Memmert Service Manual HCP INCO
Contents
1. 8 Carefully undo sensor from the silicone tube on the rear pan el Fig 37 Hold the silicone tube tightly so that it remains positioned on the connecting piece on the rear panel 9 Connect the new sensor first to the silicone tube 10 Attach the sensor with both screws 11 Put the silicone tubes on the sensor on the top and to the left 12 Re attach the insulation material 13 Connect the 25 pin signal lead and the two control cables 14 Push the rear panel back in and mount the top panel Fig 35 Fig 36 1 Remove insulation material 4 Pull off tubes at the top and on the left of the 2 Remove 25 pin signal lead sensor 3 Remove control cable 5 Undo the screws on the left and right of the PCB 2 screvvs Fig 37 Pull off the sensor with the PCB from the tube coming out the rear Pull the tube from the sensor and not from the appliance vvhen doing this 40 Service HCP INCO 01 2009 memmert 13 2 Auto zero measuring gas pump The auto zero measuring gas pump is used to calibrate the CO sensor to zero It briefly sprays the sensor with fresh air to do this Function test 1 2 Remove the top panel see page 9 Switch on appliance the auto zero measuring gas pump must run for about 1 second Then the pump must run for the duration of the zero point calibration In this period AUTO ZERO can be seen in the display In case the pump does not run it is defective and must be re placed Repla2. Fan Control module for humidity see page 37 PCB for CO sensor see page 39 Controller see page 16 10 Chipcard reader 11 Power supply unit for chamber fan see page 19 12 Main switch see page 15 13 Sterile filter see page 24 14 Switched mode power supply see page 1 7 15 Humidity restriction pump see page 36 16 Solenoid valve see page 42 17 Interface module USB Ethernet see page 18 LO 0 Y OY Ul P UY NM 12 Service HCP INCO 01 2009 memmert 7 2 Mainboard Fig 6 Mainboard see also control unit overview on pages 11 and 12 1 Mainboard 2 Fuse for controller display 3 Appliance fuse 4 Screvvs 4 units 7 2 1 Check replace fuses The fuses for controller display and appliance protection are lo cated on the mainboard Fig 6 1 Disconnect the mains plug 2 Remove the top panel see page 9 3 Measure the fuse resistance with a continuity tester If the fuse is in order the resistance should only be a few Ohms 4 To replace the fuse push an insulated flat screwdriver be neath the side of the fuse and lever it out of the mounting bracket Press the new fuse from above into the mounting bracket Appliance fuse 15 A quick blow 32 x 6 3 mm American gt Fuse for controller display 100 mA slow blowing 20 x 5 mm 200 mA slow blowing 20 x 5mm at 115V Spare part Spare part no Appliance fuse 15 A E02387 100 mA 230 V E02497 Fuse for controlleri display 200 mA 115 V E01
3. If not make sure that they are fastened tight Fig 27 Checking the tube connections 1 Water tank canister 2 Tube connections 3 Steam generator Service HCP INCO 01 2009 memmert If the fault is not down to the water supply continue as follows 1 Check that all plugs in the control unit are connected to the control module for humidification 1 and for the pump 2 Check that the fuse for the control module is in order If not Remove the mains plug and replace the fuse Check that the pump is running If not Remove the mains plug and replace the pump see page 35 If the error has still not been found then the steam genera tor at the back of the appliance is faulty In this case it must be replaced see next chapter Fig 28 Control unit 1 2 Service HCP INCO 01 2009 Control module for humidification Pump 33 memmert 12 1 1 Replacing steam generator 1 Disconnect the mains plug 2 Remove the top panel see page 9 and pull out the rear panel see page 10 3 Remove the fan shaft in the chamber of the appliance see page 20 Loosen tube 1 on the steam generator 2 Fig 29 5 Undo the plug connector of the steam generator 3 in the control unit on the top of the appliance 6 Unscrew the steam generator 4 screws 4 Remove the steam generator 8 Put anew steam generator into place When doing this make sure that the copper pipe with the attached tube on the rea
4. 5 horizontally in the direction of the arrow 11 1 2 Installing the door 1 Grease the moving parts of the door hinges with thin silicone grease see also operating instructions Maintenance 2 Inset a hard paper disk on the lower door hinge between the eccentric tappet 3 and the door 5 3 Insert the door When doing this make sure that the adjuster cam of the eccentric tappet 3 is pointing forwards 1a 4 Put screws back in 4 and tighten up Fig 17 Installingjremoving door 1 Eccentric socket la Eccentric tappet moved forwards factory settings for door 1b Eccentric tappet moved to the right Doors are also adjusted to the right Headless screw Eccentric tappet Screws i Pa WN Door Service HCP INCO 01 2009 25 memmert 11 2 Adjusting the door 1 Undo mounting bolts 2 at the top and bottom of door 2 The top section of the door hinge 1 can now be moved slightly in the direction of the arrow 3 After undoing the headless screw 5 the door can be adjust ed by turning the eccentric tappet 3 with a screwdriver O The headless screw 5 is fixed with lock washer varnish It can be undone with a jolting motion using a 2 mm Allen key 4 Apply lock washer varnish to the headless screw 5 and screw the headless screw back tight 5 Tighten the mounting bolts 2 again Fig 18 Adjusting the door Upper section of the door hinge Mounting bolts Eccentric tappet Eccen
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6. 200 270 270 R2 Ohm 200 270 270 RS Ohm 140 120 120 H Ohm 140 120 120 R5 Ohm 140 Front front 290 120 R Ohm 180 Riickwand back_ wall 60 Front front 80 Front front R6A Ohm A0 Front front R7 Ohm 120 R ckwand back wall 200 R ckwand rechts back wall right R8 Ohm 200 R ckwand links back wall left R9 Ohm 12 2x24 T r door 12 2x24 T r door 12 2x24 T r door O J12 O N1 E N9 I N8 a 5 3558435 N10 N11 SSS 6 amp 0000000 00000 SN Q6 SC O4 3C 0009090009000 PR RAHHAHAH ug Y g M 1 N CH o 00 N oO ol gt W O V O Y M4 o NO N4 gt ON 00000 O S23 J8 O OL NN NN O S24 J5O S240 0OS25 s12 0 O J9 S230 O S26 s110 N2 S220 210 Ou7 J6 Q MS lt S1 bis S20 __ gt DO OO OO OO OO OOOODO OO OO um um um um um um um ou H Na A 0o 0 NA o D OO TO OO O O O O O K2 ANA OI Ip PESE al dye Ab X8 X10 X12 K x15 E Schaltraum Anordnung s Ansicht von r ckw rts oben X16 ga PCB wiring NJ NS E back side view from the top z Service HCP INCO 01 2009 46 Memmert GmbH Co KG P O Box 1720 D 91107 Schwabach Tel 49 0 9122 925 0 Fax 49 0 9122 145 85 E Mail service memmert com www memmert com 09 07 2009 HCP INCO Service englisch D 10
7. 3 G Se O wup y Josuss c C oto on l J Wi gt u F S Os BZH N Y k LJosusS CO UJ T U gt ae gt ei No zuosuss c UJ H INS a x O A 1 m iosuas FO x o Lo gt 2 N mo N YC o Ta o plosuas 30 00 ES ES 5 ch g ymo q YO Se Gog g o ND K ddns samog amp m a Se N O S th Z Es 00 Wi O aN ek SE s Ge E Ke LA Ol Q O O lt a8 16zH 20 o O amp 1a bay co OR Bunisyamuz 182H N NOE gt Z a N O 102 un lt Oo a Mm Ong SS I BER sun ga o 185 O N nc oO Mo N gt gt mo N YC mo 7 YC en NIN BO a NI 20 o N 10 N OS oeh N Z O A Q O d U HA e Wei EZ a CA Z lt eo 32 Gi o lt zZ 3 zg zj g a an 3 d A _ Mm vn o Mm Ka a o gt O IS 0 s 6s Q QO 825 es O o OO ves ses CO LO ol N a 5 gt YES os OS C PI NS Mo SI ci 5 olx Co zs O gt 5 GOO DIE zs d z 2 S 7 SIS 2T es Q Q N e OBIS 5 c 2 xg a2 Wu 2 T Ta se Ann Hn e HWW 5 a ZSS Sau gt pu bu By es sand ES 2 Pe Po x x oy Ley add I NJE 3 2 58 SH 33 a n oO TI gt EZ W ejyona j Jan pjo iq anu Service HCP INCO 01 2009 45 memmert ummer GERATELISTE INSTRUMENTATION number B1 Temperaturfiihler Pt100 Glas Teflon B1 temp sensor Pt100 glass Teflon E04956 B2 Temperaturf hler Pt10
8. 3 Replacing fan O The chamber fan unit is always replaced in full because of the shaft seal i e with mounting plate terminal and shaft feed through 1 Disconnect the mains plug 2 Remove the top panel see page 9 and pull out the rear panel see page 10 3 Inside the chamber Fig 12 undo the screws 2 of the fan shaft 1 and remove the fan shaft 3 the fan wheel is now accessible Fig 12 Removing the fan shaft 1 2 3 4 20 Fan shaft Screws Taking off fan shaft Undo the headless screw on the fan wheel Fig 13 4 and remove the fan wheel towards the front 5 On the rear of the appliance unplug the two connection leads on the terminal block 10 Undo four screws 9 with washer 7 and serrated washer 8 from the fan mounting plate 6 and pull out fan module to the rear 11 Insert anew fan module and screw tight connect leads Inside the chamber attach the fan wheel to the shaft with the headless screw Screw the fan shaft back on Plug in mains plug and check fan function In case this does not rectify the problem Contact the manufacturer Service HCP INCO 01 2009 memmert Fig 13 Replacing the chamber fan Headless screw Remove fan wheel Fan mounting plate Disc Toothed disc Screw 10 Terminal block 11 Remove fan wheel Spare part Spare part number LO CON DUA Chamber fan IP54 24 V BO3283 gt e 230 V BO3284 an povver su uni P pry 115
9. Screws J x Controller slots RS232 USB Ethernet B04373 Controller INCO RS485 B04374 RS232 USB Ethernet B04378 Controller HCP RS485 B04379 16 Service HCP INCO 01 2009 memmert 7 5 Replacing the switched mode power supply 1 2 3 er ey A Disconnect the mains plug Remove the top panel see page 9 Disconnect all the plugs on the switched mode power supply and label them if necessary 1 Undo the screws 4 screws at the corners 2 and remove the switched mode power supply Insert a new switched mode power supply and screw tight Reconnect the plug to the switched mode power supply Re attach the top panel Connect the mains plug and subject the appliance to a func tion test If the fault should persist or if it works incorrectly contact the manufacturer Fig 9 Switched mode power supply 1 2 Connections Screw connection Spare part Spare part number Switched mode power supply B04372 Service HCP INCO 01 2009 17 memmert 7 6 Replacing the interface module 1 Disconnect the mains plug 2 Remove the top panel see page 9 3 Pull off the plug on the USB interface module or Ethernet module depending on the appliance fittings on the rear cas ing panel 1 4 Undo 2 screws at top and bottom with which the module is attached to the rear wall 2 remove module 5 Insert anew module and screw tight Connect the plug 7 Re attach the top panel Fig 10 Replacing the
10. gt memmert 4 Finding Errors and Error Messages Error descrip Cause of error Rectifying errors tion General faults Controller dis Miniature fuse 100 mA 200 Check fuse page 13 play does not mA faulty replace if necessary light up Appliance fuse 15 A faulty Check fuse page 13 replace if necessary Mainboard faulty Replace mainboard page 14 Temperature Appliance locked by UserlD Undo lock with UserID card Instruc cannot be card tions adjusted for use appliance Push turn control faulty Replace main switch mod page 15 can generally ule with push turn control not be operated by the push turn control Chamber fan Miniature fuse 50 mA on fan Replace the fuse page 19 does not turn power supply unit faulty Fan power supply unit faulty Replace fan power supply page 19 unit Error messages in the monitoring display Caution icon 4 Mechanical temperature lim Switch off appliance is permanently iter has switched off heating and leave to cool down page 23 lit up Check temperature limiter The appliance is only op erational again after it has cooled down and the error has been eliminated Caution icon A Monitoring controller has Increase temperature differ flashes switched off heating since ence between monitoring page 22 alarm limit has been reached and working temperature Replace Pt100 temperature sensor of monitoring con troller if necessary Error message Pt100 temperature sensor of Replace Pt100 temperatu
11. valve 42 13 4 CO tube connections 43 13 5 Replacing CO sterile filter 43 14 Circuit diagrams 44 3 memmert 1 About this manual 1 1 Purpose and target group These instructions describe service and repair work on humidity chambers of the type HCP and CO incubators of the type INCO They are exclusively for use by electricians who are familiar with the safety regulations of electrical engineering 1 2 Related documents Apart from this service guide the information and regulations in the user manual for the respective appliance must also be ob served for all service and repair work Please refer to the circuit diagrams from page 44 of these instruc tions for all work on the electrical system 1 3 Tools needed The following tools and equipment are required to perform the work described in this guide Torx screwdriver sizes 8 and 10 Phillips screvvdriver size 1 Wire cutting pliers Flat pliers to remove the connection cable Allen key 2 mm for door hinge 1 5 mm for humidity sensor Vvvyv gt Multimeter with voltage and resistance measuring range gt Cable straps Adhesive tape to label cables and components 1 4 Manufacturer address and customer service MEMMERT GmbH Co KG PO Box 17 20 91107 Schwabach Germany AuBere Rittersbacherstr 38 91126 Schwabach Germany Phone 49 0 09122 925 0 Fax 49 0 09122 14585 E mail sales memmert com Internet www memmert com Customer Service Phon
12. 0 Glas Teflon B2 temp sensor Pt100 glass Teflon E04956 1 agnetventil Kuhnke 65 111 24 V 1 magnet valve Kuhnke 65 111 24 V B03466 K2 agnetventil Kuhnke 65 111 24 V K2 magnet valve Kuhnke 65 111 24 V B03486 1 embranpumpe 1 diaphragm pump E03604 2 L fter M2G045 BA17 XA 2 fan M2G045 BA17 XA E02845 5 Pumpe Elite 802 3 pump Elite 802 EOJ660 4 Schlauchpumpe 4 hose pump F00254 1 Elektron Temp Regler 55161 1 electronic controller 55161 2 Leistungsteil 55162 2 power pack 55162 3 CO2 Sensor 55148 5 sensor for CO2 55148 4 CO2 Regler 55168 55169 4 CO2 controller 55168 55169 5 L fternetzteil 55145 5 fan power pack 55145 6 Schaltnetzteil SP200 6 power pack SP200 E04016 1 Feuchtesensor 1 sensor for humidity 8 Erweiterungskarte 55163 N8 90105 9 Erweiterungskarte 55163 N9 Soles 10 artenleser N10 cardreader II Sensorleiterplatte 55164 N11 sensor for main switch 55164 SI Hauptschalter 51 main switch 52 Temperaturbegrenzer S2 overtemperature limiter TB E05123 RC RC Glied RC RC module Sti Kontaktstecker Turheizung Sti contact connector doorheating St2 Kontaktstecker T rheizung St2 contact connector doorheating X1 X12 Klemmen f r Verdrahtung X1 X12 conector for wiring X15 SUB D Buchse 9 polig X15 9 channel socket connector E02381 X16 SUB D Buchse 25 polig X16 25 channel socket connector E02777 PTC PTC Heizelement PTC heating element Heizung heating Modell model 108 Modell model 153 Modell model 246 RI Ohm
13. 007 Service HCP INCO 01 2009 13 memmert 7 2 2 Replace mainboard 1 2 3 Spare part Spare part number Disconnect the mains plug Remove the top panel see page 9 Pull off all cables from the mainboard Fig 6 Label un marked cables with adhesive tape to avoid confusion when reconnecting Undo 4 screws from the mainboard Make sure that the spacer bolts are not lost when doing this Remove the mainboard Insert a new mainboard and screw it tight with the spacer bolts Reconnect the cable Put the top panel back on plug in the mains plug Check that the appliance is working If the fault persists Con tact the manufacturer 230 V BO4093 Mainboard 115V BO4101 Service HCP INCO 01 2009 memmert 7 3 Replacing main switch module with the push turn control See also overview pictures on pages 11 12 and 16 1 2 Disconnect the mains plug Remove the top panel see page 9 Pull off the push turn control 1 on the operating side for wards Remove the plugs 4 pin 4 in the control unit from the con troller slot J2 see Fig 8 Undo the mounting bolts on left and right 2 Slightly raise the main switch module and pull backwards Place new main switch module into the control panel Attach the module with two screws 2 Connect the plug 4 to the controller slot J2 Attach the push turn control 1 at the front Put the top panel back on connect the mains plug S
14. 643 B03749 B04037 E02993 E03287 BO2720 Service HCP INCO 01 2009 memmert 11 4 Replacing seals 11 4 1 Replacing door seal Remove the locking cover 2 see page 27 2 Lift up door panel 4 and remove old seal 3 On no account should the screw mounting of the door panel be undone since parts inside the door are held together by this 3 Cut out the new door seal at the ends using the old one as a template and push onto the door panel Insert the door panel and press on 5 Re attach the lock cover Fig 22 Replacing the door seal cross section 1 Screw 2 Lock cover 3 Door seal 4 Door panel 11 4 2 Replacing the chamber seal and the cage seal The appliance has two seals Chamber seal gt Cage seal The seal can be pulled out after the door is opened and the new seal be pushed into place Push in the pre cut length of seal into the space without stretch ing it and cut off the end if necessary Fig 23 Replacing the chamber and cage seals 1 Chamber seal 2 Cage seal 3 Seal cross section Service HCP INCO 01 2009 29 memmert Spare part Spare part number Chamber seal Cage seal Door seal 11 5 Door heating 108 153 246 108 153 246 108 153 246 700702 700722 700723 700716 700800 700801 700707 700721 700708 The door heating is operated with safety extra low voltage 11 5 1 Function test through resistance measurement The correct function of the door hea
15. 840
16. 9 31 memmert 12 Humidity control only for corresponding model If the humidity control of the chamber does not work properly see also operating instructions this may have several different causes It is described below how the fault can be determined and what needs to be done to remedy this First check whether an error message of the control module for humidification is displayed at the front of the appliance see op erating instructions If this is the case the control module must be replaced see page 37 If this is not the case check whether an error message from the humidity sensor is displayed In this case the humidity sensor must be replaced see page 38 If no error message is displayed proceed as follows 12 1 Humidity cannot be increased 32 If humidification increase of humidity in the chamber is not working properly this can be seen by the fact that the humidity setpoint display on the control panel does not change if a higher humidity is set see operating instructions Reducing the humid ity works however Proceed as follows to determine the cause 1 Check whether there is water in the external tank canister 1 if not fill up with distilled water 2 Disconnect the mains plug 3 Remove the top panel see page 9 and rear panel see page 10 4 Check whether the water tubes on the appliance and on the steam generator 3 on the rear side of the appliance are con nected properly 2
17. O0201 13 5 Replacing CO sterile filter See page 24 Service HCP INCO 01 2009 43 memmert Heizung fur Modell 108 heating for model 108 X11 X9 X6 i R1 VUE Ge Bi bo bo fl ae ts Ge 4 E mB X12 X10 XI Heizung f r Modell 153 heating for model 155 R6 X9 X6 77 mA O Ve Sillles Or H e RA R2 0 0 b B R6A X10 XI Heizung f r Modell 246 heating for model 246 X11 KI X6 A EA e S e ECK ECH Be R7 f R5 R1 L R8 R6 34 R4 R2 52 O A em H X12 X10 XI Si 4 13 i Sech Heizung f r Modell 246 115V 6 79 heating for model 246 115V XS X7 x9 X11 O y d A mA R7 R R RI R8 S S A B R6 R4 R2 See O UU U UO pm B X6 X8 X10 X12 O O O O 0 u S2 SI S10 S7 S4 S3 a if m Z ZI o 2 e on A N2 Variante 2 O A e 3 B E 2 a ao E a N11 S28 S29 S25 S26 S5 S8 55162 U OO OOOO O _ 55164 I T X16 X15 ns 10 S a Pon rere 1 25 9 4 10 4 4 8 Y m O O
18. UY N gt Insulation material Sensor Sensor Cable connections to the controller in the control unit Cable straps Pull out Pt100 temperature sensor Pull out Pt100 temperature sensor upwards into the control unit Spare part Spare part number Pt100 temperature sensor E04956 Service HCP INCO 01 2009 memmert 9 2 Temperature limiter The temperature limiter in the rear panel switches the heating off automatically in case of overtemperature Replacement 1 Ze Disconnect the mains plug Remove the top panel see page 9 and pull out the rear panel see page 10 Remove insulation material in the vicinity of the temperature limiter top left of the rear panel see Fig 15 Pull off connection leads 1 of the temperature limiter from the mainboard slots S25 and S26 in the control unit Pull out connection leads downwards through the raised floor 2 Undo the mounting bolts 3 and remove the retaining brack et of the temperature limiter 4 remove temperature limiter Place on a new temperature limiter and attach with bracket Pull connection lead up through the control unit floor into the control unit and connect to the mainboard Re attach the insulation material push the rear panel back in and mount the top panel Connect the mains plug Subject the appliance to a function test If the fault should persist if it works incorrectly contact the manufacturer Fig 15 Replacing the temperature l
19. V BO3286 108 E03816 Fan shaft 153 246 E04364 Service HCP INCO 01 2009 21 memmert 9 Temperature control 9 1 Pt100 temperature sensor The appliance is equipped with two temperature sensors which measure the temperature inside the chamber one sensor for the working controller and one sensor for the monitoring controller Replacement 22 Fig 14 1 Disconnect the mains plug 2 Remove the top panel see page 9 and pull out the rear panel see page 10 3 Remove insulation material 1 at the top right of the rear panel 4 Sensor for working controller Disconnect connection lead 4 of the Pt100 sensor 2 in the control unit from the 4 pin controller slot J4 Sensor for monitoring controller Disconnect connection lead 4 of the Pt100 sensor 3 in the control unit from the 4 pin controller slot J3 5 Cut through cable tie 5 with wire cutting pliers Pull sensor back out of rear panel 6 and thread upwards through the floor of the control unit 7 6 Thread new temperature sensor downwards from the control unit and push into rear panel Connect connection lead to the corresponding controller slot see above 7 Re attach the insulation material push the rear panel back in and mount the top panel Connect the mains plug 8 Subject the appliance to a function test If the fault should persist if it works incorrectly contact the manufacturer Fig 14 Replacing a Pt100 temperature sensor NOU fas
20. ation material Humidity sensor Set screw Pull humidity sensor out of rear panel of appliance OO U1 P A Humidity sensor 38 Spare part Spare part number E05249 Service HCP INCO 01 2009 memmert 13 CO2 supply only for incubators of the INCO type 13 1 CO2 sensor When replacing the CO sensor in the rear panel of the appliance the accompanying PCB in the control unit must always be re placed as well as the two components are tuned to each other see control unit overview on page 12 Fig 5 item 8 1 Disconnect the mains plug 2 Remove the top panel see page 9 and pull out the rear panel see page 10 3 Replace the PCB of the CO sensor Fig 34 1 in the control unit which is screwed to the control module of the humid ity unit 2 To do this undo the two plastic screws 3 and 4 and pull the PCB upwards 5 Carefully insert the new PCB included in the spare parts delivery and attach with the two plastic screws Fig 34 Replacing the PCB of the CO sensor PCB of the CO sensor Control module for humidification Plastic screw Plastic screw Remove PCB LP BWN Service HCP INCO 01 2009 39 memmert 4 Remove insulation material on the CO sensor in the rear panel of appliance Fig 35 5 Pull off 25 pin signal lead 2 and both control cables 3 6 Pull off silicone tubes at the top and left on the CO sensor Fig 36 7 Undo both screws 4 of the mainboard
21. cement 1 Disconnect the mains plug 2 Undo the tube fuse 1 and pull off tube from the measuring gas pump between the measuring gas pump and the sterile filter 2 3 Pull off the connection leads of the auto zero measuring gas pump 3 from the humidity CO module mainboard 4 Undo the side mounting bolts 4 and remove the pump 5 5 Screw tight new pump to the mounting bracket 6 Connect the connection leads of the auto zero measuring gas pump to the humidity CO module 7 Push on the tubes 8 Connect the mains plug and subject the pump to a function test switch on the appliance for this purpose see above If the error has not been rectified Contact the manufacturer Fig 38 Replacing the auto zero measuring gas pump LP ls UY N Undo the tube safety catch Pull off tube Pull off connection leads from the humidity CO module Undo the mounting bolts on the mounting bracket Remove the auto zero measuring pump upwawrds Spare part Spare part number Auto zero measuring gas pump E03604 Service HCP INCO 01 2009 41 memmert 13 3 Replacing solenoid valve The two solenoid valves 2 regulate the CO supply via the two external connections 1 2 3 4 D 6 TA 8 9 10 Re assemble the top panel connect the mains plug and turn on the CO supply vvith primary pressure of approx 1 bar Disconnect the mains plug Interrupt CO supply at the gas bottle Remove the top panel see pa
22. e 49 0 09122 925 128 and 49 0 09122 925 126 E mail service memmert com For service enquiries please always specify the appliance number on the nameplate 2009 Memmert GmbH Co KG Date 01 2009 We reserve the right to make changes A Service HCP INCO 01 2009 memmert 2 Safety regulations Danger After removing covers voltage carrying parts may be exposed if the mains plug has not been disconnected Any work that involves opening the appliance may only be performed by trained electricians who are familiar with the safety regulations for electrical engineer ing If you want to change parts you must always first disconnect the mains plug Caution When dismantling the appliance you could be injured on sharp unprocessed metal edges You should wear gloves Please also observe the safety regulations in the operating instructions for the respective appliance After all maintenance or repair work the appliance must be sub ject to a function test The appliance must not be left unattended until it has reached the steady state If the interference or malfunction cannot be eliminated Contact the manufacturer 3 Maintenance plan Annually gt Check and replace sterile filter if it is dirty see page 24 Every two years gt Grease door hinge with silicone grease gt Replace all sterile filters see page 24 gt Replace humidity restriction pump see page 36 Service HCP INCO 01 2009
23. e connections Re attach the top panel Reconnect the mains plug Check that the humidification is now working properly If this is not the case contact the manufacturer 1 2 3 Fig 30 Replacing the pump Remove hoses Undo the plug connector on the control module Undo the mounting bolts Spare part Spare part number Pump E04504 12 2 Humidity cannot be reduced 12 2 1 Finding errors If the decrease of humidity in the chamber is not vvorking proper ly this can be seen by the fact that the humidity setpoint display on the control panel does not change even if a lower humidity is set see operating instructions Increasing the humidity humidi fication vvorks hovvever Service HCP INCO 01 2009 35 memmert Proceed as follows to determine the cause 1 2 Remove the top panel see page 9 Check that all tubes are connected to the humidity restriction pump and the two accompanying sterile filters and that they are undamaged Fig 31 Check the two sterile filters 2 for contamination permeabil ity If they are dirty replace the sterile filters see also page 24 Check that the connection lead for the humidity restriction pump 4 is connected properly Fig 31 Humidity restriction in the control unit Humidity restriction pump Sterile filter Tube connections Connection lead Screw connection Removing the humidity restriction pump OY U1 P A If this does not result
24. ee EIERE Experts in Thermostatics HCP Humidity chambers INCO CO incubators V A Dr Contents 1 About this manual d 1 1 Purpose and target group 4 1 2 Related documents 4 1 3 Tools needed 4 1 4 Manufacturer address and customer service 4 2 Safety regulations 5 Maintenance plan 5 4 Finding Errors and Error Messages 6 5 Overview Appliance assembly 8 6 Removing covers 9 6 1 Removing the top panel 9 6 2 Removing the rear panel 10 7 Control unit 11 11 Overview 11 7 2 Mainboard 13 7 3 Replacing main switch module with the push turn control 15 7 4 Replacing the controller 16 7 5 Replacing the switched mode power supply 17 7 6 Replacing the interface module 18 8 Chamber fan 19 8 1 Function test 19 8 2 Replacing fan power supply unit19 8 3 Replacing fan 20 Service HCP INCO 01 2009 memmert 9 Temperature control 22 9 1 Pt100 temperature sensor 22 9 2 Temperature limiter 23 10 Sterile filter 24 11 Doors 25 11 1 Installing removing and adjusting door 25 11 2 Adjusting the door 26 11 3 Removing and installing the door lock 27 11 4 Replacing seals 29 11 5 Door heating 30 11 6 Adjusting and removing inner door 31 12 Humidity control 32 12 1 Humidity cannot be increased 32 12 2 Humidity cannot be reduced 35 12 3 Replacing the control module 37 12 4 Replacing the humidity sensor 38 13 CO2 supply 39 13 1 CO sensor 39 13 2 Auto zero measuring gas pump 41 13 3 Replacing solenoid
25. el rear panel How these panels are removed is described below What panel s need s to be removed for the respective service work is described in the relevant chapter 6 1 Removing the top panel Re attach the top panel e 1 Dangeri After removing the top panel voltage carrying parts in the control unit may be exposed if the mains plug has not been disconnected Do not reach inside the control unit If you vvant to examine or replace the components inside disconnect the mains plug first 1 Undo the 4 screws to the left and right on the rear side of the appliance holding down the top panel 1 2 Slightly raise the panel and pull it out backwards 2 amp 2 Removing the top panel Fig Put on the top panel and push forwards into the slot Insert the screws with retaining washers into the openings in the rear panel and screw down the top panel 1 The retaining washers are necessary to create a safe PE conductor connection with the top panel Service HCP INCO 01 2009 9 memmert 6 2 Removing the rear panel Put the rear panel back on 1 2 3 4 Disconnect the mains plug Remove the top panel see previous page Undo connection to PE conductor see page 11 12 Pull rear panel upwards out of the appliance For the INCO CO incubator pull away the rear panel slightly from the ap pliance so that it is not caught by the ventilation pipe Fig 3 Make sure that the rear panel does
26. ge 9 Undo the tube connections 1 on the solenoid valve 2 and pull off tubes 3 Unplug the connection leads 4 Undo the two side screws 5 on the mounting bracket and remove the pump 6 Screw a new solenoid valve onto the mounting bracket Connect the leads Push on the tubes and screw tight Fi 1 2 3 4 5 6 g 39 Replacing solenoid valve Undo the tube connections Solenoid valves Pull off tubes Unplug connection leads Undo the screws on the mounting bracket Remove the solenoid valve upwards Spare part Spare part number Solenoid valve 24 V E05232 42 Service HCP INCO 01 2009 memmert 13 4 CO tube connections O Caution T the tubes 4 between the gas bottle connections on the rear of the appliance 3 and the solenoid valves 1 must withstand the maximum CO gas pressure Only a special pressure tube may be used here All tube connections must be secured with a safety catch Replacement Disconnect the mains plug Switch off the gas supply Remove the top panel see page 9 Undo the tube connections 2 and remove the CO tube Put on a new tube and screw it tight Re attach the top panel O a eS Fig 40 Solenoid valves Tube connections Connections for gas supply Pressure tube not temperature resistant but pressure resistant Silicon tube max 200 C temperature resistant U BR WN Spare part Spare part number Pressure tube 4 ROO258 CO gas tube R
27. imiter 1 2 3 A Undo the connection leads in the control unit Pull connection leads downwards and out through the control panel floor 2 Remove screws Remove mounting bracket and take out temperature limiter Spare part Spare part number Temperature limiter E05123 Service HCP INCO 01 2009 23 memmert 10 Sterile filter Depending on the model humidification and or CO fumigation the appliance is fitted with up to four sterile filters which clean the CO or the fresh air before it is brought into the chamber Fig 16 Filter 1 CO INT IN2 Filter 2 Humidity limit control Filter 3 Humidity limit control Filter 4 Auto zero measuring gas pump see also page 41 Replacement Disconnect the mains plug Remove the top panel see page 9 Pull off tubes from both sides of the sterile filter 1 Take sterile filter out of holder 3 Place new sterile filter into holder Connect tubes to both sides of the new filter Re attach the top panel E D E bam Fig 16 Replace sterile filters 1 Pull off tubes from both sides of sterile filter 2 Sterile filter 3 Pull sterile filter upwards out of holder Spare part Spare part number Sterile filter E03401 24 Service HCP INCO 01 2009 memmert 11 Doors 11 1 Installing removing and adjusting door 11 1 1 Removing the door 1 Swivel door by 180 degrees and undo screws 4 at the two eccentric sockets 1 at the top and bottom 2 Pull out door
28. in the cause of the error being found the humidity restriction pump must be replaced 12 2 2 Replacing the humidity restriction pump 36 1 2 3 Disconnect the mains plug Pull of the tubes from the pump Fig 31 3 Pull off the flat connector of the connection lead 4 on the humidity CO module Undo both screws on the mounting bracket 5 and remove the pump 6 Insert a new pump and screw it tight to the mounting brack ets Connect the flat connector of the pump to the humidity CO module Push on the tube connections on the pump Check that the humidity restriction is now working properly If this is not the case contact the manufacturer Spare part Spare part number Humidity restriction pump E03660 Service HCP INCO 01 2009 memmert 12 3 Replacing the control module 1 Disconnect the mains plug 2 Remove the top panel see page 9 3 Undo all plug connectors on the control module in the con trol unit 1 4 Undo the screws of the control module 2 4 screws and remove the control module see also control unit overview on page 11 5 Screw in a new control module 6 Reconnect the plug connections The number of the respec tive slot is marked on the cables 7 Re attach the top panel 8 Reconnect the mains plug 9 Check that the humidification is now working properly H this is not the case contact the manufacturer y Les d A e vw A AA EH Fig 32 Replacing co
29. interface module 1 Plug 2 Screw connection Spare part Spare part number USB interface module BO4118 Ethernet module BO4121 18 Service HCP INCO 01 2009 8 Chamber fan 8 1 Function test Visual test to see if the fan wheel is turning It is visible inside the chamber through the ventilation slits in the fan shaft on the rear Fig 12 Check the fan power supply unit in the control unit see also the control unit overviews from page 11 1 Remove the top panel see page 9 Check the miniature fuse on the fan power supply unit 50 mA slow burning Fig 11 Check the output voltages terminal 1 L terminal 2 N terminal 3 N terminal 4 approx 18 Volt DC terminal 5 GND Fig 11 1 2 3 A memmert Fan power supply unit in control unit Miniature fuse Screvvs Terminal 6 Terminal 1 If one of the voltages is missing the fan povver supply unit must be replaced 8 2 Replacing fan povver supply unit 1 2 4 5 Service HCP INCO 01 2009 Disconnect the mains plug Pull off connection leads from the terminals on the fan power supply unit Fig 11 Undo three mounting bolts 2 and remove the power supply unit Insert a new power supply unit and screw tight Connect connection leads to the power supply unit terminals Plug in mains plug and repeat voltage test see above In case this does not rectify the problem Contact the manufacturer memmert 8
30. not jam when pulling out Fig 3 Removing the rear panel 1 2 1 Ventilation pipe only for CO INCO incubators Opening for ventilation pipe in the rear panel Insert rear panel carefully from above into the guide rails and push downwards until they slot into place Make sure that the rear panel does not jam and is not scratched by the ventilation pipe that sticks out of the rear of the appliance Fig 3 Reconnect the PE conductor Service HCP INCO 01 2009 memmert 7 Control unit 7 1 Overview see also circuit diagrams from page 44 The control unit can be reached after the top panel has been removed see page 9 78 9 10 11 12 Fig A Control unit humidity chamber HCP 1 Connection for PE conductor 2 Pump for humidification see page 35 3 Mainboard see page 13 4 Fan 5 Controller see page 16 6 Control module for humidity see page 37 7 Chipcard reader 8 Power supply unit for chamber fan see page 19 9 Main switch see page 15 10 Sterile filter see page 24 11 Switched mode power supply see page 1 7 12 Humidity restriction pump see page 36 13 Interface module USB Ethernet see page 18 Service HCP INCO 01 2009 11 memmert Fig 5 Control unit CO INCO incubator Connection for PE conductor Sterile filter for auto zero measuring gas pump Pump for humidification only for incubators with humidification see page 35 Auto zero measuring gas pump Mainboard see page 13
31. ntrol module for humidification 1 Control module 2 Screw connection four screws Spare part Spare part number l active humidification B04376 Control unit humidification passive humidification INCO only SE Service HCP INCO 01 2009 31 memmert 12 4 Replacing the humidity sensor 1 2 10 11 12 Disconnect the mains plug Remove the top panel see page 9 and pull out the rear panel see page 10 Remove the insulation material surrounding the humidity sensor on the rear side of the appliance 3 Undo the connection cable 2 of the humidity sensor 4 on the control module in the control unit Undo the set screw on the humidity sensor 5 and pull out the humidity sensor 6 Pull the humidity sensor out and upwards through the open ing in the floor of the control unit 1 Push the new humidity sensor down through the opening in the floor of the control unit and insert into the rear of the appliance Screw tight the humidity sensor with the set screw and put the insulation material back in Connect the plug connection of the humidity sensor to the control module in the control unit Re attach the rear and top panels Reconnect the mains plug Check that the humidification and dehumidification is now working properly If this is not the case contact the manufac turer Fig 33 Replacing the humidity sensor Pull out the humidity sensor upwards Connection lead of humidity sensor Remove insul
32. r of the steam generator fits through the opening into the interior of the appliance 7 Screw the steam generator tight 9 In the interior of the appliance cut back the tube of the steam generator coming out of the rear to about 3 mm in length 7 Re attach the fan shaft 10 Connect the plug connector of the steam generator in the control unit on the top of the appliance 11 Connect the water tube on the right of the steam generator 1 gt 12 Reinsert the rear panel and attach the top panel 13 Reconnect the mains plug 14 Check that the humidification is now working properly If this is not the case contact the manufacturer Fig 29 Replacing steam generator 1 Tube connection 5 Insulation material rear panel 2 Steam generator 6 Interior of appliance 3 Connection cable to the control unit 7 Tube on steam generator 4 Screw connections four screws Spare part Spare part number 108 153 B04436 Steam generator 246 B04437 34 Service HCP INCO 01 2009 memmert 12 1 2 Replacing the pump 1 2 3 di a Za es Disconnect the mains plug Remove the top panel see page 9 Release the two tube connections on the pump Fig 30 1 Pull off the plug connector from the control module 2 Undo the screw connection of the pump 3 to the ground plate 2 screws and remove the pump Insert a new pump and screw it tight with 2 screws Connect the plug connector Connect both tub
33. re page 22 E3 monitoring controller faulty sensor of the monitoring controller on slot J3 6 Service HCP INCO 01 2009 Error descrip tion Error message E 3 alternates with display of temperature Cause of error Pt100 temperature sensor of monitoring controller faulty Monitoring controller is work ing in emergency mode with the temperature value of the Pt100 temperature sensor from the operating controller Error messages in timer display Error message EO Error message CN is only dis played for approximately 10 sec after switching on Error message EI Serious configuration error e g incorrect chamber type or vvrong temperature range Checksum error error vvhen saving setpoint values Communication vvith main board 1 interrupted Error messages in temperature display Error message El Error message E2 Error message E3 Error message E 3 alternates with display of temperature Mainboard actuator Triac faulty Mainboard faulty Pt100 temperature sensor of operating controller faulty Pt100 temperature sensor of operating controller is faulty Operating controller work ing in emergency mode with the temperature value of the Pt100 temperature sensor from the monitoring control ler memmert Rectifying errors Replace Pt100 temperature sensor of the monitoring controller on plug J3 page 22 Replace controller page 16 The error can be rectified by the controller af
34. ter a setpoint parameter has again been saved If the er ror should continue occur ring or cannot be rectified Replace controller page 16 Check connection lead page 14 replace motherboard If necessary Replace mainboard page 14 Replace mainboard page 14 Replace Pt100 temperature sensor of the operating controller on plug J4 page 22 Replace Pt100 temperature sensor of the operating controller on plug J4 page 22 Error messages in the CO display only for incubators of the INCO type Error message ED Error message COW in CO display CO sensor faulty Checksum error error when Saving setpoint values Replace CO measuring board and CO sensor page 39 Replace CO measuring board and CO sensor page 39 Error messages in humidity display only for corresponding model Error message E6 Humidity sensor faulty Service HCP INCO 01 2009 Replace humidity sensor page 38 memmert 5 Overview Appliance assembly Fig 1 Construction shown in figure Maximum fittings for INCO incubator the actual fittings may vary depending on the appliance type Top panel see page 9 Rear panel see page 10 Right side panel Door see page 25 Inner door see page 31 Fan shaft see page 19 Left side panel Control unit see page 11 00 ND AN P UY NM 8 Service HCP INCO 01 2009 memmert 6 Removing covers For some service work it is necessary to remove case panels top pan
35. ting can be tested with a resistance measurement The measurement should be taken at the upper and lower spring contact Fig 24 The resistance must be approx 12 O 11 5 2 Contact Adjust door see page 26 in case the spring contact Fig 24 in the door does not touch the door contact surface Fig 25 when the door is closed The spring contacts can be pulled out of the mounting with flat pliers and replaced Fig 24 Spring contact in door Fig 25 Door contact surface Spare part Spring contact 30 Spare part number E02743 Service HCP INCO 01 2009 memmert 11 6 Adjusting and removing inner door 11 6 1 Adjusting inner door 1 Loosen screws 1 do not remove screws completely as oth erwise the mounting block inside will fall out 2 Check the screw 2 in the hinge and tighten if necessary 3 Adjust the inner door 4 and tighten screws 1 again O If amounting block has fallen out you can reach it by pulling out the side section and then mount it again 11 6 2 Removing the inner door Undo the screw 2 counter with open end wrench tilt glass door forwards and lift out from lower hinge NI E Fig 26 Adjusting removing inner door Screws Screw Inner door hinge Inner door Outer door open Spare part Spare part number U ls Uy NN 108 BO3300 Glass inner door incl hinge 153 BO3670 246 BO3644 top BO2902 Hinge bottom BO2903 Service HCP INCO 01 200
36. tric socket Headless screw U AUN The locking plate 7 can also be adjusted in the direction of the arrovvs after undoing the screvvs Aftervvards screvv the locking plate ke back firmly en Fig 19 Adjusting the locking plate 6 Screw 7 Locking plate 26 Service HCP INCO 01 2009 memmert 11 3 Removing and installing the door lock GE IS gi Undo screws 6 Remove the lock cover 5 Screw off the door panel 2 and lift up Pull off the door handle lid 1 Pull off the circlip 2 sideways and remove the door handle 3 Undo the guide screw 4 remove the circlips 10 and coil springs 12 Pull out the axles 11 sideways and push the locking pins 7 outwards Remove the door lock mechanism 6 8 9 Fig 20 Door lock Door Door panel Door seal Locking mechanism Lock cover OY U1 P N Service HCP INCO 01 2009 Screws 21 memmert Fig 21 Locking mechanism Door handle cover Circlip Door handle Guide screw Sleeve Locking bracket Locking pins Locking bolt Transmission pin 10 Disc for door handle 11 Flat head screw 12 Locking arm straight 13 Locking arm angled 14 Axles 15 Circlips small LO 0 ND Ul P A 8 9 1011121314 Spare part Spare part number Door Door eccentric tappet Door lock complete vvithout locking pins Locking pins Locking plate 28 108 153 246 all all 108 1531246 all BO3299 B04052 B03
37. witch on appliance and check the function of the new main switch module and the push turn control If the error has not been rectified Contact the manufacturer Fig 7 Mam switch module see also control unit overview on pages 11 and 12 1 2 3 A Pushfturn control Mounting bolts left and right Main switch Plug controller slot J2 Spare part Spare part number Main svvitch module B04425 Service HCP INCO 01 2009 memmert 7 4 Replacing the controller 1 Disconnect the mains plug 2 Remove the top panel see page 9 3 Pull off the push turn control to the front see page 15 4 Undo three screws Fig 8 3 and remove the main switch module 4 5 Cut through three HCP or four INCO cable ties 2 with wire cutting pliers and discard 6 Pull off and label the plugs of the respective controller slots Jx 7 Remove controller 1 to the rear 8 Insert new controller and fasten controller and main switch module with three screws 3 9 Reconnect plug to the respective controller slots 10 Push the push turn control back on 11 Put the top panel back on connect the mains plug 12 Subject the appliance to a function test If it should still work incorrectly contact the manufacturer J13 2 J4 J3 J1 3 34 3J2 J9 2 J8 Fig 8 Replace controller the example shows the CO INCO incubator controller see also control unit over view on pages 11 and 12 1 Controller 2 Cable straps 3
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