VWR 5706 Operating And Maintenance Manual
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VWR 5706 Operating And Maintenance Manual

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  • Page 2 Updated 903 elec schematic, start component enclosure drawing SI-11678 7/15/13 Caster part number from 120086 to 120011 (5702-203-1 dwg) FR-2400 1/25/13 Release 8 - Low low compressor - elec & refrig schematics, expl base dwg ECR/ECN DATE DESCRIPTION VWR International Model 5700 Series...
  • Page 3 VWR International makes no representations or warranties with respect to this manual. In no event shall VWR be held liable for any damages, direct or incidental, arising out of or related to the use of this manual.
  • Page 4 EU Member State European Country, and this product should be disposed of or recycled through them. Further information on VWR’s compliance with this directive, the recyclers in your country and information on VWR products will be available at www.vwrsp.com.
  • Page 5 If your service need is covered by the VWR Brand warranty, we will arrange for the unit to be repaired at our expense and to your satisfaction. Regardless of your needs, VWR support by Thermo's professional telephone technicians is available to assist you Monday through Friday from 8:00a.m.

  • Page 6: Table Of Contents

    Replace the Battery(s) ........4-5 VWR International Model 5700 Series...
  • Page 7 Handling Liquid CO2 .........11-4 Model 5700 Series...

  • Page 8: Installation And Start-Up

    Optional - Recorder Probe/Datalogger Probe • Probe cover - houses control, optional Sealant Control RTD/Redundant Type T recorder, datalogger, and miscellaneous (Caution: This is a critical seal. Thermocouple Probe Seal must be maintained.) accessory probes. Figure 1-3. Chamber Probe(s) VWR International Model 5700 Series...
  • Page 9 Battery power switch (freezer and BUS) • Freezer battery • Optional BUS battery • Freezer filter location Temperature Mode Alarm Mute Alarm Display Indicator Panel Up and Down Enter key Arrows Figure 1-6. Control Panel Model 5700 Series VWR International...

  • Page 10: Operation Of The Keypad

    • Up and Down Arrows - Increases or decreases values, toggles between choices. • Enter - Stores the value into memory. Operation of the The Model 5700 Series freezer has five basic modes which allow freezer setup and operation. Press the Mode key to scroll through the mode Keypad selections.

  • Page 11: Remote Alarm Contacts

    24 hour/day monitoring failures. Figure 1-7 shows the remote contacts in system with alarm capability. An interconnect jack and thermocouple are installed alarm state. for centralized monitoring, should on-board Figure 1-7. Alarm State system fail. Model 5700 Series VWR International...

  • Page 12: Electrical Power Connection

    36 hours to charge at initial start-up. A “Low Battery” alarm may occur until the batteries are fully charged. Should a power failure occur during the initial start-up period, the electronics will have limited operation. VWR International Model 5700 Series...

  • Page 13: Set The Operating Temperature

    5 minutes. Note High alarm setpoint must be set at least 5°C from control setpoint. At initial start-up, the high temperature alarm is disabled until the cabinet reaches setpoint or 12 hours elapse. Model 5700 Series VWR International...

  • Page 14: Set The Low Temperature Alarm

    In addition, Run mode allows display of the high stage heat exchange temperature. This information is scrolled by pressing the up or down arrow keys. The display will return to the operating temperature in 10 seconds if no keys are pressed. VWR International Model 5700 Series...

  • Page 16: Calibrate

    Note During calibration, the temperature display will not be available. If no keys are pressed for approximately five minutes while in calibration mode, the system will reset to Run mode. VWR International Model 5700 Series...

  • Page 18: Alarms

    Alarms Section 3 The Model 5700 Series freezer alarms are displayed on the freezer control panel. When an alarm is active, the indicator next to the alarm description will light and there will be an audible alarm. Press the Mute key to disable the audible alarm for the ringback period.

  • Page 19: High Stage System Failure

    15 minutes. Probe Failure Alarm The microprocessor in Model 5700 Series freezers continually scans all probes including the control probe, heat exchanger probe and condenser probe to ensure that they are operating properly. Should an error be detected, the "Probe Failure"...
  • Page 20 Description: This condition indicates that the heat exchange sensor has failed to produce a valid reading for >12 consecutive Er03 reads (~60 seconds). Response: The display will show “Er03” only when the button sequence to read the heat exchange sensor is depressed. VWR International Model 5700 Series...
  • Page 21 (four dashes) Description: Communication between the micro board and the display board has been lost. Under this condition, the visual ---- in display alarm flashes along with dashes in the temperature display (----). Contact Technical Services. Model 5700 Series VWR International...

  • Page 22: Maintenance

    Depending upon environmental conditions, the filter may need to be cleaned or replaced more frequently. If the filter becomes torn or excessively dirty, a replacement can be purchased from VWR. See the exploded parts list, Section 7, for filter part number. A filter kit (set of 5) is also available.

  • Page 23: Clean The Water-Cooled Condenser

    8. Add and circulate a passivating liquid for corrosion inhibition of plate surfaces. 9. Drain this liquid. 10. Rinse with fresh water and drain. 11. Reconnect the water supply and fill the unit. 12 . Return to service. Model 5700 Series VWR International...

  • Page 24: Clean The Vacuum Relief Port

    Because the door gasket seals so well, a vacuum can be created after a door opening. Warm air enters the cabinet, cools and contracts, creating a vacuum that pulls the door in tightly against the Figure 4-1. Port Location seal. VWR International Model 5700 Series...
  • Page 25 Caution Failure to maintain the vacuum relief port may result in excessive ice build up inside the tube, clogging the port, and inability to open the door. The vacuum relief port may need to be cleaned more often with frequent door openings and high humidity environments. Model 5700 Series VWR International...

  • Page 26: Prepare The Unit For Storage

    For a consistent and dependable charge, replace the battery every 2 years. Replacement batteries must be rechargeable and are available from VWR. Refer to the parts list for stock number and description of the replacement batteries. Dispose of the used batteries in a safe manner and in accordance with good environmental practices.

  • Page 30: Factory Installed Options

    BUS injects liquefied gas into the chamber to keep the chamber temperature within the specified range. The BUS operates on an internal 12-volt, rechargeable battery which is kept charged during normal operation by the integral battery charger. Figure 5-1. Injection Assembly VWR International Model 5700 Series...

  • Page 31: Install Vent Stack, Solenoid & Injection Ass'y

    The solenoid mounting bracket is not required and may be discarded. Caution When selecting a CO supply cylinder, it must be equipped with a siphon tube. Figure 5-2. Vent Stack Assembly Model 5700 Series VWR International...

  • Page 32: Connect The Probe/Solenoid Harness

    2. Plug the solenoid/probe connector into the BUS connection and secure with a screw on the right and left side. The connector is keyed. 3. Loosen the terminal screws on the solenoid. Slide the spade lug connectors under the screws and tighten to secure. VWR International Model 5700 Series...
  • Page 33 5. Turn the battery switch On to charge both batteries. Tie wrap anchor Spade lug connections Probe wire to solenoid BUS connection Power switch (mains disconnect) Remote Alarm Power Outlet Contacts Figure 5-5. Tie Wrap Anchor Locations Model 5700 Series VWR International...

  • Page 34: Configure Optional Bus

    3. Press Enter to save the setting. 4. Press the Mode key until the Run indicator lights for Run mode. If no control keys are pressed, the freezer will automatically return to to RUN mode after 5 minutes. VWR International Model 5700 Series...

  • Page 35: Clean The Vent Stack

    See Section 4 for freezer defrost instructions. Model 5700 Series VWR International...

  • Page 36: Disconnect The Fitting Assembly & Transfer Hose

    3. Install the new chart paper, position the paper to the correct time line and replace the knob. 4. Remove the cap from the felt pen and press button #3. Program selection and calibration buttons Range Sticker Figure 5-8. Recorder Details VWR International Model 5700 Series...

  • Page 37: Change Temperature Range

    Note The felt-tip pen on the recorder requires periodic replacement. Usually the ink will appear to fade before replacement becomes necessary. Additional pen tips may be purchased from VWR. Refer to Parts List, Section 8. Model 5700 Series...

  • Page 38: Five Inner Door Option

    The five inner door option (P/N 189405, 189406, 189407, 195652) is factory installed. The freezer is converted to accommodate four adjustable Option specimen shelves with the fifth “shelf ” as the bottom of the freezer chamber. VWR International Model 5700 Series...

  • Page 40: Specifications

    Time Delay Breaker Time Delay Breaker Shipping 690 lbs. (313.0 kg) 690 lbs. (313.0 kg) 795 lbs. (360.6 kg) Weight Motor *Compressors may not cycle off with cabinet running at -86C in a 32C ambient. VWR International Model 5700 Series...
  • Page 41 Dedicated Circuit, Dedicated Circuit, Breaker Requirements 15 Amp 15 Amp 20 amp Time Delay Breaker Time Delay Breaker Time Delay Breaker Shipping Weight 795 lbs. (360.6 kg) 900 lbs. (408.2 kg) 900 lbs. (408.2 kg) Motor Model 5700 Series VWR International...
  • Page 42 Pollution degree describes the amount of conductive pollution present in the operating environment. Pollution degree 2 assumes that normally only non-conductive pollution such as dust occurs with the exception of occasional conductivity caused by condensation. VWR International Model 5700 Series...
  • Page 44 Section 7 Parts Exploded Drawing Heat Exchanger Upright Freezer 902-205-1-B Rev. 0 Page 1 of 1 VWR International Model 5700 Series...
  • Page 45 Model 5700 Series VWR International...
  • Page 46 VWR International Model 5700 Series...
  • Page 47 Exploded Drawing Single Door Assembly Upright Freezer (V -40C, -86C) 5702-201-1-B Rev. 1 Page 1 of 2 Model 5700 Series VWR International...
  • Page 48 Exploded Drawing Single Door Assembly Upright Freezer (V -40C, -86C) 5702-201-1-B Rev. 1 Page 2 of 2 VWR International Model 5700 Series...
  • Page 49 Model 5700 Series VWR International...
  • Page 50 VWR International Model 5700 Series...
  • Page 51 Exploded Drawing 230V Relay Enclosure - Freezers 902-204-1-B Rev 1 Page 1 of 2 Model 5700 Series VWR International...
  • Page 52 Exploded Drawing 230V Relay Enclosure - Freezers 902-204-1-B Rev 1 Page 2 of 2 VWR International Model 5700 Series...
  • Page 53 Exploded Drawing 120V Relay Enclosure - Freezers 902-204-2-B Rev. 1 Page 1 of 2 7-10 Model 5700 Series VWR International...
  • Page 54 Exploded Drawing 120V Relay Enclosure - Freezers 902-204-2-B Rev. 1 Page 2 of 2 VWR International Model 5700 Series 7-11...
  • Page 55 Section 7 Parts Exploded Drawing Upright Freezer Start Component Relay Enclosure Assembly 120320-01-2-B Rev. 7 Page 1 of 2 7-12 Model 5700 Series VWR International...
  • Page 56 Section 7 Parts Exploded Drawing Upright Freezer Start Component Relay Enclosure Assembly 120320-01-2-B Rev. 7 Page 2 of 2 VWR International Model 5700 Series 7-13...
  • Page 58 VWR International Model 5700 Series...
  • Page 59 Model 5700 Series VWR International...
  • Page 60 VWR International Model 5700 Series...
  • Page 61 Model 5700 Series VWR International...
  • Page 62 VWR International Model 5700 Series...

  • Page 63: Refrigeration Schematics

    Section 8 Refrigeration Schematics Model 5700 Series Thermo Scientific...
  • Page 64 Section 8 Refrigeration Schematics Thermo Scientific Model 5700 Series...
  • Page 65 Section 8 Refrigeration Schematics Model 5700 Series VWR International...
  • Page 66 VWR International Model 5700 Series...
  • Page 67 Model 5700 Series VWR International...
  • Page 68 VWR International Model 5700 Series...

  • Page 69: Electrical Schematics

    Electrical Schematic Model: ULT -86C 120V 60Hz Upright Freezers 903-70-2-D Rev. 6 Page 1 of 3 Model 5700 Series VWR International...
  • Page 70 Electrical Schematic Model: ULT -86C 120V 60Hz Upright Freezers 903-70-2-D Rev. 6 Page 2 of 3 VWR International Model 5700 Series...
  • Page 71 Electrical Schematic Model: ULT -86C 120V 60Hz Upright Freezers 903-70-2-D Rev. 6 Page 3 of 3 Model 5700 Series VWR International...

  • Page 72: Warranty

    Section 10 Warranty Information VWR International Model 5700 Series 10-1...
  • Page 73 Section 10 Warranty Information 10-2 Model 5700 Series VWR International...
  • Page 74 When handling liquid in open containers, it is advisable to wear high-top shoes. Trousers (which should be cuffless if possible) should be worn outside the shoes. VWR International Model 5700 Series 11-1...

  • Page 75: Appendix

    Be sure to follow instruc- tions supplied with the withdrawal device. When liquid cylinders or other large storage containers are used for filling, follow the instructions supplied with those units and their accessories. 11-2 Model 5700 Series VWR International...
  • Page 76 Disposal of liquid nitrogen should be done outdoors in a safe place. Pour the liquid slowly on gravel or bare earth where it can evaporate without causing damage. Do not pour the liquid on pavement. VWR International Model 5700 Series 11-3...

  • Page 77: Handling Liquid Co2

    108° F. Under no circumstance should the water be over 112° F, nor should the frozen part be rubbed either before or after rewarming. The patient should neither smoke nor drink alcohol. 11-4 Model 5700 Series Thermo Scientific...
  • Page 80 VWR International P.O. Box 5015 Bristol, CT 06011-8960...

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