaque top not the mattress check the angle of the short trunk section vi Ifthe angle is more than one degree out in either direction adjust the break microswitch by releasing the adjusting screws items 4 Fig 13 and moving the microswitch in the appropriate direction retighten the adjusting screws vii Repeat steps vi until the short trunk section stops level Break microswitch Long trunk assembly Short trunk assembly Adjusting screws Tilt cylinder ram Break cylinder ram Fig 13 Break microswitch 19 40 ESCHMANN 6 MAINTENANCE
9. 10 Hydraulic system main components T SM13h 17 40 ESCHMANN 6 MAINTENANCE HYDRAULIC SYSTEM CAUTION Scrupulous cleanliness is essential to prevent contamination of the fluid in the hydraulic system Notes 1 Use only Eschmann RX hydraulic oil Part No 699408 which is obtainable from Eschmann Equipment or their accredited agents Replace on oil container after use 2 When replacing hydraulic components all Banjo fittings must be tightened to a torque setting between 19 and 21 Nm 3 hydraulic system schematic diagram is shown in Fig 9 with the main components illustrated in Fig 10 Individual cylinders are also shown in the Removal and Installation section later in the manual General 6 17 If the table cannot be placed into the castor position using the hand control it may be necessary to manually raise the table base To raise the table base proceed as follows Remove table base covers see section 6 24 ii Locate the Nyloc jacking nut at each corner of the table base see Fig 24 item 1 and wind the nuts down evenly to raise the table base ii Return Nyloc jacking nuts to the position shown in Fig 24 i e flush with the top of the guide pins after corrective maintenance and replace covers as section 6 25 Topping up the Hydraulic Reservoir 6 18 Top up the hydraulic reservoir as follows Set table to an appropriate height and remove base covers as described in section
10. 26 The footswitch plugs into either of the two 10 way sockets used by the hand control It uses the same 5V d c and OV pins but the signal lines are different from those of the hand control The footswitch does not use a serial communication link 4 27 There are four functions on the footswitch Height up LJ Height down LJ Trendelenburg Reverse Trendelenburg 4 28 Each ofthese four functions is associated with two microswitches mounted inside the body of the footswitch one normally open and the other normally closed The normally open microswitch for each function is connected on one side to the 5V d c line and on the other side to a common alarm line The normally closed microswitch for each function is connected on one side to the line and on the other side to an individual input line on the main control board If for any function of the footswitch e g height up the normally open microswitch operates and the normally closed microswitch does not or vice versa the main control board will recognise a fault and freeze the table The likelihood of two microswitches failing at the same time is very remote Table Base ON OFF Control 4 29 on off toggle switch fitted on the top of the table column switches 24V d c on the main control board To isolate the system the 30Amp fuse should be removed T SM13h 4 INTRODUCTION Built in Battery Charger 4 30 This is a low current output t
11. 6 24 li Release the central column cover and remove the upstand as described in section 6 28 and release bezel ii Retract all cylinder rams see note below before filling reservoir so that true oil level can be established Overfilling could cause damage to reservoir iv Remove the filler cap from the hydraulic reservoir and fill the reservoir with Eschmann RX hydraulic oil see Note 1 above until oil level is 13 mm below the filler hole of the reservoir v Refit the filler cap on reservoir vi Refit the central column cover and upstand as described in section 6 29 vii Refit the base covers as described in section 6 25 18 40 Note Hydraulic cylinder rams are retracted when the table top is positioned as follows but care must be taken when moving the table into this position to avoid damage sections will be very close to the floor e Minimum height and onto castors Maximum extension achievable at the minimum height set above e Maximum tilt achievable with table at the minimum height and extension set above tilt table such that the right hand side is lowered when viewed from long trunk end of table ADJUSTMENTS Trendelenburg Microswitch 619 check and adjust the Trendelenburg microswitch item 3 Fig 11 proceed as follows Ensure the table is level surface i Using the hand control move the table top to the maximum Trendelenburg position ii On the hand control press the
12. Power e Dt EE 8 u l 8 FOOT RN 8 Table Base ON OFF Control 8 Built in Battery 9 External Battery Charger 9 Standby System Connections 9 5 DESCRIP TION 10 6 MAINTENANCE 14 GORT 14 Cleaning and Storage 14 General Care and Lubrication 14 Gas SONG EE 14 Head Leg amp Infill Sections 14 Head Leg amp Infill Locking Mech 14 Long and Short Trunk Sections 14 Radiographic TODS eas 14 Underside of the Table 14 Access to Fuses 15 Hand COMO uuu u uuu u T 15 After Maintenance 15 Functional Checks 15 General MERERETUR 15 Hydraulic System 18 General MNT 18 Topping Up Reservoir 18 AO EE u uU uu e 18 Trendelenburg Microswitch 18 Lateral Tilt Opto 18 Break Microswitch 19 Tilt SWIC eee 20 Removal and Installation 20 General METTE 20 Remove Table Base Covers
13. Table falls into the following categories Cleaning and storage Adjustments General care and lubrication Removal and Installation Functional checks Fault diagnosis Hydraulic system CLEANING AND STORAGE OUOUOUD WARNING Always switch off table at table ON OFF switch item 18 Fig 1 prior to cleaning 6 2 For cleaning and storage instructions of the table refer to the RX500 Powered Operation Table Instructions for Use Publication No T IM28 6 3 For cleaning and storage instructions of the table accessories refer to the Accessory Instructions for Use Publication No T IM56 Note If the table is to be stored for any length of time the head and leg sections should be fully lowered This is necessary to ensure that the gas spring seals and pistons are kept lubricated GENERAL CARE AND LUBRICATION 6 4 Once a week proceed as follows Gas Springs WARNING The gas springs are filled with high pressure gas Do not attempt to open them CAUTION Gas springs MUST NOT be additionally lubricated 6 5 The gas spring supports for the head and leg sections are sealed units which require no routine maintenance Malfunction of a gas spring makes it impossible to lock the head or leg sections in position Seepage of fluid indicates a failing unit 6 6 If a gas spring is faulty the complete unit must be renewed gas springs are non repairable items see section 6 42 Head Leg and Infill Sections
14. cylinder and remove the rod end from the piston rod Install Height Cylinder 6 41 To install the height cylinder proceed as follows referring as required to Fig 21 and 22 Apply Loctite 222 Part No 670650 to the threads of the height cylinder piston rod and install the rod end on the piston rod of the height cylinder Remove the blanks from hydraulic hoses and cylinder and connect the hoses to the height cylinder Power cylinder to maximum height and then disconnect the bottom hose Install the height cylinder in the table column with the rod end upper most and reconnect the bottom hose Make sure that the rod end seats correctly in the hinge plate Secure the rod end of the height cylinder to the hinge plate with four set screws item 2 Fig 21 It is important that the socket set screws are below flush of hinge plate when fully tightened Note Apply Loctite 222 Part No 670650 to the threads of the screws prior to installation Apply Rocol white grease to the pivot pin and install the pivot pin in the cylinder end of the height cylinder T SM13h 6 vi Position the pivot pin on the base of the table and secure it with two clamp blocks Secure the two clamp blocks with eight screws and washers vii Place the operation table in the upright position vill Top up the hydraulic reservoir as described in section 6 18 ix Carry out a functional check of the operation table as described in
15. microswitch item 1 Fig 13 to the short trunk and remove the microswitch T SM13h ix Remove the ty wrap straps which secure the hydraulic hoses and the electrical wires to the yoke and move the hydraulic hoses and electrical wires clear of the yoke Note routing and attachment of hoses and wires WARNING The long and short trunk assemblies are heavy two people are needed to lift them The next stages will enable the table top assemblies to move freely in Trendelenburg and then tilt positions and will need to be firmly supported until they have been removed and placed aside x Remove the two dome headed nuts item 1 Fig 17 and plain washers from the Trendelenburg cylinder pivot pin on the underside of the long trunk assembly Remove the pivot pin item 4 Fig 17 and disconnect the Trendelenburg cylinder ram from the long trunk assembly Collect the two spacers item 5 Fig 17 which are fitted on the pivot pin xi Remove the grub screw item 5 Fig 19 which retains the pivot pin for the lateral tilt cylinder item 1 Fig 19 Remove the pivot pin item 6 Fig 19 and disconnect the clevis item 10 Fig 19 on the lateral tilt cylinder ram from the tilt hanger item 12 Fig 16 and item 7 Fig 19 take care not to misplace the bush inside the tilt hanger xii See note Fig 16 Remove the hexagon headed bolt item 1 Fig 16 and shakeproof washer item 2 Fig 16 See note Fig 16 The pivot
16. pin item 7 Fig 16 together with washer item 10 Fig 16 which attaches the yoke item 4 Fig 16 of the long trunk assembly to the hinge can now be removed if the full weight of the Long and Short trunk assemblies are supported Remove the long and short trunk assemblies and lay them aside upside down taking care to protect the radiopaque surfaces Remove the Yoke pivot bush item 11 Fig 16 and Sel Lok pin item 5 Fig 16 if required from the yoke and inner column respectively Install Long and Short Trunk Assemblies Note Before proceeding read the Caution and notes that precede section 6 17 and the WARNING above in section 6 32 6 33 To install the long and short trunk assemblies proceed as follows Note Apply Rocol white grease Part No 110477 to all pivot pins prior to assembly 23 40 ESCHMANN 6 MAINTENANCE Short trunk assembly Short trunk pivot pin Hydraulic connection Hydraulic hoses Hydraulic connection Long trunk pivot pin Break cylinder Long trunk assembly Break microswitch O O O N Fig 18 Break cylinders 24 40 T SM13h OPERATION TABLE 6 MAINTENANCE Tilt cylinder Hydraulic connection Top of column solenoid board Clevis nut Pivot pin grub screw Pivot pin Tilt hanger Microswitch adjusting screws Break microswitch 10 Clevis 11 R clip 12 Washer 13 Pivot pin O OO N gt dl a Tm Le 1 f T
17. red indicator INDICATORS Fig 27 Hand control functions TABLE 2 CODES FOR 2 DIGIT DISPLAY Battery voltage low Battery voltage critically low Base cover switch operated Maximum Break or Trendelenburg achieved Button pressed for over 40 seconds Table duty cycle 2 min in 8 exceeded Hydraulic solenoid failure Height Up button pressed with table on castors Castor button pressed with table raised Footswitch selected without Footswitch Footswitch system failure CODE CAUSE REMEDY Recharge batteries as soon as possible Recharge batteries immediately Remove pressure or weight from cover Select reverse of function Switch table off then on with switch 18 Allow time for auto reset Call engineer Brake table with button 13 Lower table fully with button 10 Connect footswitch Retry and or call engineer See Table 1 for more details of the codes and remedies T SM13h 6 All diodes 1 4001 0 Q 0 0 9 Q Q Q COVER TEMP TEMP HEIGHT 24V HEIGHT 24 PUMP 24 PUMP 24V PRESSURE RETURN SUPPLY EXTEND y4 CONTRACT FORWARD REVERSE SWITCH 9 10 PL Fig 28 Base Distribution Board R6 CC 3300 R3 NZ 3 R3 A 40106B IC1F 13 1 40106 40106 11 19 5 6 40106 40106 C1 C2 16V 63V 10uF 470nF Fig 29 Opto Board T SM13h 35 40 QESCHMANN 36 40 Break E
18. up until it is flush with the top of the guide pin item 2 Fig 24 as shown in Fig 24 ii Install the fifth foot as follows a Fit two new Sel Lok pins into the foot ensur ing they are pressed to the bottom of the blind holes b Position the fifth foot on the base plate and secure it using the socket head countersunk screw and spring washer c Install the battery at the short trunk end of the table base and replace the 30A fuse ii Install the base covers as described in section 6 25 Infill interlocking mechanism replacement 6 48 To remove and replace the interlocking mechanism in the infill section refer to Fig 25 and proceed as follows Release each interlock rod 4 6 from the connecting block 2 by releasing the grub screws in connecting block 2 i Replace any worn parts and reassemble as shown in Fig 25 with 5mm of rod 6 and 4mm of rod 4 protruding through the connecting block 2 and springs 3 correctly positioned Finally adjust the mechanism by inserting tool No 1752 into the guide pin hole and pushing fully home rod 4 should protrude 6 5mm out of the infill casting ii Lubricate all moving parts with a smear of light machine oil and check operation i e a head or leg section guide pin 1 should operate the mechanism as shown in Fig 25 Fig 25 Infill interlocking mechanism 30 40 Push button replacement and adjustment 6 48 To replace the push button catches remove any attac
19. 6 7 service the head leg and infill sections as follows Apply a smear of light machine oil to the guide pins of the head leg and infill sections and to the pivot pins of the head and leg sections 14 40 Examine the head leg and infill sections for signs of damage particularly for scoring or bending of the attachment guide pins On the head and leg sections only examine the release handles for signs of damage li Check the guide pin retaining screws for tightness iv the head and leg sections only check the hinge pivots and particularly all pivot pin grub screws for security Note that the grub screw for the main hinge pivot pin is underneath the radiographic top v Check the side bars for security vi On the infill section examine the guide pin locking button devices for damage and ensure that the mechanism which prevents removal of the infill section before any attached section has been removed functions correctly refer to sections 6 48 and 6 49 Apply a smear of light machine oil to all moving parts Head Leg amp Infill Sections Locking Mechanisms 6 8 Remove the head leg and infill sections from the table and clean out any collected fluff or other debris from guide pin sockets in the ends of the trunk sections Spray a little aerosol lubricant into each socket Check the operation of locking mechanisms when re attaching the sections for adjustment refer to section 6 48 Long and Sh
20. E TABLE 1 FAULT DIAGNOSIS Fault Condition Possible Cause Remedy 7 Code 05 is displayed and The applicable table motion Switch the table off using an LED is illuminated see below has been used for more than the table on off switch Fig 1 the Table stops moving and there 40 seconds consider whether item 18 and then switch back on is a continuous audible warning button has been accidentally given depressed and held down Button Pushed LED illum d Trend 3 or 4 Patient L 1 Break 5 or 6 Patient 2 Hand control membrane Engineer to check Hand control Tilt 7 or 8 Brake 13 faulty and making contact Height 9 or 10 Height 10 without being touched Castor 12 Castor 12 Auto level 11 Auto level 11 8 Code 06 is displayed and Table duty cycle has been Wait for sufficient time to allow Table stops moving exceeded 2 minutes on duty cycle protection circuit to in 8 minutes re enable Note With this condition movement of the table top to the full Trendelenburg position orange hand control button 3 Fig 4 is still possible 9 Code 07 is displayed and A hydraulic solenoid has Engineer to identify and replace Table stops moving and there gone open or short circuit the faulty hydraulic solenoid is a continuous audible warning given 10 Code 08 is displayed Height Up button is pressed Warnings will stop when Height Up when table is not on its feet button is released
21. H PL1 17 PL5 2 PL1 18 5 PL5 3 5V PROT 2 PL1 20 DS PL6 1 BREAK MICROSWITCH ie R PL1 22 5 PL6 3 5V PROT PL1 24 1 25 1 5 PL7 1 TILT SWITCH INPUT PL1 26 R1 PL7 2 PL1 27 4 7 ES PL7 3 OV PL1 28 PL7 4 PL1 29 PL 1 30 is PL9 1 OV PL1 31 PL9 2 PL 1 32 PL9 3 ON OFF SWITCH PL1 33 PL9 4 PL1 34 E PL8 1 LATERAL TILT ELEM e E poU 09 eee O l E Legio PL8 9 24V PL8 10 24V rs PL10 1 OUTPUT PL10 2 e 1 E ro PROXIMITY PL10 4 ue SENSOR 1 PL11 1 gt PL11 3 PL11 4 PROXIMITY o PL12 1 _ SENSOR 2 PL12 4 RX500 TOP OF COLUMN DISTRIBUTION BOARD CIRCUIT DIAGRAM Part No 699495 Fig 33 Top Of Column Distribution Board T SM13h 37 40 QESCHMANN 6 MAINTENANCE lt SK3 1 lt SK3 2 NO PIN sk3 3 NEUTRAL lt 5 3 4 NO PIN SK5 5 5 3 5 LIVE LAMP SK1 6 5 SK2 1 5 1 5 5 2 2 Di SK2 3 SK2 5 BIENES T 5 1 4 SK2 7 SK1 3 5 2 8 SK2 9 SK2 10 SK1 2 SK1 1 Fig 34 Battery Charger Distribution Board 38 40 T SM13h DISCOVER NEW INNOVATION NEW TECHNOLOGY DISCOVER ESCHMANN Eschmann Equipment Peter Road Lancing West Sussex BN15 8TJ England Tel 44 0 1903 753322 Fax 44 0 1903 766793 www eschmann co uk
22. HX2300 OPERATION TABLE 698265 T SM13h QESCHMAN Preliminary Information Technical Data Safety Notes Introduction Description Maintenance Eschmann After Sales Service Department The Eschmann After Sales Service Department is staffed and equipped to provide advice and assistance during normal office hours To avoid delays when making enquires please quote the Model and Serial Number of your Operation Table which is shown on the Serial Number plate the location of which is shown below Please ensure you include all aloha and numeric digits of the Serial Number The Serial Number Plate is on the inside of the long trunk section here For further information visit www eschmann co uk All correspondence relating to the after sales service of Eschmann Equipment to be addressed to UK Customers Eschmann Equipment Peter Road Lancing West Sussex BN15 8TJ England Tel 44 0 1903 765040 Fax 44 0 1903 762006 Overseas Customers Contact your local distributor In case of doubt contact Eschmann Equipment Patents and Trade marks The ESCHMANN name and logo are registered trade marks of Eschmann Holdings Limited Eschmann Equipment is a trading name of Eschmann Holdings Limited RX600 is a trade mark of Eschmann Holdings Limited Patents GB 2260075 amp GB 2242624 France 536922 amp 450836 055116032 Germany P69206378 1 amp P69104883 5 Italy 536922 amp 450836 Patents pending in Japan
23. Press Brake button 13 then Height up 9 11 Code 09 is displayed Castor button is pressed with Warnings will stop when Castor table above minimum height button is released Press Height Down button 10 until minimum height then Castor button 12 12 Code 10 is displayed and Footswitch unit not connected Connect footswitch unit footswitch cannot be selected by pressing footswitch button see Fig 4 item 14 on the hand control Continued 32 40 T SM13h 6 TABLE 1 FAULT DIAGNOSIS Fault Condition Possible Cause Remedy 13 Code 10 is displayed and The footswitch system has Re select footswitch by pressing footswitch LED flashes failed footswitch select button and re try see Fig 4 item 14 and table stops moving If fault repeats engineer to check connections and if necessary replace footswitch 14 A single audible warning is given Height down button is pressed Warnings will stop when from the hand control and the when table is already at appropriate hand control button table will not move minimum height is released 15 Red emergency stop LED The emergency stop button To reset emergency continuously illuminated has been pressed stop switch table off accompanied by a continuous and then on again audible warning sound from the base and an intermittent warning sound from the hand control 16 Table will not move and main The serial communication link Reconnect h
24. and control or control board audible warning between the main control board engineer to locate and repair sounds and the hand control has failed broken wire e g because of a broken wire or different handset socket if the hand control becoming problem solved engineer to inspect disconnected faulty socket 17 Table will not move End door short trunk Close door or operate section end is open door microswitch CIRCUIT DIAGRAM INDEX Drawing No Title Fig No Page No 699501 Base distribution board 27 35 699569 Opto board 28 35 699497 Top of column solenoid board 29 36 699755 Pin connections 30 36 700303 Tilt opto board 31 36 699495 Top of column distribution board 37 699980 Battery charger distribution board 38 699819 RX500 Main control board 39 699364 RX500 System diagram 40 T SM13h 33 40 QESCHMANN O O D O D 34 40 6 MAINTENANCE Patient orientation button and green indicator Patient orientation button and green indicator Trendelenburg button orange Reverse Trendelenburg button Break Extension button Break Flexion button Lateral tilt button Lateral tilt button Table raising button Table lowering button Return to pre set auto level position button Castor button and yellow indicator Brake button and yellow indicator Footswitch control button and yellow indicator Display panel for two digit code Emergency stop button and
25. application numbers 263630 92 amp 97990 91 Copyright 2002 All rights reserved This booklet is protected by copyright No part of it may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without written permission from Eschmann Holdings Limited The information in this publication was correct at the time of going to print The Company however reserves the right to modify or improve the equipment referred to C If the CE mark 15 affixed to the product it indicates compliance with Council Directive 93 42 EEC of 14 June 1993 concerning medical devices T SM13h October 2002 READ THESE INSTRUCTIONS BEFORE USE Keep these Instructions in a safe convenient place for future reference Read in conjunction with the relevant Publications detailed in the preliminary information section CONTENTS Section Contents Page 1 PRELIMINARY INFORMATION 4 2 TECHNICAL DATA 4 MECH e 5 4 INTRODUCTION sss 6 Ganera uuu 7 Electrical Systemi ee 7 Main Control Board 7 Height ODIO Board 7 NG Wiere BOAT 7 Base Distribution Board 8 Top Of Column Distribution Board 8 Top Of Column Solenoids Board 8
26. auto level button and wait until the table top stops when level iv Using an inclinometer on section radiopaque top not the mattress check the angle of the long trunk section in the horizontal plane v Ifthe angle is more than one degree out in either direction adjust the Trendelenburg microswitch as necessary by releasing the adjusting screws 2 Fig 11 and moving the microswitch in the appropriate direction retighten the adjusting screws vi Repeat steps ii v until the long trunk section Stops level Lateral Tilt Opto 6 20 To check and adjust the lateral tilt opto item 3 Fig 12 proceed as follows Ensure the table is a level surface ii Using the hand control tilt the table top to the maximum lateral tilt position left or right ii On the hand control press the auto level button and wait until the table top stops when level iv Using an inclinometer on section radiopaque top not the mattress check the angle of the table top in the lateral plane v Ifthe angle is more than one degree out in either direction adjust the flag item 4 Fig 12 of the lateral tilt opto by releasing the adjusting screws item 2 Fig 12 and moving the flag in the appropriate direction retighten adjusting screws vi Repeat steps uv until the table stops level T SM13h OPERATION TABLE 6 MAINTENANCE Break cylinder Microswitch adjusting screws Trendelenburg microswitch
27. ction 5 25 Remove the Base Feet 6 46 remove the base feet proceed as follows With the table the castor position remove the base covers as described in section 6 24 li Remove each of the four corner feet as follows a Turn the Nyloc nut 1 Fig 24 down sufficiently to add and lock another nut onto it b Loosen the nut 4 Fig 24 securing the corner guide pin 2 Fig 24 to the base c Loosen and remove the guide pin from the foot 5 Fig 24 d Remove the foot from the base by pulling it away from the base with the two Sel Lok pins To remove the fifth foot proceed as follows a Remove the 30A fuse item 4 Fig 4 b Remove the battery at the short trunk end of the base see section 6 43 c Remove one socket head countersunk screw with spring washer and remove the foot from the base with the two Sel Lok pins Base cover spring head removed for clarity Fig 24 Base feet detail 29 40 ESCHMANN 6 MAINTENANCE Install the Base Feet 6 47 install the base feet proceed as follows Install each of the four corner feet as follows a Fittwo new Sel Lok pins into the foot ensur ing they are pressed to the bottom ofthe blind holes D Position the foot on the base plate and secure it using corner guide pin nut and spring washer spring 3 Fig 24 should still be on guide pin c Remove the lock nut placed at stage i section 6 46 and turn Nyloc nut item 1 Fig 24
28. d that the ribbon cable mechanisms are working correctly 6 31 Refit the telescopic covers and upstand if removed in pairs in the correct Sequence so they work correctly by the reverse of section 6 30 Remove Long and Short Trunk Assemblies 6 32 remove the long and short trunk assemblies proceed as follows Remove the head leg and infill sections li Remove the top of column covers as described in section 6 26 Remove the black tops side bars aluminium covers plastic covers and hinge covers from the long and short trunk assemblies iv Disconnect the hydraulic hoses item and 5 Fig 18 from the two break cylinders item 7 Fig 18 and blank off the hydraulic connections and cylinders v Remove two screws item 3 Fig 14 shakeproof washers and plain washers which secure the tilt switch item 4 Fig 14 to the short trunk assembly and remove the tilt switch vi Remove the lateral tilt opto flag item 4 Fig 12 to prevent damage by removing the two adjusting screws item 2 Fig 12 vii Remove the two screws item 2 Fig 11 shakeproof washers and plain washers which secure the Trendelenburg microswitch item 3 Fig 11 to the tilt hanger item 12 Fig 16 and remove the Trendelenburg microswitch and microswitch plate item 13 and 14 Fig 16 Fig 17 Top of Trendelenburg cylinder viii Remove the two screws item A Fig 13 shakeproof washers and plain washers which secure the break
29. e Covers Note Before replacing covers check that all cables and hydraulic pipes are secured and that they cannot be pinched chaffed or cut by any moving parts 6 25 To install table end base covers proceed as follows referring as required to Fig 1 and 2 Check that all tools and discarded equipment have been removed from inside table base before installing base covers To install the short trunk base cover a Press the two springs at the short trunk end of the base and locate the short trunk base cover in the slide rails along the sides of the base b Push the end cover fully home and secure with two screws and shouldered washers finally replace the two push button covers T SM13h 6 ii To install the long trunk end base cover proceed as follows referring as required to Fig 1 and 2 a Press two springs at the long trunk end of the base and locate the end cover in the slide rails along the sides of the base 0 Push the end cover onto the base until it is approximately 3 to 4 mm from the short trunk end base cover c Push two base seals into position between the end base covers and push the long trunk end base cover fully into position Secure the long trunk base cover using two screws and shouldered washers d If removed replace the column seal onto the upstand it may be necessary to leave the column seal to contract after initial assembly before butting the edges toget
30. e burns during electrosurgery and must be avoided With the table in or during transition into the castor position the centre of gravity of the patient normally the perineum should lie no more than 200mm away from the centre of the column i e no more than the length of the short trunk section Whenever this is not practical the overhanging weight of the patient and table should be adequately supported e g by at least two able people Also see Warnings in Instruction for Use and within the text of this publication T SM13h 5 40 ESCHMANN eee ep 6 40 4 INTRODUCTION Head section Infill section Short trunk section Long trunk section Leg section Release bar Gas springs Release button leg section removal Release button Infill section removal Hand control Release button head section removal Release bar Telescopic column Table base Hand control or footswitch socket Hand control or footswitch socket View on base short trunk end 22 23 24 20 21 Fig 1 View on A Hand control plug Table on off switch Push button switches to engage standby hydraulic connectors Standby hydraulic connectors Quick charge external battery charge socke High current 30A fuse Standby door microswitch Standby power pack connector Standby door Built in battery charger socket Battery charger on indicator green Battery charger door Removable mains lead Cover retaining scre
31. f column distribution board to drive the top of column solenoids via cage clamp connectors J1 to J6 It also blocks inductive overswings from solenoids using diodes D1 to D6 Power Circuits 4 22 The power source for the table are two 12V 24Ah sealed lead acid batteries connected in series A 30A in line high current fuse protects the batteries motor FET s relay and interconnections The fuse is fitted on a panel in the table base 4 23 Current from the batteries passes via the reversing relay where it is switched by the FET s and then passes to the pump motor and returns to the batteries The 24V d c supply is also routed to the hydraulic solenoids and the main control board 8 40 Hand control 4 24 RX500 hand control communicates with the main control board via an RS485 serial communication link The hand control contains a microcontroller which receives inputs from the hand control buttons and generates outputs which go to the hand control LED s and the hand control audible warning device The microcontroller uses software to implement hand control control functions 4 25 Thehand control incorporates a 2 digit display that indicates a code if a problem should occur Such problems could be the result of the user pushing a button in the wrong sequence or at the wrong time or of a system failure see Table 1 Fault Diagnosis Table 2 Codes for 2 Digit display and Fig 27 Footswitch Optional Accessory 4
32. fies a static load test in accordance with the requirements of 55724 MOVEMENTS Maximum Trendelenburg 292 Maximum Reverse Trendelenburg 397 Maximum Lateral Tilt left and right 15 Maximum Extension 220 Maximum Flexion 190 Head section adjustment 45 Leg section adjustment 100 10 Note With the table at minimum height maximum Trendelenburg and maximum head and leg section movements are reduced due to physical restrictions proximity of floor WEIGHT nominal Table with standard table top Fig 1 300kg SYMBOLS amp SAFETY CLASSIFICATIONS Caution Refer to the accompanying documents the Instructions for Use 4 indicates that the equipment will withstand a moderate quantity of fluid spilled from above Safety Category Indicates that the equipment is in safety 1 category BF it is manufactured a safety standard which agrees with international regulations for medical electrical equipment and provides a high degree of protection against electric shock The symbol also indicates that the equipment will not be damaged by defibrillator discharge Indicates that the equipment is in safety category B i e it is manufactured to a safety s
33. g only which is used by the surgeon during certain procedures 4 7 The operation table has these main sections Base Central column 1 Long trunk Short trunk Interchangeable head leg and infill sections NOTE Instruction and Service manuals should be readily accessible for reference prior to and when operating cleaning and servicing the table ELECTRICAL SYSTEM NOTE Electrical electronic circuit diagrams are provided at the end of this Manual in section 6 see index page 33 Main Control Board 4 8 The main control board receives signals from the hand control via an RS485 serial communication link The board also receives signals from the footswitch base cover switches levelling microswitches tilt switch opto boards standby unit socket door switch and table on off controls T SM13h 4 9 Outputs from the main control board pass to the hand control via an RS485 serial communication link to the hydraulic solenoids via the top of column distribution and solenoid boards and to the base distribution board motor on off control and motor direction control The main control board is supplied with 24V d c from the batteries and generates its own 12V d c and d c supplies 4 10 The principal functional areas of the main control board are Input buffering pull up and pull down resistors and capacitors The microcontroller which uses software to implement table control functions Output b
34. hed table section refer to Fig 26 and proceed as follows Remove screw 1 to release the push button The right hand push button operates in conjunction with spring loaded plungers 2 which hold the push button in when pressed with a section in position To access to these plungers place a screwdriver in catch retainer 3 and remove plungers 2 with spring Fig 26 Catch mechanism i If the plunger has become damaged or distorted it should be replaced If the latch has scored the guide pin of head leg or infill section the complete push button and guide pin should be replaced Reassemble using new parts as required with Loctite on screw 1 and ensure free movement of all parts lubricating with light machine oil It is advised that setting tool number T1612 Part No 759579 is used when finally adjusting push buttons as follows a Push setting tool T1612 into guide pin hole up to the edge of the groove and tighten screw 1 until the washer 5 just touches the side of the casting with the setting tool in place b Checkthe setting of the push button by sliding the tool in and out slowly it should be possible to feel the push button rubbing on the gauge by resting a finger lightly on the button and a slight jump of the button will be felt when the gauge contacts the button Removal and installation of hydraulic components Note Before proceeding read the Caution and notes that precede section 6 17 6 50 The hydrau
35. her do not stretch the seal or trim length e Test cover pressure microswitches Remove Top of Column Covers 6 26 To remove the two top of column covers item 31 Fig 1 proceed as follows Using the hand control foot switch control unit set the table to full height and full flexion position Switch the table off unplug hand control and remove the main 30 Amp fuse from the table base item 22 Fig 1 Remove the four screws and washers on the top of the covers and the two push rivets see Fig 15 at the bottom edge of the covers iv Release the two top of column covers taking care when removing the covers to ensure that the gaiter for the Trendelenburg cylinder is not damaged EL VERLEP pu To remove rivets Pull up plunger head see 2 above taking care to damage rivet head Pull rivet out of cover section see 1 above To replace rivets Align holes in cover sections see 1 above Place rivet into hole so that the shoulder of the rivet shaft is flush with the outer cover face see 2 above Press rivet plunger head until flush with cover surface see 3 above Fig 15 Cover retaining push rivets T SM13h Install Top of Column Covers Note Before replacing covers check that all cables and hydraulic pipes are secured and that they cannot be pinched chaffed or cut by any moving parts 6 27 Installation of the top of column covers is the reverse of the remova
36. k end and install the pivot pin in the long trunk and the break cylinder eye end Secure the pivot pin to the long trunk with a grub screw Apply Rocol white grease Part No 110477 to the pivot pin for the short trunk end and install T SM13h 6 the pivot pin in the short trunk and the break cylinder piston eye end Secure the pivot pin to the short trunk with a grub screw Remove the blanks from the three hydraulic hoses for the break cylinder and connect the hydraulic hoses to the break cylinder v op up the hydraulic system reservoir as described in section 6 18 vi Carry Out a functional check of the operation table as described in section 6 16 vii Install the hinge cover inner plastic cover aluminium outer cover and side bar on the applicable side of the long trunk assembly Make sure that the inner plastic cover and the outer aluminium cover do not protrude above the top face of the long trunk casting and that they do not restrict push button movement Remove Lateral Tilt Cylinder Note Before proceeding read the Caution and notes that precede section 6 17 6 36 To remove lateral tilt cylinder item 1 Fig 19 proceed as follows Remove the top of column covers as described in section 6 26 and release the telescopic column cover as described in section 6 28 Disconnect the two hydraulic hoses item 2 Fig 19 from the lateral tilt cylinder item 1 Fig 19 and blan
37. k off the hydraulic connections Remove the grub screw item 5 Fig 19 which retains the lateral tilt cylinder pivot pin item 6 Fig 19 and remove the pivot pin Disconnect the lateral tilt cylinder from the tilt hanger assembly take care not to loose the bush in the tilt hanger iv Atthe column chassis remove the R clip item 11 Fig 19 from each end of the pivot pin item 13 Fig 19 Remove the washers item 12 Fig 19 and remove the pivot pin v Remove the lateral tilt cylinder and remove clevis if refitting a new cylinder by releasing nut item 4 Fig 19 and unscrewing clevis item 10 Fig 19 Install Lateral Tilt Cylinder 6 37 Installation ofthe lateral tilt cylinder is the reverse of the removal procedure however note the following points on installation and refer to Fig 19 as required Apply Rocol white grease Part 110477 to the pivot pins prior to installation completion top up the hydraulic system reservoir as described in section 6 18 and carry T SM13h out a functional test of the operation table as described in section 6 16 Remove Trendelenburg Cylinder Note Before proceeding read the Caution and notes that precede section 6 17 6 38 To remove the Trendelenburg cylinder item 2 Fig 20 proceed as follows Remove the top of column covers as described in section 6 26 and release the central column telescopic cover as described in section 6 28 li Disc
38. l procedure described in section 6 26 When installing the top of column covers make sure that the gaiter for the Trendelenburg cylinder is correctly installed Releasing the telescopic cover and upstand 6 28 release the telescopic cover and upstand items 46 and 47 Fig 2 proceed as follows Remove the top of column covers as described in section 6 26 i Remove all the push rivets see Fig 15 holding the telescopic cover to the top bezel to enable the cover to be lowered ii Flex upstand to release cover from its lower edge iv Remove the 4 slotted screws and the base seal item 42 Fig 2 from the lower edge of the upstand and remove the upstand if access to the lower column is required Refixing the telescopic cover and upstand Note Before refitting covers and upstand check that all cables and hydraulic pipes are secured and that they cannot be pinched chaffed or cut by any moving parts and that the ribbon cable mechanisms are working correctly 6 29 Refit telescopic cover and upstand if removed for access to lower column by the reverse of section 6 28 but note that it may be necessary to leave the base seal to contract after initial assembly to the upstand to allow the edges to butt together do not trim length to fit Removing the telescopic cover 6 30 Toremove the telescopic cover items 46 Fig 2 proceed as follows Remove the top of column covers as described in section 6 26 Remo
39. lic power unit is replaced as a complete unit and is a self evident procedure The manifold and solenoid valve assemblies should be treated similarly Hydraulic cylinder replacement is covered individually in sections 6 34 to 6 41 Check all table functions after removal and installation as detailed in section 6 16 Removal and installation of electrical components 6 51 All PCBs are non repairable items and should be replaced as complete units Replacement of all electrical components is a self evident procedure T SM13h 6 FAULT DIAGNOSIS 6 52 The fault diagnosis table that follows lists possible causes of faults and or conditions that can be rectified during use or maintenance procedures depending on the remedy given Electrical electronic faults should be traced and rectified in conjunction with the relevant circuit diagrams supplied see Index on page 33 For any faults listed or not which cannot be resolved please contact the Eschmann After Sales Service Department for details see inside front cover TABLE 1 FAULT DIAGNOSIS Fault Condition Possible Cause Remedy 1 Code 01 Battery voltage low Charge batteries using is displayed i e below 18V d c on load internal battery charger Engineer to check condition of batteries and replace if necessary 2 Code 02 Battery voltage critically low Charge batteries using is displayed i e less than 18V d c off load external battery charger Enginee
40. minium outer covers black tops and side bars on the long and short trunk assemblies Make sure that the plastic covers and the aluminium outer covers do not protrude above the top face of the long and short trunk castings and that they do not restrict push button movement Install top of column covers as described in section 6 27 Remove Break Cylinder Note Before proceeding read the Caution and notes that precede section 6 17 6 34 To remove a break cylinder proceed as follows V At the applicable side of the long trunk assembly remove the side bar aluminium outer cover inner plastic cover and the hinge cover Disconnect the three hydraulic hoses item 4 Fig 18 from the applicable break cylinder item 7 Fig 18 and blank off the hydraulic connections and cylinder items 3 and 5 Fig 18 At the short trunk end of the break cylinder remove the grub screw which secures the pivot pin item 2 Fig 18 and remove the pivot pin At the long trunk end of the break cylinder remove the grub screw which secures the pivot pin item 6 Fig 18 and remove the pivot pin Remove break cylinder from long trunk assembly Install Break Cylinder 6 35 install a break cylinder proceed as follows referring as required to Fig 18 Position the break cylinder in the long trunk assembly with the cylinder eye end positioned at the long trunk end Apply Rocol white grease Part No 110477 to the pivot pin for the long trun
41. nd put the table base in the braked position before use Disconnect the built in battery charger from the power supply and switch table off before washing Read and follow the instructions for cleaning and for the care of the mattresses Use the correct mattresses and accessories Remove table accessories and their clamps in particular rotary clamps from sidebars when they are not being used Ensure thatthe table is serviced at regular intervals every 6 months is the recommended frequency by Eschmann personnel only or accredited agents Lift the table by its table top Push the table over rough surfaces use a trolley Drop the table or individual sections Put heavy weights on the table sections Put sharp objects on or against mattresses pads or the radiographic table tops Drop heavy objects onto the radiographic table tops Spill oil ether or other fluids onto the mattresses or the pads Pull the table by any of the table top sections always push it Hold or support the leg section by its black radiographic top as this is aremovable item and might come off Note The table cannot be used under normal circumstances with table base standby door open WARNING The RX500 Powered Operation Table has been designed to minimise the possibility of accidental electrosurgery burns Contact with any metal surfaces e g table side bars or other equipment etc can caus
42. nfill interlocking mechanism 30 26 Catch mechanism 30 27 Hand Control Functions 34 28 35Circuit Diagrams 35 40 also see Circuit Diagram Index on page 33 3 40 1 PRELIMINARY INFORMATION 1 1 This Service Manual should be referred to for details of the RX500 Powered Operation Table REF 80 600 29 series and REF 80 600 61 series having Serial Number R5BC8J0000 or above Related Technical Publications available on request from Eschmann Equipment Instructions for Use T IM28 RX500 Powered Operation Table Illustrated Parts List T IPL11 RX500 Powered Operation Table 1 2 Instruction and Service Manuals should be readily accessible for reference prior to and when operating cleaning and servicing the Operation Table 2 TECHNICAL DATA DIMENSION Table with standard table top Fig 1 Width including sidebars o60mm O eee eee 31 75 x 6 35 mm Overall length with infill section 2000mm Minimum table height without mattresses 700mm Maximum table height without mattresses 1040mm SAFETY The table is built to comply with BS5724 Part 1 BS5724 Part 2 Section 2 22 1 601 1 IEC601 1 2 1993 and 56859 Part 1 The mattresses comply with BS2891 TABLE LOADING The standard table Fig 1 satis
43. of the clevis with pivot pin grub screw Route the hydraulic hoses and electrical wires over the yoke in the same positions noted in the removal procedure Remove the blanks from the break cylinder hydraulic hoses and connect the hydraulic hoses to each break cylinder Install the break microswitch on the short trunk assembly ensuring that two spacers are installed behind the bracket and secure with two screws shakeproof washers and plain washers Install the Trendelenburg microswitch on the tilt hanger with the microswitch plate and secure with two screws shakeproof washers and plain washers Install the lateral tilt opto flag onto the hinge pivot pin and secure with two screws shakeproof washers and plain washers Install the tilt switch on the inside web of the short trunk section ensuring wires for the switch faces toward the end of the short trunk Secure the tilt switch with two screws shakeproof washers and plain washers Use ty wrap straps to secure the hydraulic hoses and the electrical wires 26 40 xiii XIV XV up the hydraulic system reservoir as described in section 6 18 Check and adjust the Trendelenburg and break microswitches lateral tilt opto and tilt switch as described in sections 6 19 6 22 Carry out a full functional check of the operation table as described in section 6 16 Install plastic covers on the hinge pivot points and install the plastic covers alu
44. onnect the two hydraulic hoses from the Trendelenburg cylinder and blank off the hydraulic connections and cylinder only one connection shown item 3 Fig 20 the second one is beneath the bellows Trendelenburg cylinder bellows Trendelenburg cylinder Hydraulic connection Pivot pin nut Spacers Pivot pin Fig 20 Trendelenburg cylinder ii Atthe long trunk assembly remove the two dome headed nuts item 1 Fig 17 and plain washers item 6 Fig 17 from the Trendelenburg cylinder 27 40 6 pivot item 4 Fig 17 and remove the pivot pin to disconnect the eye end of the Trendelenburg cylinder from the long trunk assembly taking care to retain the spacers item 5 Fig 17 At the column chassis remove nut item 4 Fig 20 from each end of Trendelenburg cylinder pivot pin item 6 Fig 20 and remove pivot pin take care to retain spacers item 5 Fig 20 Remove the Trendelenburg cylinder and remove the eye end from the piston rod Install Trendelenburg Cylinder 6 39 Installation of the Trendelenburg cylinder is the reverse of the removal procedure however note the following points on installation Apply Rocol white grease Part No 110477 to the pivot pins prior to installation When connecting Trendelenburg cylinder to long trunk assembly and column chassis ensure two spacers are fitted on each pivot pin On completion top up the hydraulic s
45. ort Trunk Sections 6 9 Service the long and short trunk sections as follows Apply a smear of light machine oil to the pivot pins on the long and short trunk sections li Examine the guide pin button locking devices for damage for adjustment refer to section 6 48 Apply a smear of light machine oil to all moving parts Radiographic Tops 6 10 Examine the radiographic tops for cracks chips and scoring Significant damage will necessitate replacement of the damaged section Make sure that the radiographic tops are securely attached not applicable to leg section Underside of the Table Base 611 To maintain the underside of the table base itis necessary to tilt the table onto its side as follows If necessary remove head leg and infill sections ii Using the hand control raise the table to its maximum height and make sure that the long and short trunk sections are level ii Using the hand control set the table top to the maximum lateral tilt position corresponding to the direction in which the table is to be tilted T SM13h 6 Fig 6 Table tilted for access Place an anaesthetist s stool or a similar strong support along one side of the table With two people standing on the same side of the table as the support one at each end tilt the table over and gently lower it onto the support making sure that it rests on the side bars of the long and short trunk sections as sh
46. ould be carried out after maintenance of the operation table or after rectification of any faults Check the state of batteries using the hand control codes 01 and 02 should not be displayed If they are the table batteries need recharging Using the hand control check that all table movements agree with the Technical Data ii Using the foot control unit optional extra check that the table movements are correct for Trendelenburg Reverse Trendelenburg and Height iv Use hand control to check operation of the auto level function 4 ij H t j 3 S 2 7 T S 1 Programmed microcontroller 2 Beeper 3 Fuses Fig 8 Main control Board 15 40 ESCHMANN 6 MAINTENANCE LH9I3H SHOLO3NNOO MOIND S1V3s 313S Z Q103INVIA LINN Fig 9 Hydraulic system Schematic diagram T SM13h 16 40 OPERATION TABLE 6 MAINTENANCE Manifold 1 Hydraulic connections Power unit Feed from reservoir Power unit electrical lead Base distribution board Base control board Manifold 2 Trendelenburg cylinder 10 Tilt cylinder 11 Manifold 4 12 Manifold 3 c OO O P N For break cylinders see Fig 18 and for height cylinder see Fig 22 2 The lateral tilt cylinder is also shown in greater detail in Fig 19 2 8 7 Fig
47. own in Fig 6 6 12 With the table tilted proceed as follows referring to Fig 7 Examine the five base foot pads for damage excessive wear If necessary replace the appropriate base foot pad as described in sections 6 43 amp 6 44 Clean each castor assembly making sure that they are free of dust and debris Lubricate the bearings of each castor with a light machine oil ii completion return the table upright Castor assembly Table base plate Height cylinder pivot clamp blocks Height cylinder Base feet Fig 7 Base detail table tilted T SM13h Access to Fuses 613 The mains fuse is found in the table base on the standby panel item 4 Fig 4 The other three fuses are fitted on the main control PCB see Fig 8 in the base of the table underneath the covers For access see sections 6 24 to remove the covers and 6 25 to refit them Hand control 6 14 factory sealed hand control requires no maintenance If a fault is suspected in the hand control first test all table functions using a hand control known to be fault free If a fault is confirmed with the hand control the complete assembly including lead and plug should be replaced See Fig 25 for hand control function details After Maintenance 6 15 A After maintenance on the operation table always check all functions section 6 16 and lower the table fully FUNCTIONAL CHECKS General 6 16 The following functional checks sh
48. r to check condition of batteries and replace if necessary Note Low battery detection does not cause the table to stop moving The warnings can only be cleared by switching the table off at the base and then on again Code 02 stops all table movements except Trendelenburg 3 Code 03 is displayed and One of the base cover pressure Remove object from base cover a fast repeated audible warning switches has operated is given from the base and the table will not move when any motion is selected 4 Code 03 is displayed and One of the base cover pressure Remove object from base cover a fast repeated audible warning switches has been operated If is given from the base when the the hand control button remains table is moving from the castor pressed when the condition occurs position to the brake position the table will stop for two seconds reverse its movement for 1 5 seconds and then stop 5 Code 04 is displayed and Tilt switch has Press opposite button e g Table will not move when Trend operated Reverse Trend instead of Trend reverse Trend Break Up or or Break Up instead of Break Break Down buttons are pressed Down 6 Code 04 is displayed and Tilt switch has operated Press opposite button e g Table movement stops when to limit movement of table top Reverse Trend instead of Trend or moving to Trend or Break Break Up instead of Break Down Down positions Continued T SM13h 31 40 QESCHMANN 6 MAINTENANC
49. rcuit Diagram Index 30 Table 2 Codes for 2 Digit Display 34 FIGURES 1 RX500 Operation Table 6 2 RX500 Operation Table Base Details 10 3 RX500 Operation Table Column Trunk Detail 12 4 RX500 Operation Table shorttrunk end 13 5 RX500 Operation Table Base long trunk end 13 6 Table Tilted for Access 15 7 Base Detail Table Tilted 15 9 Main Control Board 15 9 Hydraulic System Schematic Diagram 16 10 Hydraulic System Main Components 17 11 Trendelenburg Microswitch 19 12 Lateral Tilt Opto 19 13 Break Microswitch 19 A TA WGI 20 15 Cover Retaining Push Rivets 21 16 Top of Column Hinge Assembly Detail 22 17 Top of Trendelenburg Cylinder 23 18 Break Cylinders 24 19 Lateral Tilt Cylinder 25 20 Trendelenburg Cylinder 27 21 Top of Column Detail 28 22 Bottom of Height Cylinder Detail 28 20 Gas Spring ERT 29 24 Base Feet Detail 29 25 I
50. rickle charger which replenishes an average day s table use of the batteries with an overnight charge 4 31 mains input comes the mains lead which should be fitted with a fused plug The output of the charger is regulated to provide 27 6V d c to the batteries for float charging This voltage will fall when the batteries are not completely charged and hence are drawing a significant current The charger has short circuit and thermal protection There is an output from the board which supplies current to the batteries an output to the trickle charger indicator LED and an input from the external charger Current from either the internal the external charger 15 routed to the batteries via the trickle charger board External Battery Charger Optional Accessory 4 32 external battery charger plugs into the external battery charger socket in the table base and supplies current via the trickle charger board to the batteries T SM13h Standby System Connections 4 33 RX Standby Unit optional accessory which provides standby hydraulic and electrical services can be connected to the RX500 table via hydraulic connectors and an electrical socket behind the door on the table base short trunk section end 4 34 Next to the hydraulic connectors are two push buttons which release stored hydraulic pressure when the standby hydraulic connections are made This is done by energizing the pump for
51. s via J1 on the opto board to the top of column distribution board and then via a 10 way ribbon cable to J2 4 on the main control board 4 16 When the reflector plate is not in front of the opto sensor a logic signal 1 is produced which is passed to the main control board as above 7 40 ESCHMANN 4 INTRODUCTION Base Distribution Board 4 17 This board receives signals from the main control board for the height extend solenoid the height contract solenoid the pump isolate forward solenoid and the pump isolate reverse solenoid 4 18 board also passes signals to the main control board from the cover microswitches 4 19 inductive overswings from the solenoids are blocked by diodes DI to D4 PL7 on the base distribution board is connected via a 14 way ribbon cable to J4 on the main control board Top of Column Distribution Board 4 20 This board connects to J2 on the main control board via a 34 way retractable ribbon cable which terminates PL1 of this board It distributes signals to 10 way hand control footswitch sockets PL2 and PL3 and to the tilt switch via PL7 the Trendelenburg level position microswitch via PL5 the lateral tilt opto board via PL4 the break level position microswitch via PL6 top of column solenoids board via PL8 table ON OFF switch via PL9 Top of Column Solenoids Board DOCO DL 4 21 This board receives signals on J7 via a 10 way ribbon cable from J8 on the top o
52. section 6 16 x Install the top of column covers as described in section 6 27 Gas Spring Replacement 6 42 To remove and replace head or leg section gas spring proceed as follows Note In Fig 23 a head section is shown the arrangement is basically the same for a leg section also see WARNINGS and Caution in section 6 4 Release gas piston nut 1 Fig 23 from link 4 Fig 23 li Release grub screw 2 Fig 23 retaining pivot pin 3 Fig 23 and remove the pivot pin by inserting a screw into the end of the pivot pin to aid removal Unscrew the gas spring piston from the link iv Replace a new gas spring by the reverse of above adjusting it as below and lubricate the pivot pin with grease Fig 23 Gas spring detail v A Agjustthe gas spring by screwing the piston into the link until the actuator nipple has 0 5 1 0mm clearance with the release bar and ensure that both gas springs of the section are adjusted to match Finally tighten the piston nut 1 Fig 23 onto the link Remove Batteries 6 43 To remove the batteries proceed as follows Remove the base covers as described section 6 24 li Remove the 30A fuse item 4 Fig 4 Disconnect the positive and negative leads from each battery T SM13h iv Using the cord provided lift the batteries from base Install Batteries 6 45 Installation of the batteries is the reverse of the removal procedure then replace covers as se
53. tandard which agrees with international regulations for medical electrical equipment and provides a minimum degree of protection against electric shock Class 2 Indicates that the built in battery charger is designed to electrical protection Class 2 4 40 Anaesthetic Proof Indicates that the parts of the equipment marked V AP are designed for use within a distance of 5 to 25cm of a part of an enclosed medical gas system BS5724 Part 1 1989 refers Indicates that the parts of the equipment marked APG are designed for use within a distance of 5cm of a part of an enclosed medical gas system BS5724 Part 1 1989 refers WARNING The head section of this operation table is classified as EQUIPMENT not suitable for use in the presence of a flammable anaesthetic mixture with air or with Oxygen or Nitrous Oxide and is NOT classified as Category AP Equipment or Category APG Equipment when it the head section is in its lowest position and the table top is in full Trendelenburg position Inspection The table must be inspected at regular intervals and if necessary serviced to ensure that it complies with all AP and APG requirements relevant to physical deterioration or breakage of electrical components connections and cable insulation T SM13h 2 TECHNICAL DATA MISCELLANEOUS Antistatic requirements The table has an antistatic pathway from the table top through an internal resistor to the castors which
54. uffering current drivers and level shifters Motor direction drive and on off control Height Opto Board 4 11 The height opto board is fitted at the base of the column in a fixed position relative to the baseplate It responds to a metal reflector plate which moves up and down with the column chassis and hence with the table top When the reflector moves in front of the three reflective opto sensors only two are used electrical signals are generated to signal to the main control board that the table is at or above minimum height or in the castor position 4 12 When the reflector plate is in front of reflective opto coupler 01 and at the correct distance from it a signal is produced which passes via J1 on the opto board and the 10 way ribbon cable to J22 on the main control board 4 13 When the reflector plate is in front of both reflective opto couplers 01 and 03 signals from both pass to the main control board which stops the table movement at the correct position Tilt Opto Board 4 14 tilt opto board is fitted at the top of the column in a fixed position relative to the yoke It responds to a metal plate which moves with the yoke and hence with the table top When the reflector moves in front of the opto sensors electrical signals are generated to signal the main control board that the table is level 4 15 When the reflector plate moves in front of the opto sensor a logic signal 0 is produced which passe
55. ve all the push rivets see Fig 15 holding the telescopic cover to the top bezel Then remove the rivets in each pair of telescopic cover section top pair first then middle and lower and remove the telescopic cover Remove the upstand if required as detailed in section 6 28 Replacing the telescopic cover Note Before refitting covers check that all cables and hydraulic pipes are secured and that they cannot be 21 40 6 2 d Wa 2 t ca em WH H F WWE j Yoke pivot bolt Spring washer Yoke Sel Lok pin Tilt opto flag Yoke pivot Tilt opto board Top of column casting 10 Washer 11 Yoke pivot bush 12 hanger 13 Microswitch plate 14 Microswitch 15 Microswitch adjusting screws 16 Top of column distribution board 17 plate 18 Height cylinder locking screws 19 Column assy inner OO O N NOTE Revised new yoke assembly preferred New Thrust washer item 10 Part number 110905 either side of item 19 Thrust washers orientation is important position black face of both towards head of pivot bolt Use new Washer item 2 Part number 110904 and modified bush no shoulder with Loctite 270 Part number 110906 on screw thread of item 1 Fig 16 of column hinge assembly detail 22 40 T SM13h 6 pinched chaffed cut by any moving parts an
56. ward and reverse solenoids with power from the standby unit 4 35 connect the standby unit to the table it is necessary to open the base door This operates a microswitch which disconnects the main control board solenoid control circuits from the solenoids so that they can be controlled by the standby unit also the pump motor is hydraulically isolated from the hydraulic solenoids The electrical signals from the standby socket pass to J1 on the main control board 15 way D connector 9 40 ESCHMANN 5 DESCRIPTION For greater detail of the table base ends also refer to Fig 4 and 5 f Jo FAT Fig 2 RX500 Operation Table Base details covers on and off 10 40 T SM13h Sas eae gt N N N N N N N o CO BW N 5 DESCRIPTION Key to Figs 2 and 3 Short trunk assembly Long trunk assembly Lateral tilt cylinder Wrap around Trunk assembly plastic covers Wedge Outer column Battery Manifold block No 1 Castor plate guide pillar Hydraulic power unit High current fuse 30A Mains socket Battery charging LED green Cover retaining screw location External battery charger socket Drip gutter Opto reflector plate Inner column Manifold block No 4 Manifold block No 3 Upper bezel Cable from hand control Trendelenburg cylinder Break cylinders Main control PCB 27 28 29 30
57. ws Top of column covers View on base long trunk end RX500 Powered Operation Table T SM13h 4 INTRODUCTION GENERAL 4 1 This Service Manual contains a technical description and maintenance procedures for the RX500 Powered Operation Table 4 2 The RX500 Powered Operation Table is a fully mobile table with a five section top comprising short and long trunk sections an interchangeable infill section and head and leg sections 4 3 The table enables a full range of surgical and radiographic procedures to be done including general urological gynaecological cardiothoracic ophthalmic ENT and neurosurgical Certain procedures require the addition of specific accessories information about which is available on request 4 4 The RX500 Powered Operation Table is an electro hydraulically operated battery powered unit remotely operated from a touch button hand control or a footswitch both plug into the top of the table column 4 5 Power is provided by two 12V sealed lead acid batteries in the table base The 12V batteries are connected in series to give an output voltage of 24V Trickle charging for the batteries is provided by an inbuilt battery charger provision is also made for connection of an external battery charger for quick battery charging 4 6 All table top trunk movements are electrically controlled using either the hand control or as an optional accessory the four function footswitch height and Trendelenbur
58. ystem reservoir as described section 6 18 and carry out a functional test of the operation table as described in section 6 16 Remove Height Cylinder Note Before proceeding read the Caution and notes that precede section 6 17 6 40 To remove the height cylinder power table to maximum height and proceed as follows Remove top of column covers see section 6 26 WARNING The following procedure will need at least three people as the table is heavy Extreme care must also be taken to avoid injury and damage to the table Gain access to the underside of the table base by carefully laying the table onto its side on the floor Fig 21 Top of column detail Locate and remove the four screws item 2 Fig 21 in the hinge plate item 3 Fig 21 which secure the rod end of the height cylinder item 4 Fig 22 28 40 IV vi Remove the eight screws item 8 Fig 22 and washers and remove the two clamp blocks item 3 Fig 22 which attach the pivot pin item 9 Fig 22 for the height cylinder to the base of the table Disconnect the bottom hydraulic hose Fig 22 item 6 withdraw the height cylinder from the table column and then reconnect the hose Power cylinder to minimum height to return most of the hydraulic oil to the reservoir Disconnect both hydraulic hoses and blank off the hydraulic connections and cylinder Fig 22 Bottom of height cylinder detail Remove the pivot pin from the cylinder end of the height
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