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SERVICE MANUAL
Wellwash 4 / 4Mk2
Thermo Fisher Scientific, Ratastie 2, P.O.Box 100, 01621 Vantaa, Finland
Telefax +358-9-32910 409, Tel. +358-9-329 100
WW004/853
(17.10.2007)

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  • Page 1 SERVICE MANUAL Wellwash 4 / 4Mk2 Thermo Fisher Scientific, Ratastie 2, P.O.Box 100, 01621 Vantaa, Finland Telefax +358-9-32910 409, Tel. +358-9-329 100 WW004/853 (17.10.2007)
  • Page 25 ® Wellwash ® Thermo Scientific Wellwash 4 Mk 2 User Manual Rev. 2.3, Cat. no. 1507340...
  • Page 26 Thermo Scientific Wellwash 4 Mk 2, Cat. no. 5160772 (115 V), 5160770 (230 V) or 5160771 (100 V) User Manual Rev. 2.3; August 2007, Cat. no. 1507340 Copyright Copyright © 2007 Thermo Fisher Scientific. All rights reserved. Printed in Finland. Reproduction of the accompanying user documentation in whole or in part is prohibited.
  • Page 27: Table Of Contents

    Warranty Certificate ..................... 58 Index ..........................59 Glossary and Abbreviations ..................63 Appendix A: Wellwash 4 Mk 2 Quick Reference Guide..............64 Appendix B: Certificate of Decontamination ................... 65 Appendix C: Wellwash 4 Mk 2 Feedback Form ................66 Appendix D: Addresses ........................67 Notes ..........................
  • Page 28 Table of Contents Safety Symbols and Markings..................7 About the User Manual ....................8 Introduction to the Wellwash 4 Mk 2 ................9 Intended use ........................9 Principle of operation...................... 9 Advantages of using Wellwash 4 Mk 2 ................9 Functional Description ....................
  • Page 29 Keywords for web pages ....................63 13.2 Literature........................63 Appendix A: Wellwash 4 Mk 2 Quick Reference Guide..............64 Appendix B: Certificate of Decontamination ................... 65 Appendix C: Wellwash 4 Mk 2 Feedback Form ................66 Appendix D: Addresses ........................67 Notes ..........................
  • Page 30 List of Figures and List of Tables List of Figures Fig. 4.1 Wellwash 4 Mk 2 microplate washer..............11 Fig. 4.2 Keypad......................... 12 Fig. 5.1 Accessories included with the instrument............14 Fig. 5.2 Spare tubing ......................15 Fig. 5.3 Wash arm assembly tubing ................. 15 Fig.
  • Page 31: Safety Symbols And Markings

    1 Safety Symbols and Markings These symbols are intended to draw your attention to particularly important information and alert you to the presence of hazards as indicated. Safety symbols and markings used on the Wellwash 4 Mk 2 Power ON Power OFF...
  • Page 32: About The User Manual

    2 About the User Manual This User Manual has been written for the actual user (e.g., laboratory technician) and provides information on the Thermo Scientific Wellwash 4 Mk 2 microplate strip washer, including installation and operating instructions. Read the manual in its entirety prior to operating the instrument.
  • Page 33: Introduction To The Wellwash 4 Mk 2

    3.1 Intended use The Wellwash 4 Mk 2 is a microplate washer for 96-well plates. It can be used in research or routine-test laboratories by trained personnel to wash Microtiter microplates and strips in 96-well plate format that meet the SBS standards.
  • Page 34 Chapter 3: Introduction to the Wellwash 4 Mk 2 • Quick release wash/waste bottle caps • Automatic pump shutdown • Effective liquid management Thermo Scientific Wellwash ® 4 Mk 2 User Manual Rev.2.3, Cat. no. 1507340...
  • Page 35: Functional Description

    Chapter 4: Functional Description 4 Functional Description The Wellwash 4 Mk 2 is designed to wash wells in an 8 x 12 microplate. It comprises a pump unit and a washer unit (Fig. 4.1), which are connected by power, air and liquid lines.
  • Page 36: Controls And Indicators

    Chapter 4: Functional Description 4.1 Controls and indicators Here is a description of the controls and indicators on the Wellwash 4 Mk 2. POWER ON/OFF switch This two-position switch at the rear of the pump unit controls the electrical power to both the pump and washer units.
  • Page 37: Installation

    Table 5.1 Installation check list Tick Item Unpack the Wellwash 4 Mk 2 instrument carefully. Refer to 5.2.1. Keep the original packaging and packing material for future transportation. Check the delivery for completeness. Refer to 5.2.2. Check for damage during transport. Refer to 5.2.3.
  • Page 38: Checking Delivery For Completeness

    Chapter 5: Installation Fig. 4.1 shows the pump and washer units in their entirety. Lift out the washer and pump units, removing the shaped packing pieces from around the washer, and place them on a flat level surface. To lift the instrument, put your fingers under the bottom on both sides and lift it with your back straight.
  • Page 39: Checking For Damage During Transport

    Chapter 5: Installation Waste liquid spare tube Reagent liquid spare tube Pinch valve spare tubes (item 3 in Fig. 5.3) (see Section 7.1.8 Pinch valve) Wash arm assembly spare tube (item 2 in Fig. 5.3) Wash arm assembly spare tube (item 4 in Fig. 5.3) Wash arm assembly spare tube (item 1 in Fig.
  • Page 40: Environmental Requirements

    This should be taken into account when deciding where the instrument should be located and operated. The Wellwash 4 Mk 2 does not produce operating noise at a level that would be harmful. No sound level measurements are required after installation.
  • Page 41: Installation Procedure

    Chapter 5: Installation 5.3 Installation procedure Any suitably skilled person using standard tools may carry out the following procedure. 1. Rest the pump unit on its side and remove the transit screws (the Allen cap head type is painted red) using the key supplied (Fig. 5.1, item 5). Relocate them in the retaining holes provided (Fig.
  • Page 42: Fig. 5.5 Pinch Valve Holder

    Chapter 5: Installation 4. Lift the wash arm assembly (the stainless steel cover). Remove the pinch valve holder (Fig. 5.5) before use. Store the wire holder for future use. Pinch valve holder Fig. 5.5 Pinch valve holder Note: The wash heads are packed separately. Install them before use. 5.
  • Page 43: How To Install The Pump Unit And Washer Unit Connections

    Chapter 5: Installation 6. Slide the wash head between the holders (Fig. 5.7). Note: The wash heads will only fit into the end slots when the raised flange on the wash head is facing the front. Fig. 5.7 Sliding the wash head between the holders 5.3.1 How to install the pump unit and washer unit connections Fig.
  • Page 44: Fig. 5.9 Liquid Level Sensor System

    Chapter 5: Installation 2. Connect the pressure feed from the pump on the right to the wash bottle using the black-coded tube. 3. Connect the vacuum feed tube (red) from the pump to the waste bottle (Fig. 5.9, item 2). 4.
  • Page 45: Fig. 5.10 Removing The Plastic Caps

    Chapter 5: Installation 6. Remove the three (3) black plastic caps from the hose connectors and the pump control at the rear of the washer unit (Fig. 5.10). Fig. 5.10 Removing the plastic caps 7. Slide the two units together until the locating dowel and electrical connectors are firmly engaged (Fig.
  • Page 46: Fig. 5.12 Opening And Closing The Bottle

    Chapter 5: Installation 8. Open the wash bottle (Fig. 4.1, item 4) by rotating the cap ring, while the white plug remains stationary. Lift the cap ring and open the plug. Fill the wash bottle up to the shoulder with wash reagent and reconnect ensuring that the plug mates correctly with the bottle insert (Fig.
  • Page 47: Wash Head Height

    Chapter 5: Installation 5.3.2 Wash head height To accommodate the differences in size and volume capacity of manufacturers’ microplates, the height of the wash head is adjustable. This means that a positive meniscus can always be obtained without an unnecessary waste of wash reagent.
  • Page 48: Mains Supply Cable

    Chapter 5: Installation 5.3.3 Mains supply cable Warning: Never operate your instrument from a power outlet that has no ground connection. Never use a mains supply cable (cord) other than the Thermo Scientific mains supply cable designed for your region. 1.
  • Page 49: Fig. 5.16 Placing The Microplate With 12-Way And 8-Way Wash Head

    Chapter 5: Installation second intervals until the PRIME indicator is reached. The pressure generation takes 10 seconds. The PRIME indicator continues flashing to prompt the user to prime the system. 4. Select the preprogrammed wash card for 1 wash and for the 12-way wash head.
  • Page 50: Operation

    Chapter 6: Operation 6 Operation 6.1 Operational checklist Table 6.1 Operational checklist Tick Item Fill the wash bottle with appropriate washing reagent. Select the program card and insert it. When using the programmable switch card, check the settings. Switch the instrument ON. Prime the instrument.
  • Page 51: Washing A Microplate

    Chapter 6: Operation 6.2 Washing a microplate Ensure that the instrument is switched OFF. Fill the wash Open the wash bottle cap (Fig. 6.1) very carefully to release any bottle and residual pressure. Let the hissing sound end prior to opening the cap empty the all the way.
  • Page 52 Chapter 6: Operation Warning: If the instrument is used in a manner not specified by the manufacturer, the protection provided by the instrument may be impaired. See Section 9.1 General specifications. Caution: Handle the microplate with care to avoid any contamination of the instrument and the subsequent specimens.
  • Page 53: Priming Procedure

    Chapter 6: Operation Caution: DO NOT smoke, eat or drink while using the Wellwash 4 Mk 2. Wash your hands thoroughly after handling test plates. Observe normal laboratory procedures for handling potentially dangerous plates. Use proper protective clothing. Use disposable gloves. Ensure that the working area is well ventilated.
  • Page 54: Adding Wash Reagent

    Chapter 6: Operation 6.4 Adding wash reagent To add wash reagent, first release the pressure from the wash bottle by carefully opening the bottle cap (see Fig. 6.1). Let the hissing sound end prior to opening the cap all the way. Fig.
  • Page 55: Program Selection

    Chapter 6: Operation 6.5 Program selection Choose an appropriate card for the wash routine. Plug the card into the slot located at the base to the right of the washer unit. Note: Before inserting any program card, ensure that it is clean and dry. Wiping the surfaces with a soft dry cloth will suffice.
  • Page 56: Two-Way Switch Functions

    Chapter 6: Operation Contained on the programmable switch card are four (4) rotary type and nine (9) two-way type switches each marked with their function. The setting of these switches controls the function of the washer, enabling a wide variety of protocols to be performed.
  • Page 57: Rotary Switch Functions

    Chapter 6: Operation F1 OFF – FINAL X1 and F2 OFF – FINAL X2 Table 6.2 Number of washes after a soak period Settings Number of washes F1 OFF F2 OFF FINAL X1 F2 OFF F1 OFF FINAL X2 FINAL X1 FINAL X2 PLATE –...
  • Page 58: Table 6.5 Pause (In Seconds) Between Each Washing Cycle

    Chapter 6: Operation PAUSE Set the pause between each wash cycle (Table 6.5). During the strip wash mode, the pause is between each row. During the plate wash mode, the pause is between each pass over the plate. Note: The times currently available are subject to approval and may be altered to suit individual customer requirements.
  • Page 59: Resetting

    (SDS, sodium dodecyl sulfate) or soap solution. If you have spilt infectious agents on the instrument, disinfect with 70% alcohol or other disinfectant. See the Wellwash 4 Mk 2 User Manual, Section 7.3. Last of all, put the dust cover on. 6.7.2...
  • Page 60: Maintenance

    Chapter 7: Maintenance 7 Maintenance 7.1 Regular and preventive maintenance 7.1.1 Service contracts It is strongly recommended that this instrument be regularly maintained and serviced every twelve (12) months on a contract basis by trained service engineers of the manufacturer. This will ensure that the product is properly maintained and that it gives trouble-free service.
  • Page 61: Immediate

    7.1.4 Immediate Although the Wellwash 4 Mk 2 is constructed from high-quality materials, you must immediately wipe away spilled saline solutions, solvents, acids or alkaline solutions from outer surfaces to prevent damage and wipe with deionized distilled aqua.
  • Page 62: Liquid Trap Bottle

    Although this occurrence is very rare, our customers are urged to follow this piece of advice. Bottles are available from Thermo Fisher Scientific Oy for the Wellwash 4 Mk 2 (Cat. no. WW934/1). Spare O rings for the bottle plugs are included in the spare parts bag delivered with the instrument (see Fig.
  • Page 63: Fig. 7.2 Opening The Liquid Trap Bottle Cover

    Chapter 7: Maintenance 3. Release the cover by slightly lifting the tube and slide the cover then upwards along the tube (Fig. 7.2) Fig. 7.2 Opening the liquid trap bottle cover Thermo Scientific Wellwash ® 4 Mk 2 User Manual Rev.2.3, Cat.
  • Page 64: Fig. 7.3 Pulling The Thick Tube Out Of The Liquid Trap Bottle

    Chapter 7: Maintenance 4. Pull the thick vacuum tube (with the 90° angle) out of the liquid trap bottle. Fig. 7.3 Pulling the thick tube out of the liquid trap bottle 5. Pull the thin tube out of the liquid trap bottle. Mark on the thin tube Fig.
  • Page 65: Fig. 7.5 Opening The Liquid Trap Bottle

    Chapter 7: Maintenance 6. Let the red-coded tube remain connected to the bottle cap and take the bottle out, unscrew the liquid trap bottle cap and empty the bottle. Fig. 7.5 Opening the liquid trap bottle 7. Close the bottle. Make sure the end of the red-coded tube is about 2 cm deeper inside the bottle than the thin tube will be.
  • Page 66: Pinch Valve

    Chapter 7: Maintenance 7.1.8 Pinch valve Occasionally the tube passing through the pinch valve becomes permanently closed, i.e., it will not return to its normal shape when the valve opens while in use. This tends to occur after extended periods of non-operation. Release the pressure in the tubing by opening the wash bottle cap slightly.
  • Page 67: Unclogging Tips

    Chapter 7: Maintenance 7.1.9 Unclogging tips The dispense/aspirate tips of the wash head may become clogged with salt deposits. To clear them, switch OFF the washer, lift up the wash arm assembly and unclog the tips using the small de-clogging tool provided (see Fig. 7.7). Push the de-clogging tool into the thin metal tube.
  • Page 68: Fuse Replacement

    Chapter 7: Maintenance 7.1.10 Fuse replacement 1. Switch OFF the washer and disconnect the mains supply cable. 2. Slide the washer and pump units open, and disconnect the pressure and vacuum tubing from the washer unit. Warning: Never disconnect the pressure tubing without first releasing the pressure by slightly opening the wash bottle cap.
  • Page 69: Fig. 7.10 Opening The Fuse Holder Of The Pump Unit

    Chapter 7: Maintenance 6. Ensure that the replacement has the same rating as appears on the rating label on the rear panel of the washer unit. Only use fuses specified by Thermo Fisher Scientific Oy. 7. Insert the new fuse to the fuse holder and push the holder into its place. Turn the holder clockwise about 45°...
  • Page 70: Disposal Of Materials

    Chapter 7: Maintenance Note: Ensure that only fuses with the required rated current and of the specified type are used for replacement. The use of makeshift fuses and the short-circuiting of fuse holders are prohibited. 7.2 Disposal of materials When disposing of used material, follow the Good Laboratory Practices. Refer to local regulations for the disposal of infectious material.
  • Page 71: How To Pack For Service

    Chapter 7: Maintenance 2. Prime the unit with distilled water from the wash bottle. 3. Lift the wash head and fill the prime tray with glutaraldehyde solution. 4. Aspirate the prime tray using the wash head, and then reprime the prime tray with distilled water.
  • Page 72: Packing

    7.4.1 Packing The Wellwash 4 Mk 2 comprises two units that are packed in a single box. For packing the washer and pump units, follow the procedure below: 1. Place the box on the floor and open the top. Put the bottom part of the package shock absorber at the bottom of the box.
  • Page 73: Troubleshooting

    Chapter 8: Troubleshooting 8 Troubleshooting Warning: DO NOT use the instrument if it appears that it does not function properly. 8.1 Troubleshooting guide The problems covered below in Table 8.1 are considered as faults that require repair or corrective repair. If the installation procedure is carefully followed, no faults should arise.
  • Page 74: Table 8.1 Troubleshooting List

    Chapter 8: Troubleshooting Table 8.1 Troubleshooting list Error Cause Action No POWER ON indicator Mains lead not connected Connect the lead to an appropriate supply. Fuse blown Replace the fuse. The pump unit POWER Switch the POWER switch switch is OFF VAC FAIL illuminated Wash bottle is full Empty the waste bottle.
  • Page 75 Chapter 8: Troubleshooting Wash arm assembly not Contact authorized service. moving as it should 10 Plate carrier not moving Obstacle on the plate Keep the slideway clean. as it should carrier slideway 11 Wash cycle does not Program card not inserted Push the program card all correspond to the all the way...
  • Page 76: Service Request Protocol

    UV radiation. Although this occurrence is very rare, our customers are urged to follow this piece of advice. Bottles are available from Thermo Fisher Scientific Oy for the Wellwash 4 Mk 2 (Cat. no. WW934/1). See Chapter 10 Ordering Information.
  • Page 77: Mechanical And Environmental

    Chapter 8: Troubleshooting Ensure that only fuses with the required rated current and of the specified type are used for replacement. The use of makeshift fuses and the short-circuiting of fuse holders are prohibited. Warning: When the instrument is connected to the mains supply, the opening of covers or the removal of components is likely to expose live parts.
  • Page 78: Defects And Abnormal Stresses

    Chapter 8: Troubleshooting 8.4 Defects and abnormal stresses Whenever it is likely that the protection has been impaired, the instrument should be made inoperative and be secured against any unintended operation. The protection is likely to be impaired if, for example, the instrument: 1.
  • Page 79: Technical Specifications

    Chapter 9: Technical Specifications 9 Technical Specifications 9.1 General specifications General specifications Overall dimensions Washer unit Pump unit 41 cm x 22 cm x 12 cm 30 cm x 18 cm x 16 cm [16.1" x 8.7" x 4.7"] [11.8" x 7.1" x 6.3"] Weight Washer unit Pump unit...
  • Page 80: Safety Specifications

    Type 006 100 – 120 Vac, 200 – 240 Vac 50/60 Hz, 300 VA CE mark Wellwash 4 Mk 2 conforms to the following requirements: 2006/95/EC (Low Voltage Directive) 2004/108/EC (Electromagnetic Compatibility Directive, EMC) FCC Part 15, Subpart B/Class B...
  • Page 81: Ordering Information

    Contact your local Thermo Fisher Scientific representative for ordering and service information. Code Instrument 5160770 Wellwash 4 Mk 2 220 – 240 V AC/50 Hz 5160772 Wellwash 4 Mk 2 110 – 120 V AC/60 Hz 10.1 List of accessories Code...
  • Page 82: Warranty Certificate

    Chapter 11: Warranty Certificate 11 Warranty Certificate Thermo Fisher Scientific Microplate Instrumentation Business’s Wellwash 4Mk2 is fully guaranteed against defective parts and materials including defects caused by poor workmanship for a period of twelve (12) months from the date of delivery. Thermo Fisher Scientific will repair or replace defective parts or materials during the term of warranty at no extra charge for materials and labor provided that the products were used and maintained in accordance with Thermo Fisher...
  • Page 83: Index

    Chapter 12: Index 12 Index Accessories............................56 inspecting............................14 unpacking............................12 Accessory pack............................. 13 Application............................65 Audible warning ........................... 30 Bottle caps ............................10 Bottles ..............................10 emptying ............................37 replacement interval ......................... 36 Buttons..............................11 Certificate of Decontamination ......................64 Check list...............................
  • Page 84 Chapter 12: Index Hose connectors........................... 20 How to disinfect the instrument ......................34 Idle state............................24, 30 Indicators .............................. 11 Installation............................. 12 check list............................12 site ..............................15 Installing liquid level sensor..........................19 pump and washer units together..................... 20 Instrument decontamination ..........................
  • Page 85 Chapter 12: Index Pinch valve..........................10, 19, 28 holder ..............................17 unpinching ............................41 Plate..............................9, 34 carrier ..............................34 Plate carrier..........................10, 26, 28 not moving ............................49 spillages............................. 36 Plate wash mode ..........................31 Power cable ............................23 Power indicator ............................
  • Page 86 Chapter 12: Index Tubes color codes............................18 unpinching ............................41 Two-way switches..........................31 Unpacking ............................. 12 Using after prolonged shutdown......................34 Vacuum fail indicator..........................11 Vacuum Fail indicator....................... 27, 28, 49 Voltage ..............................15 Volume..............................33 Warning signal............................30 Warranty ........................... 12, 16, 57 Wash arm assembly ..........................
  • Page 87: Glossary And Abbreviations

    Chapter 13: Glossary and Abbreviations 13 Glossary and Abbreviations Enzyme immunoassay. An immunoassay using a color-changing enzyme-substrate system for indicating results. A diagnostic test method to measure or detect a substance using antibody-antigen reactions. European Norm. European Union. International Electrotechnical Commission. Microplate A rigid or framed polystyrene plate with microwells in different well formats (e.g., 6, 12, 24, 48, 96, 384, 864, etc., wells) for ease of use in performing multiple tests...
  • Page 88: Appendix A: Wellwash 4 Mk 2 Quick Reference Guide

    Appendix A: Wellwash 4 Mk 2 Quick Reference Guide Appendix A: Wellwash 4 Mk 2 Quick Reference Guide Ensure that the instrument is switched OFF. Fill the wash Open the wash bottle cap (Fig. 6.1) very carefully to release any bottle and residual pressure.
  • Page 89: Appendix B: Certificate Of Decontamination

    Appendix B: Certificate of Decontamination Appendix B: Certificate of Decontamination The decontamination procedure is required prior to shipping the instrument to Thermo Fisher Scientific Oy, e.g., for repair. If, for any reason, the instrument is shipped back to Thermo Fisher Scientific Oy, it must be accompanied by a dated and signed Certificate of Decontamination, which must be attached to the outside of the package containing the instrument.
  • Page 90: Appendix C: Wellwash 4 Mk 2 Feedback Form

    Appendix C: Wellwash 4 Mk 2 Feedback Form Please send to Thermo Fisher Scientific Oy Fax: +358-9-32910415 Appendix C: Wellwash 4 Mk 2 Feedback Form Cat. no. Serial no. PURCHASED BY PURCHASED FROM Company/Organization Distributor Department Address Address Tel. Tel.
  • Page 91: Appendix D: Addresses

    Appendix D: Addresses Appendix D: Addresses For the latest information on products and services, visit our worldwide web sites on the Internet at: http://www.thermo.com Manufactured by: Distributed by: Thermo Fisher Scientific Oy P.O. Box 100, FI-01621 Vantaa, Finland Tel. +358-9-329 100, Fax +358-9-3291 0415 www.thermo.com Thermo Scientific Wellwash ®...
  • Page 92: Notes

    Thermo Scientific Wellwash ® 4 Mk 2 User Manual Rev.2.3, Cat. no. 1507340...
  • Page 93 Thermo Scientific Wellwash ® 4 Mk 2 User Manual Rev.2.3, Cat. no. 1507340...
  • Page 94 Thermo Scientific Wellwash ® 4 Mk 2 User Manual Rev.2.3, Cat. no. 1507340...
  • Page 110 Only for old WW4 ONLY FOR OLD WW4 MODELS...
  • Page 111 ONLY FOR OLD WW4 MODELS...
  • Page 112 ONLY FOR OLD WW4 MODELS...
  • Page 113 ONLY FOR OLD WW4 MODELS...
  • Page 114 Attention! in all WW 4 mk2 units the vacuum fail switch is in the back of the pump unit. You can adjust it by inserting a Phillips screw driver into white plastic hole in bottom left corner at the back of the pump unit.
  • Page 120 WELLWASH 4 / 4Mk2 SERVICE MANUAL Spare parts Wellwash 4 / 4Mk2 Document Release Page 004/006-100-X...
  • Page 121 WELLWASH 4 / 4Mk2 SERVICE MANUAL Spare parts Contents SUBJECT PAGE Cover page ........................Contents ......................... Main parts ........................Washer track assembly....................Control assembly ......................Pump unit assembly ....................... Miscellaneous ........................ Accessories ........................NOTE! All Spare parts that are considered as Recommended Spare parts to service offices have in theyre stock are marked with *.
  • Page 122: Main Parts

    WELLWASH 4 / 4Mk2 SERVICE MANUAL Spare parts Main parts ITEM CAT. Carriage assembly ................. 004/084L2 Membrane panel................004/644 Washer track assembly......See page 4 ....004/052L2 Control assembly, 230V......See page 6 ....006/053AL2 Control assembly, 115V......See page 6 ....
  • Page 123: Washer Track Assembly

    WELLWASH 4 / 4Mk2 SERVICE MANUAL WASHER TRACK ASSEMBLY Document Release Page 004/006-100-X...
  • Page 124 WELLWASH 4 / 4Mk2 SERVICE MANUAL Spare parts Washer track assembly ITEM CAT. Track plate assembly..............004/055C 2 way pinch valve ................ 000717019 * Manifold assembly ................ 004/060L2 Solenoid grounding wire............... 004/088L1 L/hand End Cap Assy..............004/077 R/hand End Cap Assy..............
  • Page 125: Control Assembly

    WELLWASH 4 / 4Mk2 SERVICE MANUAL CONTROL ASSEMBLY Document Release Page 004/006-100-X...
  • Page 126 WELLWASH 4 / 4Mk2 SERVICE MANUAL Spare parts Control assembly ITEM CAT. Main plate assembly, 230V..... Incl. items 2-6 ..... 006/058AL2 Main plate assembly, 115V..... Incl. items 2-6 ..... 006/058BL2 Transformer, 230V........P.O. 1 ......004/075AL1 Transformer, 115V........P.O. 1 ......
  • Page 127: Pump Unit Assembly

    WELLWASH 4 / 4Mk2 SERVICE MANUAL PUMP UNIT ASSEMBLY SILENCER FILTER SILENCER Document Release Page 004/006-100-X...
  • Page 128 WELLWASH 4 / 4Mk2 SERVICE MANUAL Spare parts Pump unit assembly ITEM CAT. Main switch, male ................. 004/087L1 Main switch, female ..............004/086L1 Outlet tube assembly ..............004/511L1 Vacuum switch................1204460 * Vacuum tube assembly ..............006/069L1 Pump assembly, 230V..............
  • Page 129: Miscellaneous

    WELLWASH 4 / 4Mk2 SERVICE MANUAL Spare parts Miscellaneous ITEM CAT. Mains cord, USA..................1210520 Mains cord, EURO..................1210550 Fuse 0.5A, 220-240V .................. 1210840 * Fuse 1.0A, 220-240V .................. 1210890 * Fuse 2.0A, 110-120V .................. 1210920 Fuse 0.5A, 110-120V ..................
  • Page 130: Accessories

    WELLWASH 4 / 4Mk2 SERVICE MANUAL Spare parts Accessories ITEM CAT. 12-way Wash Head ..................WW004/1 12-way Programme Card (1 and 4 washes), ..........WW006/2L2 2) 12-way Programme Card (1 and 4 washes), for ww4mk2......WW006/2C1 3) 12-way Programme Card (2 and 3 washes), Denley........
  • Page 131 WELLWASH 4 / 4Mk2 SERVICE MANUAL 2) Used in instruments manufactured after the serial number 004-078 3) For WW4mk2 4) For instruments made after s/n 006-9-4693 Document Release Page 004/006-100-X...

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Wellwash 4mk2

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