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MedTec AutoBlot 3000H Service Manual

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AutoBlot 3000H
Service Manual
October 2005

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Summary of Contents for MedTec AutoBlot 3000H

  • Page 1 AutoBlot 3000H Service Manual October 2005...
  • Page 3 Disclaimer Information in this document is subject to change without notice. MedTec makes no warranty of any kind with regard to this material, including, but not limited to, the implied warranties or merchantability and fitness for a particular purpose. MedTec shall...

  • Page 5: Table Of Contents

    CONTENTS Introduction General Description Page 7 Safety Page 7 Normal Operating Conditions Page 8 Decontamination Page 8 Tool Requirements Page 8 Technical Specifications Page 9 Fluid and Tubing Schematic Page 10 Firmware Maintenance Routines Maintenance Mode Page 11 Set-Up Mode Page 12 Hardware Service Opening the Enclosure...
  • Page 6 CONTENTS (cont.) Troubleshooting Guide Page 31 Service and Warranty Warranty Page 34 Preventive Maintenance Checkups Page 34 Field Replacement Parts Ordering Parts Page 35 Returning Defective Parts Page 35 Service Parts Page 36 General Spare Parts Page 37 Appendix A: Installation Instructions Page 43 Appendix B: Cert of Decontamination Page 49...

  • Page 7: General Description

    Safety The AutoBlot 3000H is designed for safe operation. However, for your safety and the safety of others, the AutoBlot should be operated as specified in the Guide to Operations. Failure to do so could result in injury to yourself or others, or damage to the equipment.

  • Page 8: Decontamination

    AutoBlot, first disconnect the power supply. NOTE: ESD PROTECTION REQUIRED. Normal Environmental Conditions The AutoBlot 3000H is designed to be safe under the following environmental conditions. • Indoor use. • Altitude up to 2000m.

  • Page 9: Technical Specifications

    Introduction AutoBlot 3000H Technical Specifications Dimensions 22 in x 18 in x 7.5 in. 559 mm x 457 mm x 191 mm Weight 35 lbs (15.9 kg) Capacity 20 strips Power 100-240V, 50 or 60Hz, 3.2amp Firmware Updates PC download...
  • Page 10 Introduction...

  • Page 11: Firmware Maintenance Routines

    FIRMWARE MAINTENANCE ROUTINES Maintenance Mode For most service procedures, you will use the Maintenance Mode routines. In Maintenance Mode you can check the keypad, the pumps, the rock motor, the alarm, and the carriage mechanism. These routines are also useful when diagnosing equipment malfunctions.
  • Page 12 CONTINUED FROM “CHECK CARRIAGE?” Check Power Fail? Follow prompts to run power fail test. Yes or No Follow prompts to run stirrer motor test. Check Stirrer Motor? Yes or No Follow prompts to run fan test. Check Fans? Yes or No Follow prompts to run heater test.

  • Page 13: Set-Up Mode

    Firmware Maintenance Routines – Set Up Mode Set Up Mode The Set-Up Mode routine is used to reset memory, to change the number of pumps or tray setup, and set the pump count (how many counts it takes to dispense 2 ml). Access Set-Up Mode by pressing PAUSE at the Maintenance Mode? prompt.
  • Page 14 Firmware Maintenance Routines – Set Up Mode CONTINUED FROM “HEATED PLATFORM?” Magnetic Stirrer? Is there a magnetic stirrer installed? ENTER Print Temperature? MUST be set to NO for proper operation. Used by engineering for development purposes only. ENTER Set Warm Up Time Default warm up time 30 minutes.

  • Page 15: Hardware Service

    The following hardware service operations are the more commons ones that you might encounter with the AutoBlot. If the instrument requires service beyond the scope of this manual, call the Technical Service Department at MedTec for assistance. NOTE: ESD PROTECTION IS REQUIRED when working on the AutoBlot.

  • Page 16: Replacing The Rock Motor Isolation Mount

    Hardware Service Replacing the Rock Motor Isolation Mount NOTE: DO NOT use too much force when tightening the isolation mounts. They break easily. 1. Remove the rock motor by loosening the two (2) screws that hold it to the base plate. 2.

  • Page 17: Cleaning Obstructions From The

    Hardware Service Cleaning Obstructions from the Aspirate Pump and Tubing NOTE: It is very rare for an instrument to have an aspirate pump that requires rebuilding replacing. Loss aspiration problems are usually due to an obstruction of the flapper valves. The pump is easy to clean, in the field, with no disassembly, by using the following procedure.

  • Page 18: Disassembling The Aspirate Pump

    Hardware Service Disassembling the Aspirate Pump 1. Open the enclosure. 2. Remove the screws on top of the aspirate pump. This reveals a small diaphragm. Be sure to note the position of all of the seals and flappers. They must be reinstalled exactly as originally assembled in order to work properly (photo 5).

  • Page 19: Replacing The Dispense Pump

    Hardware Service Replacing the Dispense Pump 1. Make sure the instrument is off and the power supply is disconnected. 2. Remove the bottom cover of the instrument. 3. Undo the two (2) screws holding the pump to the back panel. 4.

  • Page 20: Tensioning The Pump Pressure Pad

    Hardware Service Tensioning the Pump Pressure Pressure pads are tensioned at the factory. They should not be adjusted unless the tensioning mechanism has come loose. Tensioning with an Air Pressure Gauge (preferred method): 1. Attach the gauge to the output of the pump tubing using whatever fittings and tubing are available (photo 8).

  • Page 21: Replacing The Dispense Pump Tubing

    Hardware Service Replacing Dispense Pump Tubing Important: Tubing replacement kits can be purchased directly from the manufacturer. Proper tube lengths and installation are critical for proper instrument performance. Using tubing that has not been purchased from the manufacturer negates instrument warranty.

  • Page 22: Replacing The Bottle And Arm Tubing

    Hardware Service Replacing Bottle and Arm Tubing 1. Use only tubing replacement kits provided by the manufacturer. Do not attempt change tubing without these kits. Compare the length of each tube that you replace with the length of the new tube you are installing. These lengths are critical in order for the arm mechanism to operate smoothly.
  • Page 23 Hardware Service 5. Slide the nylon flat washer over the end of the tubing so that it is on the front of the tubing clip (photo 14). 6. Attach the other end of the tubing to the Pump 1 (Wash) at the back of the instrument.

  • Page 24: Setting The Gap Between The Aspirate And

    Hardware Service Setting the Gap between the Aspirate and Dispense Arms Important: The aspirate arm and aspirate bearing are assembled on a surface plate and should NEVER be disassembled. In order to gap the two arms, loosen and adjust only the dispense arm.

  • Page 25: Adjusting The Dispense Arm Flag

    Hardware Service Adjusting the Dispense Arm Flag 1. Lift the cover lid and remove the top panel. 2. In Maintenance Mode access the Check Carriage Arm routine and then “Check First Strip” prompt. 3. Loosen the screw holding the flag (photo 17).

  • Page 26: Replacing The Circuit Board

    Hardware Service 7. With the arms level, tighten the set screws on the aspirate arm. 8. Make sure there is no endplay of the shaft when the large pulley is pushed or pulled (photo 19). If there is any endplay loosen the two (2) set screws on the large pulley located at the end of the shaft.

  • Page 27: Replacing The Platform Ribbon Cable

    Hardware Service Replacing the Platform Ribbon Cable In order to ensure the platform heaters are working properly, this ribbon cable should be changed every 12 months. The ribbon cable can be ordered directly from the manufacturer. The ribbon cable is located under the platform. 1.

  • Page 28: Calibrating The Pumps

    Hardware Service Calibrating the Pumps The Pump Calibration Routine is used to adjust the “on” time of each pump. This allows for differences in how the tubing was installed in the pump, pump wear over time, manufacturing tolerances. It is best to recheck the calibration annually or whenever pump tubing is replaced.

  • Page 30: Calibrating The Heaters

    Hardware Service Calibrating the Heaters 1. Turn the instrument on. 2. Press NO at Ready for a New Test? 3. Press NO at Enter Edit Mode? 4. Press NO at Check Heaters? 5. Pres YES at Enter Calibration Mode? 6. Press NO at Calibrate Pumps? 7.

  • Page 32: Troubleshooting Guide

    TROUBLESHOOTING GUIDE...
  • Page 33 TROUBLESHOOTING GUIDE In the event you are experiencing problems with your AutoBlot, refer to the following table for troubleshooting assistance. If you cannot find the solution to the problem using this guide, please call the MedTec Technical Service Department. Problem...

  • Page 34: Troubleshooting

    Troubleshooting Problem Possible Cause Solution Rock Motor Steps 1. Rock motor fails to 1. If platform is rocking – Error rock platform correctly check to make sure nothing is impeding the movement of the rocker mechanism. Arm Steps Lost 1. Arm mechanism lost 1.

  • Page 35: Service And Warranty

    SERVICE AND WARRANTY Warranty Period The AutoBlot 3000H is covered for one (1) year under warranty, excluding negligence. Should you have any problems with your instrument, contact the Customer Service Department for assistance. Preventive Maintenance Checkups In order to keep your AutoBlot in top working condition, it is recommended that it receive a Preventive Maintenance (PM) Checkup once a year.

  • Page 36: Field Replacement Parts

    Email: customerservice@medtecbiolab.com Returning Defective Parts Customer service is important to us. In order for MedTec to continue to provide you with high-quality service, we must have any defective parts returned for evaluation. Please contact our Customer Service Department for an RMA# and include the following information with any parts being returned: 1.

  • Page 37: Service Parts

    Field Replacement Parts Service Parts Identifier Catalog # Description MT07604 AutoBlot 3000H Service Manual MT07603 AutoBlot 3000H Guide to Operation MT07104 AutoBlot 3000H PM Kit MT01031 Aspirate Pump MT01101 Aspirate Shield MT01102 Circuit Board MT01103 Hinges MT01104 Keypad and Graphics...

  • Page 38: General Spare Parts

    Bottle, 50 ml MT01116 Bottle Stand MT01099 Power Supply, heated unit MT01096 Complete Tubing Kit (pump and bottle) MT01129 Heater Sleeve, short MT01130 Heater Sleeve, tall MT01131 Heater Sleeve Insulator MT07700 Shipping Box MT07500 20-strip trays, 10 cm (AutoBlot 3000H)
  • Page 39 Field Replacement Parts Inside Enclosure: #1 Aspirate Pump, #7 Circuit Board, #12 Peristaltic Pump (Dispense), #17 Stepping Motor, #23 Stirrer Motor #10 L-Sensor on Stepping Motor...
  • Page 40 Field Replacement Parts #2 Aspirate Shield #2 Aspirate Shield, #8 Hinge, #11 On/Off Switch, #12 Dispense Pump...
  • Page 41 Field Replacement Parts #21 Platform Heater Assembly, #22 Condensate Shield Assembly #20 Platform Ribbon Cable #23 Bottle Heater...
  • Page 42 Field Replacement Parts #14 Power Inlet Harness #18, #19 Timing Belts #3 1L Waste Bottle #6 125ml bottle, #5 250ml bottle #28 Heater Sleeve, short, #29 Heater Sleeve, tall #30 Heater Sleeve insulator #16 Bottle Stand with Bottles #15 Power Supply, #13 Power Cord #4-500ml, #5-250ml, #28-50ml...
  • Page 43 Field Replacement Parts #25 TempTracker 5-Channel Calibration Plate #26 Complete Tubing Kit...

  • Page 44: Appendix A Autoblot 3000H Installation Instructions

    Appendix A AutoBlot 3000H Installation Instructions...
  • Page 46 AutoBlot 3000H Installation Instructions 1. Carefully unpack the instrument and inspect for damage that may have occurred during shipping. Save all packaging in the event the instrument needs to be shipped or moved, or if the unit needs to be stored for a long period of time.

  • Page 47: Appendix A: Installation Instructions

    Rock Motor routine. 13. Press YES at Check Carriage? Place an AutoBlot 3000H tray onto the platform. Jog the aspirate arm several times then move onto the next prompt and check out the first strip. The aspirate tube and dispense tubes should be fairly well centered over trough one and two.
  • Page 48 Installation Instructions (cont) 24. Press YES at Check Thermistors? At the tray temperature prompt, place your fingers over the thermistor used to measure the tray temperature. The temperature should start at room temperature and gradually climb. After pressing Enter, the bottle heater will turn on and the display temperature should increase.

  • Page 50: Appendix B Autoblot 3000H Certificate Of Decontamination

    Appendix B AutoBlot 3000H Certificate of Decontamination 5100-F01.01.000...

  • Page 53: Certificate Of Decontamination

    By accepting authorization to return this product, the user assumes all responsibility and liability for biological, chemical, and radiological decontamination and cleaning. MedTec, Inc., reserves the right to refuse delivery of products that do not appear to have been properly decontaminated. If the product was used with radioactive material, the signature of the Radiation Safety Office is required.

  • Page 55: Appendix C Autoblot 3000H Tubing Kit Instructions

    Appendix C AutoBlot 3000H Tubing Kit Instructions...
  • Page 57 Complete Tubing Kit for the AutoBlot 3000H The Complete Tubing Kit contains pump, dispense, aspirate, and bottle tubing for the AutoBlot 3000. The tubing in these kits is cut to the proper length and marked for proper alignment. NOTE: Proper tube lengths and installation are critical for proper performance of the arm assembly.
  • Page 58 AutoBlot 3000H Tubing Kit Instructions (cont) Replace the Dispense Tubing Now replace the dispense arm tubing for Pump 1. Make sure you compare the length of each tube that you replace with the length of the new tube you are installing. These lengths are critical in order for the arm mechanism to operate smoothly.
  • Page 59 AutoBlot 3000H Tubing Kit Instructions (cont) Replace the Bottle Tubing Replace the Pump 1 bottle tubing. NOTE: Included with your kit are clear tubing straws that can be attached to the end of the tubing that goes into the bottles. These straws help the tubing stay down in the bottle and make it easier to insert the tubing into the small bottles.
  • Page 60 AutoBlot 3000H Tubing Kit Instructions (cont) After exercising the tubing, make sure the tubing is in the center of the pump rotor. If the tubing is too long, it will move towards the edge of the rotor and the rotor will wear a hole in the tubing at the point of contact.
  • Page 61 Attachment 1 AutoBlot 3000H Service QC Checklist 7102-F02.01.000...

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