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Thermo Scientific STP-120, Service Manual

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Thermo Scientific STP-120 Service Manual Download Page 34

STP 120 Tissue Processor - Service Manual - Appendix

 

Page 34 

Spare parts list 

 

CODE 

 

DESCRIPTION 

STP-001 

 CARROUSEL PROCESSOR BASIS 

STP-002 

 CARROUSEL PROCESSOR COVER 

STP-003 

 CORCOM MAINS CONNECTOR PLATE  

STP-004 

 PARAFFIN CONNECTOR PLATE 

STP-005 

 LOWER BACK COVER 

STP-006 

 LOWER FRONT COVER No 104 

STP-007 

 ACTIVATED CHARCOAL FILTER HOLD PLATE 

STP-008 

 ACTIVATED CHARCOAL FILTER GRID 

STP-009 

 MECHANICS PROTECTOR 

STP-010 

 AIR DUCT RING 

STP-011 

 STAINLESS STEEL VESSEL BASIS No 101 

STP-012 

 STAINLESS STEEL TOP LID No 102 

STP-013 

 IRON MECHANICS BASIS No 103 

STP-014 

 ELECTRONICS HOLD ZINC PLATED 

STP-015 

 DELRIN C O-RING 

STP-016 

 BRASS WHEEL AXIS 

STP-017 

 VESSEL CENTERING (SPOTS)  

STP-018 

 LID AXIS DELRIN VESSELS (Dummy stirrer) 

STP-019 

 LID AXIS DELRIN VESSELS  

STP-020 

 VESSEL LID 

STP-021 

 BASKET HOLD (ALUMINIUM) 

STP-022 

 ALUMINIUM STIRRER 

STP-023 

 ALUMINIUM STIRRER LID 

STP-024 

 STIRRER BELT TENSOR ASSEMBLY  

STP-025 

 TOOTHED BELT MOD. 364XL037 

STP-026 

 CARROUSEL MECHANICS COMPLETE 

STP-027 

 INDUCTIVE SENSORS HOLDER 

STP-028 

 INDUCTIVE SENSORS 

STP-029 

 KERK SPINDLE MOD. B6025 

STP-030  

 BUHLER MOTOR 27 rpm 

STP-031 

 BUHLER MOTOR 56 rpm 

STP-032 

 MAE STEP MOTOR 

STP-033 

 INITIAL POS. LIMIT SWITCHES 

STP-034 

 STATION CHANGE LIMIT SWITCH 

STP-035 

 FRONT PANEL (Keyboard) 

STP-036 

 MICRO BOARD CARD "MICCAR V15" 

STP-037 

 POWER BOARD CARD "BASCAR V15" 

STP-038 

 FLAT SETS "MICCAR V15 - BASCAR V15" CONNECTION 

STP-039 

 FLAT SETS "MICCAR V15 - FRONT PANEL" CONNECTION 

STP-040 

 BATTERY 12 V 

STP-041 

 TOROIDAL TRANSFORMER MOD. 8902 

STP-042 

 CORCOM MAINS FILTER PSOSXDSXA 

STP-043 

 CORCOM FILTER FUSES + SPARE PARTS 

STP-044 

 BATTERY SWITCHOVER 

STP-045 

 5-PINS HOUSING CONNECTOR PARAFFIN VESSELS 

STP-046 

 5-PINS AERIAL CONNECTOR PARAFFIN VESSELS 

STP-047 

 MAINS CABLE 230V 

STP-048 

 MAINS CABLE 115V "American" 

Summary of Contents for STP-120

Page 1: ...TISSUE PROCESSOR STP 120 SERVICE MANUAL Version 01 14 ...

Page 2: ...UP 13 WARNING MESSAGES ON THE DISPLAY 15 REPLACEMENT OF COMPONENTS 25 BATTERY 25 FAN 25 ACTIVATED CHARCOAL FILTER 26 MAINS SWITCH 26 BATH CONNECTOR 26 DISMANTLING THE UPPER PART 27 LOCATION OF COMPONENTS AND REFERENCE NUMBERS 30 SPARE PARTS LIST 34 APPENDIX 36 WIRING DIAGRAMS 36 ATTENTION This manual is designed for the exclusive use of service technicians with adequate training in carrying out me...

Page 3: ...uarantee is either specified or implied Any unauthorised changes or repairs carried out by third parties shall make this guarantee null and void The guarantee expires in the event of inadequate or erroneous use of the instrument or in the event that warning or cautionary messages are ignored The manufacturer assumes no responsibility for any damage that may be caused except in the case of manifest...

Page 4: ...g with an earth terminal The power supply should be connected to a safety earth circuit and comply with the standards of the International Electrotechnical Commission IEC DANGER MAINS VOLTAGE Do not remove the covers from the instrument while it is in operation Any replacement or adjustment of components should be only be carried out by authorised trained maintenance staff Disconnect the unit from...

Page 5: ...400 VA Fuses 115 V 2 x T4A 230 V 2 x T2A Battery Nickel Cadmium 12V 600 mA IEC Classification 1010 EN61010 1 Degree of protection against electrical shock 1 Pollution class II Noise 70 dB Capacity Reagent stations Number of reagent vessels 10 9 if 3 are for paraffin Volume per reagent vessel 1 8 L Baskets for the specimen holders Number of baskets 1 option of 2 Basket capacity 120 specimen holders...

Page 6: ...rements CISPR 22 1993 Limits and methods of measurements of radio interference characteristics of information technology equipment EN 55015 1993 Limits and methods of measurements of radio interference characteristics of household electrical appliances portable tools and similar electrical apparatus IEC 1000 3 2 1995 Electromagnetic compatibility EMC Part 3 Limits Section 2 Limits for harmonic cur...

Page 7: ...zes Small socket wrench in metric sizes If it is necessary to replace temperature probes apart from the corresponding spare parts the following items will also be required Cyanoacrylate adhesive e g Loctite etc Silicone for semiconductors Standard neutral silicone Solvent and cutter Cable clamps nylon small Sealed connection tags for the paraffin baths Before taking any of the voltage readings con...

Page 8: ...ting voltage and fuse replacement Values of the fuses 115 V 4 AT 230 V 2 AT 230 V Check the power supply fuses Have they blown YES Try to determine why the fuses blow Make sure there is no short circuit Correct the fault Replace the fuses 115V 4AT or 230V 2AT as described above and go to the next step NO Make sure that the fuse has been inserted correctly Make sure that the clips holding the fuse ...

Page 9: ...er the cover of the unit by pressing the key 7 Place the unit in position for dismantling as shown in the figure below and remove the lower front cover Dismantling position ATTENTION Before lifting the unit make sure that there is sufficient space behind the unit to prevent the cover bumping against any object if it needs to be raised Lift the unit by holding it at the base never hold it by the co...

Page 10: ...board CON 6 LINE IN Is there voltage YES Check whether there is the same mains voltage between terminals A and D on CON6 TRF OUT of resistance circuit board 115V or 230V as selected on the mains switch NO Turn off the unit Disconnect the power supply cable Replace the lower cover and place the unit in a horizontal position Replace the mains switch with an identical make and model as shown in the f...

Page 11: ...smantling the MICCAR V30 circuit board Connect the unit to the mains power supply and make sure that it functions correctly NO Disconnect the unit from the power supply and replace the BASCAR V15 circuit board access to this circuit board requires dismantling the MICCAR V15 circuit board Connect the unit to the mains power supply and make sure that it functions correctly Check correct operation Do...

Page 12: ...ARNING 1 Disconnect the unit from the mains power supply 2 Make sure that the connectors of the flat connection strips between the keyboard and the MICCAR V30 circuit board are inserted correctly Check the flat strips Are they inserted correctly YES Change the front keyboard and the flat strips between the front keyboard and the MICCAR V30 circuit board Connect the unit and make sure it operates c...

Page 13: ...with connector 12 does not heat when connected in position 11 the paraffin bath is very probably faulty If the paraffin bath that did not heat with connector 12 does heat up when connected in position 11 the error is probably due to the control electronics Repairing the paraffin bath 1 Dismantle the paraffin bath as shown in the figure on page 18 2 Check the continuity of the heater circuit and th...

Page 14: ... of the bath NO If there is no voltage at the output check the corresponding fuse see table above If the fuse is blown replace it and make certain that there is no short circuit in the output connector the cable or the bath If there are no blown fuses check the input voltage at the terminals of the circuit board corresponding to each bath see table above Check the input voltage of the heaters Is t...

Page 15: ...eplaced check fuses F6 and F7 on the BASCAR V15 circuit board Procedure 1 Connect the unit to the mains power supply 2 Turn the switch at the rear of the unit to the ON position 3 Follow the procedure described on page 9 skipping points 1 and 2 4 After point 7 disconnect the unit from the power supply 5 Once the unit has been placed in position for dismantling first remove the MICCAR V30 circuit b...

Page 16: ...e base Proceed as described on page 9 skipping points 1 and 2 and place the unit in the inclined position Pay close attention to the precautions described in ATTENTION and WARNING Procedure Take the same readings and perform the same operations as described on page 10 as of point 9 to check Resistance circuit board A voltage of 12V between terminals 17 and 19 of the BASCAR V15 circuit board Fuse F...

Page 17: ...rature probe of the bath The BASCAR V15 circuit board The MICCAR V30 circuit board Check by elimination Before proceeding with any measurements determine by elimination whether the failure is the bath or the control electronics If for example the error message indicates that it refers to probe 12 proceed as follows 1 Turn off the unit 2 Invert the connectors to baths 11 and 12 3 Re start the unit ...

Page 18: ...e silicone and adhesive using a cutter 3 Clean the surface with solvent and allow to dry 4 Place the new probe with the flat face in contact with the surface Refer to the figure and glue it in position using the cyanoacrylate adhesive use the adhesive with care and follow the manufacturer s instructions 5 Once the adhesive has hardened cover the area with semiconductor silicone to increase the con...

Page 19: ...t is in blocked status this may be done by proceeding as described below and bearing the following precautions in mind make sure that the paraffin bath is completely empty or make sure that the paraffin is in its liquid state If these two conditions are not observed there is a very high risk of causing serious damage to the unit Procedure for cancelling the solid paraffin blocked status 1 Press th...

Page 20: ... MICCAR V30 circuit board Before attempting to replace the RAM CLOCK order a new one from the manufacturer Replacing the RAM CLOCK Replacement of the RAM CLOCK requires dismantling the MICCAR V30 circuit board Refer to page 9 to place the unit in dismantling position Refer to page 10 and following to locate the MICCAR V30 circuit board Once the RAM CLOCK has been replaced reassemble the circuit bo...

Page 21: ... turn on the mains switch at the rear of the unit ON 3 Once the initial self test has been completed press the key to raise the carrousel cover Make sure that the cover can be raised while the unit is in the inclined position 4 Once the carrousel has been raised set the tester to measure voltage 4 V DC and place the positive lead of the tester on terminal 55 and the negative lead on terminal 56 5 ...

Page 22: ...pending on whether the movement is up or down The criteria for replacement of the motor or the circuit boards are the same as for horizontal movement This message appears when the control system detects a malfunction in the sensors or microswitches that detect movement of the unit Check the vertical position sensors First of all determine whether it is a malfunction in the vertical position sensor...

Page 23: ...ddle vertical sensor middle DL12 Upper vertical sensor top The corresponding LEDs are LIT when the sensor or microswitch IS NOT ACTIVATED Example of the indications LED lit LED off 5 6 7 8 9 10 11 12 Position once the station change is completed Station 1 11 Cover closed Station 1 11 Cover half open Station 1 11 Cover open Station 12 Cover closed DL5 DL6 DL7 DL8 DL9 DL10 DL11 DL12 LEDs indicating ...

Page 24: ...ut As the inputs to the circuit board are being activated manually an error message may appear on the display Cancel the error by pressing the ALARM key If all the microswitches and sensors are functioning correctly replace the BASCAR 15 circuit board Refer to the procedure described on pages 9 and 10 If one of the LEDs does not go on and off when activating and deactivating the microswitch or the...

Page 25: ... 2 Open the rear cover of the unit as shown in the figure above 3 Disconnect the battery or fan from the polar connector 4 Remove the two or four screws holding the battery or the fan in place 5 Insert the new battery or fan 6 Reconnect the polar connector 7 Replace the cover Polar connector fan 2 screws holding the battery in place Battery 12 V DC Polar connector battery Fan 4 screws holding the ...

Page 26: ...mponents Procedure 1 Disconnect the unit from the power supply 2 Remove the screws holding the component in place and replace it with an identical component 3 Replace the screws 4 Connect the power supply cable and check correct operation of the unit Bath connectors Activated charcoal filters 2 Mains switch power supply ...

Page 27: ...f limit switches and detectors Replacement of motors Refer to the procedures on the following pages 3 screws cover 6 screws cover 3 screws cover 6 screws metal disk Belt tensor Mounting the second basket replacing the cover with a basket holder Cover Drive coupling Screws for holding and adjusting the coupling on the drive shaft Drive shaft ...

Page 28: ...emove the six screws holding the metal disk to the drive coupling 2 Remove the metal disk from the drive coupling 3 Remove the toothed belt pulley from the drive shaft 4 Important Before loosening the two screws that hold the coupling to the drive shaft see previous page mark the position of the coupling on the shaft 5 Loosen the two screws holding the coupling and remove it 6 Remove the two metal...

Page 29: ...ICROSWITCHES DETECTORS Motor for rotating the basket Vertical motor raise lower Horizontal motor station change Microswitch station 12 Station change microswitch Detector for the upper position top Detector for the middle position middle Detector for the lower position bottom Horizontal motor Universal joint for the horizontal motor ...

Page 30: ... Processor Service Manual Appendix Page 30 Location of components and reference numbers STP 002 STP 012 STP 020 STP 019 STP 009 STP 010 STP 047 STP 048 STP 017 STP 060 STP 061 STP 021 STP 022 STP 018 STP 024 STP 025 ...

Page 31: ...STP 120 Tissue Processor Service Manual Appendix Page 31 STP 044 STP 042 STP 049 STP 040 STP 050 STP 008 STP 045 ...

Page 32: ...STP 120 Tissue Processor Service Manual Appendix Page 32 STP 035 STP 037 STP 036 STP 041 STP 006 STP 015 STP 016 STP 094 ...

Page 33: ...STP 120 Tissue Processor Service Manual Appendix Page 33 STP 030 STP 034 STP 033 STP 032 STP 031 STP 028 ...

Page 34: ... STP 021 BASKET HOLD ALUMINIUM STP 022 ALUMINIUM STIRRER STP 023 ALUMINIUM STIRRER LID STP 024 STIRRER BELT TENSOR ASSEMBLY STP 025 TOOTHED BELT MOD 364XL037 STP 026 CARROUSEL MECHANICS COMPLETE STP 027 INDUCTIVE SENSORS HOLDER STP 028 INDUCTIVE SENSORS STP 029 KERK SPINDLE MOD B6025 STP 030 BUHLER MOTOR 27 rpm STP 031 BUHLER MOTOR 56 rpm STP 032 MAE STEP MOTOR STP 033 INITIAL POS LIMIT SWITCHES S...

Page 35: ...ET COUNTERWEIGHT STP 063 REAGENT CRYSTAL VESSELS STP 064 REAGENT ALUMINIUM VESSELS STP 065 CHROME PLATED HOLDER ALUMINIUM VESSELS STP 066 CHROME PLATED HOLDER HANDLES STP 067 ALUMINIUM VESSEL HOLDER COMPLETE STP 068 DANGER PICTOGRAM PARAFFIN VESSEL STP 069 DANGER PICTOGRAM MECHANICAL RISK STP 070 WOODEN PACKING STP 071 WOODEN INTERNAL DIVIDER STP 072 ESTRATOCEL PROTECTION ASSEMBLY STP 073 GAS EXTR...

Page 36: ...STP 120 Tissue Processor Service Manual Appendix Page 36 Appendix Wiring diagrams Wiring diagram 37 BASCAR V15 circuit board 38 List of components 39 MICCAR V30 circuit board 47 List of components 48 ...

Page 37: ...STP 120 Tissue Processor Service Manual Appendix Page 37 Wiring diagram ...

Page 38: ...STP 120 Tissue Processor Service Manual Appendix Page 38 BASCAR V15 Board ...

Page 39: ...6X3K3 RED2 2 8PW5 08 J11 J26 1 8PW5 09 J12 1 8X10K RED1 4 9PW5 08 J1 J9 J19 J22 1 9V1 Z9 2 10K R13 R41 1 10K 1 R10 4 10NF MKT C37 C38 C50 C51 8 15NF MKT C33 C34 C35 C36 C46 C47 C48 C49 4 15R1 2W R21 R22 R30 R31 2 22K R18 R27 1 47R R2 1 62R 1 2W R9 3 74HC14 IC2 IC7 IC11 1 100K R8 5 100NF C C16 C25 C26 C39 C52 4 100NF MKT C30 C31 C43 C44 4 120R R3 r4 R5 R6 1 125mA ST F7 4 220NF MKT C28 C29 C41 C42 1...

Page 40: ... K814P IC1 1 KBPC2500 D1 4 L6203 IC8 IC9 IC12 IC13 2 L6506 IC10 IC14 12 LED ROJO DL1 DL2 DL3 DL4 DL5 DL6 DL7 DL8 DL9 DL10 DL11 DL12 1 LM193 IC15 4 MCT6 IC3 IC4 IC5 IC6 23 N C J2 J3 J4 J7 J8 J10 J13 J15 J16 J17 J18 J20 J21 J23 J24 J25 J27 J28 J29 J30 J31 J32 R1 1 REF1119 90 80 81 5 4 REF1224 4 1 2 3 4 4 REF2906 7 6 7 8 9 4 S216S02 RS1 RS2 RS3 RS4 1 SB590 D5 ...

Page 41: ...6 100 nF C C8 C15 C16 C17 C21 C27 C28 C37 C38 C39 C40 C43 C52 C53 C54 C55 24 1 nF C C9 C10 C11 C12 C13 C26 C29 C30 C31 C32 C33 C34 C35 C36 C44 C45 C46 C47 C48 C49 C50 C51 C56 C57 2 15 pF C C18 C19 5 N C J6 IC20 D37 C60 R76 2 BZX5V8 D8 D1 14 5K14 D2 D4 D5 D6 D7 D17 D18 D19 D20 D21 D22 D23 D24 D41 18 ESDA6V1W5 D9 D10 D11 D12 D13 D14 D15 D16 D25 D26 D27 D28 D30 D31 D32 D33 D35 D36 4 S1M D34 D38 D39 D...

Page 42: ...V LP J8 1 VERMELL L1 4 CHOQUE L2 L3 L4 L5 6 10Kx8 RED1 RED3 RED4 RED5 RED6 RED7 1 3K3x8 RED2 7 1K R1 R10 R77 R79 R83 R86 R92 11 820 Ω R2 R64 R65 R66 R67 R68 R69 R70 R71 R74 R75 9 10K R3 R4 R5 R6 R7 R8 R12 R72 R73 1 49K9 1 R9 1 6K8 1 R11 23 270 Ω R13 R17 R18 R19 R20 R21 R22 R23 R24 R25 R26 R27 R28 R29 R30 R31 R32 R88 R89 R90 R91 R93 R94 9 47 Ω R16 R49 R50 R51 R52 R53 R54 R55 R56 26 27 Ω R33 R34 R35...

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