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Medifa 8000 Series, Service Manual

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Medifa 8000 Series Service Manual Download Page 34

 

 

34 

 

XV. Wiring Diagram Breaker Box (black) 

Service Manual - medifa 8000   

X1—way measurement trendelenburg (Wegmesser Trendelenburg) 
X1.1 +5V DC   

(gn) 

X1.2 signal   

(br) 

X1.3 GND 

 

(ws) 

X1.4 PE 

 

(rt) 

  
X2—way measurement lateral (Wegmesser Lateral) 
X2.1 +5V DC   

(gn) 

X2.2 signal   

(br) 

X2.3 GND 

 

(ws) 

X2.4 PE 

 

(rt) 

  
X3—way measurement transversal shift (Wegmesser  Querverschiebbarkeit) 
X3.1 +5V DC   

(gn) 

X3.2 signal   

(br) 

X3.3 GND 

 

(ws) 

X3.4 PE 

 

(rt) 

  
X4—way measurement longitidunal shift (Wegmesser Längsverschiebbarkeit) 
X4.1 +5V DC   

(gn) 

X4.2 signal   

(br) 

X4.3 GND 

 

(ws) 

X4.4 PE  

 

(rt) 

  
X5— way measurement height adjustmend (Wegmesser Höhenverstellung) 
X5.1 +5V DC   

(gn) 

X5.2 signal in  

(br) 

X5.3 GND 

 

(ws) 

110 ohms resistor between signal in and GND must be removed (110 Ohm-Widerstand zwischen GND und Signaleingang 
entfernen) (rt) 
  
X6—joystick (Joystick) 
X6.1 +5V DC   

 

 

 

(ws) 

X6.2 joystick y-axis (Y-Achse Joystick) 

(gn) 

X6.3 joystick x-axis (X-Achse Joystick) 

(ge) 

X6.4 GND 

 

 

 

 

(br) 

X6.5 Schirmung Joystickkabel 
  
X7—X10 to sub-d connectors (zu den Sub-D-Einbausteckern/Buchsen) 
X7 control box (Steuerung) 
X8 handswitch (Handschalter) 
X9 column keyboard (Säulentastatur) 
X10 diagnostic (Diagnose) 
X12 Erdungsanschluss 

X11 

X

12

 

Summary of Contents for 8000 Series

Page 1: ...lenburg Shifting Lateral Tilt XI Replacement of Hydraulic Cylinder Trendelenburg Shifting Lateral Shifting XII Replacement of the Control Panel XIII Replacement of the Hydraulic Power Unit XIV Replacement of Accumulator XV Replacement of Movable Parts Replacement of the Castors front Replacement of the Castors rear XVI Replacement of the External Battery Charger XVII Wiring Diagram Breaker Box bla...

Page 2: ...ion table can be used in a Zone M given the area is equipped with a conductive floor Always keep this manual close at hand Please notice as well all legal and further guidelines and regulations for accident prevention and pollution control Do not replace change or repair any devices of the above mentioned table without the authorization of the ma nufacturer All repairs and maintenance services nee...

Page 3: ...tant requirement for all kind of warranty claims Operation tables manufactured by Medifa have been exclusively designed for human medicine and should only be operated by authorized personnel in areas equipped according to the known standards Authorized personnel by definition are persons who took part in a training for the correct use of the device by specially skilled staff This training will be ...

Page 4: ...n has to be taken off To do so put off the screw at the end of the piston Note To put off the screw push against the screw with a screwdri ver or similar The piston itself is freely movable Finally move the table plate to the left 1 x and to the right 1x in order to put off the last two screws through the notch in the base plate Now the plate can be easily removed Attention before removing the las...

Page 5: ...ugh the hole in the middle of the guide rail while it is in the middle position Now loosen the cover panel of the crusting protector Remo ve all screws on the front and on the back Now the cover panel can be bend and removed Attention Before removing the last screw a second person should secure the cover panel to prevent it from falling down Now you will see a second cover panel as well kept toget...

Page 6: ... the co ver When unhooked the cover can be bend open around the lower cover and can be dismantled fig 11 open the middle part of the cover fig 14 dismantle the middle part of the column fig 12 13 unhook the middle part of the cover After removing both screws the cover can be unhooked from the upper cover by pushing it to the inside and pulling it down at the same time Repeat this procedure on the ...

Page 7: ...77 77 7 fig 16 loosening the lower cover Loose the screws in the back Dismantle the cover by bending it up around the column fig 17 dismantle the lower cover fig 18 loosening the expansion bellows To dismantle the upper cover the expansion bellows need to be detached Remove all four expanding rivets to dismant le the expansion bellows from the upper co ver Use a small slot screw driver or flat pli...

Page 8: ...removing the control panel fig 21 removing the data cable of the control panel Put the visible data cable off the jack The control panel is now dismantled and can be put aside Now the expansion bellows can be pulled over the frame A fig 19 removing the expansion bellows fig 22 23 remove data cable from the control panel Now remove the cables from the illuminated push button from the inside Just pu...

Page 9: ...e you did with the mi ddle and lower covers in order to remove it fig 24 25 26 dismantling of expansion bellows To remove the upper cover the holders of the expansion bel lows on the front and in the back have to be dismantled Now the fastening screws on both sides can be removed as well Attention Before removing the fastening screws on both sides a second person should secure the upper cover to p...

Page 10: ...xagon bolts on the upper side of the lower base plate Now move to the back of table and remove the two other he xagon bolts on the upper side of the lower base plate After loosening all fastening screws the expansion bellows and holders can be left on the remaining holders on the co lumn The table construction is now accessible VI Loosening The Expansion Bellows 10 fig 30 loosening the holders of ...

Page 11: ...isions between the carbon table plate and the floor If all above mentioned functions are in its end position serious damage can be the result Method 2 1 Drive the table into the highest position 2 Additionally tilt the table into the lowest position of the foot rest 3 Now tilt the table to the right from the patients view All mounted cylinders should be in its highest position which means the lowe...

Page 12: ... be supported with a e g screwdriver in order to disconnect the threaded joint Now remove the fastening screws of one of the two guide rails of the hydraulic cylinder block As soon as the guide rails are taken off the cylinder block can be removed In case the hydraulic cylinder is faulty it now can be replaced by removing the screws of the tube connection After removing the screws the tube can be ...

Page 13: ...on it is ab solutely necessary to install them exactly as provided by the manufacturer to prevent damages on the shifting function Note We recommend to replace the tubes one by one to make sure they will be properly installed Separate the tube from the coupling and connect the new tube right away Install the new tube while dismounting the faulty tube This procedure will guarantee the proper instal...

Page 14: ... not to pull the base plate with its rails out of the guide rails That would destroy the guide rail system and render it useless Move the base plate by hand to the left side until you will be able to reach the screws which connect the guide rails to upper base plate from underneath 3x screws rails As soon as this procedure is carried out do the same on the opposite side Attention Before removing t...

Page 15: ...coupling To separate the couplings just pull the spring of the coup lings please see Removing the Hydraulic Cylinder longitu dinal shifting Note While seperating couplings no oil will pentrate as they are equipped with a return valve Attention while working with tubes of the shifting function it is absolutely necessary to install them exactly as provided by the manufacturer to prevent damages of t...

Page 16: ... Improper handling might lead to serious problems of the shif ting functions As soon as the upper base plate fits properly the plate can be fixed to the guide rails by screws In order to reach all screws move the plate by hand Attention Do not pull out the base plate completely out of the gui de rails That would destroy the guide rail system and render it useless Finally fix the other cylinder con...

Page 17: ... To replace the way measurement system just remove the screw at the end Now retrace the cable to the connection of the expansion bellows holder There the cables can be removed by opening the cable clamps X Replacing the Way Measurement System Longitudinal Shifting medifa GmbH Co KG Industriestraße 5 D 57413 Finnentrop Tel 49 0 2721 7177 0 Fax 49 0 2721 7177 77 17 fig 58 dismantle way measurement s...

Page 18: ...pper base plate For further help please see Chapter VIII Replacing the Hyd raulic Cylinder Transverse Shifting The way measurement system is now hanging on the back of the upper base plate Retrace the cable to the connection of the expansion bel lows holder By opening the cable clamps the cables can be easily remo ved Note Be sure to install the cables as provided by the manufacturer to prevent pr...

Page 19: ...sened from the cylinder Later on the position of the driving pin on the cylinder will indicate the preset Zero Point Adjustment It is absolutely necessary to place the driving pin correctly in order to gua rantee the right position of the zero point adjustment Therefore the right position of the driving pin should be marked in advance by drawing the contour with a pencil The tube clamp which fixes...

Page 20: ...y measurement system from the cylin der and cutting off the connection simply screw off the holder of the driving pin Remove the two fastening screws and mount the holder di rectly to the driving pin of the new system Note Should the cable be faulty too retrace it back to the connec tion and replace it See the diagram for the correct placement of the cables in the breaker box 20 fig 68 looseningho...

Page 21: ...d from the cylinder Later on the position of the driving pin on the cylinder will indicate the preset Zero Point Adjustment It is absolutely necessary to place the driving pin correctly in order to gua rantee the right position of the zero point adjustment Therefore the right position of the driving pin should be marked in advance by drawing the contour with a pencil The tube clamp which fixes the...

Page 22: ...m from the cylin der and cutting off the connection simply screw off the holder of the driving pin Remove the two fastening screws and mount the holder di rectly to the driving pin of the new system Note Should the cable be faulty too retrace it back to the connec tion and replace it See the diagram for the correct placement of the cables in the breaker box 22 fig 71 72 disconnect way measurement ...

Page 23: ...pper structure of the table is freely mo vable on the Trendelenburg axle To prevent injuries and damages a second person should secure the the upper structure Now unscrew the upper suspension Remove the screw which fixes the cylinder to the frame When unscrewed it can be removed and behind it you will find a hollow bolt Remove it as well Interlock the screw in the threads of the hollow bolt und pu...

Page 24: ...ticulated frame of the column only fixed to the base frame by tubes and cables As soon as the plate is unscrewed it can be slightly moved a few centimetres with care so that the screws of the suspen sion of the lateral cylinder will be visible Unscrew the two fastening screws which connects the outer cheek of the upper suspension of the lateral cylinder to the articulated frame Remove the snap rin...

Page 25: ...per structure is freely mo vable on the lateral axle Please note The upper plate is not connected to the base frame therefore please secure directly at the arti culated frame After removing the bolt of the lower suspension the cylinder can be pulled off the bolt of the upper suspension Finally unscrew the hydraulic wires from the magnet valve block in order to dismantle the cylinder Attention Whil...

Page 26: ... visible control Attention Some of the plugs might be fixed by screws After removing all cables remove the three fastening screws of the control Now you can detach the control from the table Note For further information on the cable connection to the new control pin allocation please see the electrical wiring dia gram XII Replacement of the Control Panel 26 fig 83 84 85 dismantle control ...

Page 27: ... unit to prevent it from falling down Before unscrewing the hydraulic tubes from the power unit the remaining oil should be filled through the already remo ved depressurisation screw into a separate pan or into the oil tank of the new power unit As soon as the oil tank is empty the tubes can be unscrewed and connected to the new power unit Note When unscrewing the hydraulic tubes oil might penetra...

Page 28: ...nsulation tape as soon as they are removed from the insulating screw joint Now you will see the battery compartment from the lower side of the column at the head rest from the patients side of view To open the compartment just remove the two visible screws and remove the protective cover Behind the protective cover you will find the accumulators which are hold by an elastic band With the help of t...

Page 29: ...t of the case Now remove the axis of rotation It can be simply pulled out Only by doing this it will be possible to take out the castors Information Do not lose the plastic disc on the inside of the twin castors XIV Replacement of the Castors Fixed Roller front medifa GmbH Co KG Industriestraße 5 D 57413 Finnentrop Tel 49 0 2721 7177 0 Fax 49 0 2721 7177 77 29 fig 93 dismantle castors fig 94 disma...

Page 30: ... First push the fixing brake pedal directly to the hub Then push the connection pipe to the pedal Attention When you push the connection pipe to the pedal it could happen that the short piece from the gear shift linkage fall close Following you have to remove the short piece of the hexagonal bar After that you can remove the whole gear shift linkage bit by bit XIV Replacement of the Castors Fixed ...

Page 31: ... used While using the castors please keep the below mentioned instructions in mind The red marks at the intake cylinder of the castor must always point to right The gear must be brought into the middle position medifa GmbH Co KG Industriestraße 5 D 57413 Finnentrop Tel 49 0 2721 7177 0 Fax 49 0 2721 7177 77 31 Castor unbraked upper position Castor unbraked middle position Castor unbraked lower pos...

Page 32: ...his part into the hexagon connection of the hub on the right side of base plate Now take the connection pipe Push it as well onto the hexagon pipe and pedal inside the base plate Now take the short end of the hexagon gear linkage und put it into the connection of the left hub Connect both parts by pulling the connection pipe over the space in between and fasten it with four screws The hexagon rods...

Page 33: ...osen the wires of the battery charger Retrace the red and the black cable to the connection and loosen it Keep the respective colours and plug in locations in mind to prevent a mix up Now take the cable off the battery charger In order to remove the external battery charger from the base plate loosen the handle for the cables next to it To do so remove the two fastening screws Now take the battery...

Page 34: ...iebbarkeit X4 1 5V DC gn X4 2 signal br X4 3 GND ws X4 4 PE rt X5 way measurement height adjustmend Wegmesser Höhenverstellung X5 1 5V DC gn X5 2 signal in br X5 3 GND ws 110 ohms resistor between signal in and GND must be removed 110 Ohm Widerstand zwischen GND und Signaleingang entfernen rt X6 joystick Joystick X6 1 5V DC ws X6 2 joystick y axis Y Achse Joystick gn X6 3 joystick x axis X Achse J...

Page 35: ... Electrical Wiring Diagram 35 No Questionaire value 1 Voltage accumulator 25 27 V 2 Current accumulator 1 A medifa GmbH Co KG Industriestraße 5 D 57413 Finnentrop Tel 49 0 2721 7177 0 Fax 49 0 2721 7177 77 ...

Page 36: ...36 XVII Hydraulic Diagram Service Manual medifa 8000 ...

Page 37: ...nnection M8x1 HMF 560 08 ring connectionM10x1 ring connectionM8x1 HMF 560 09 ring connectionM10x1 quick acting coupling M10x1 800 560 10 ring connection M8x1 pipe socket Ø3 90 400 560 11 ring connection M10x1 quick acting coupling M10x1 800 560 12 ring connectionM8x1 pipe socket Ø3 90 400 560 13 ring connectionM10x1 quick acting coupling M10x1 350 560 14 ring connection M8x1 pipe socket Ø3 90 1000...

Page 38: ...38 XVIII List of Spare Parts Mounting Drawings Service Manual medifa 8000 1 2 3 4 6 7 8 9 12 13 14 19 18 17 16 15 25 26 23 24 27 28 21 22 5 10 11 20 ...

Page 39: ...7007 0 Hydraulic cylinder block transverse shifting 22 5 17254 Guide rail transverse shifting 1 piece 23 T03511 P 04 Lower crusting protector cover 24 T03510 P 04 Upper crusting protector cover 25 5 18812 Guide rail longitudinal shifting 1 piece 26 190 7006 0 Hydraulic cylinder block longitudinal shifting 27 T03089 P Carbon table top w 500mm for model 560320 28 T03089 2P Carbon table top w 600mm f...

Page 40: ...40 XIX Service Maintenance Schedule Maintenance Diagramm Work Report Sheet No 1 5 Date Work carried out Instructed Personnel Carried out by Service Manual medifa 8000 ...

Page 41: ...intenance Diagramm Sheet No 2 5 Maintenance Diagram Work Report Date Work carried out Instructed personnel Carried out by medifa GmbH Co KG Industriestraße 5 D 57413 Finnentrop Tel 49 0 2721 7177 0 Fax 49 0 2721 7177 77 ...

Page 42: ...s 8 Column control panel icons clearly and visible Visual con trol Clearly visible 9 Cover ok Visual con trol No cracks or damages 10 Performance check control panel Performance check All functions ok 11 Writing and case on of Joystick ok Visual con trol Clearly visible no dama ges 12 Functionalty test shifting functions Joystick Performance check All functions ok Test item Table top 13 Guide rail...

Page 43: ...queezes or other damages 27 Check of all tubes and cables be hind expansion bellows according to hydraulic wiring diagram Visual control No squeezes or other damages 28 Check of all connections of the accumulator Visual control Cable correctly connected placed 29 Check of accumulators measuring Energy of accumulatur ok 30 Correct connection of the column shaking Table column is not shaking 31 Chec...

Page 44: ...harged current cover normal use Diagnostic device AC 100 A 41 Check discharged current patient normal use Diagnostic device AC 10 A DC 10 A 42 Check discharged current cover earth wire interrupted Diagnostic device AC 0 5 mA 43 Check discharged current patient earth wire interrupted Diagnostic device AC 50 A DC 50 A 44 Check earthed discharged current normal use polarity changed Diagnostic device ...

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