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ThermoForma 8097 Operating And Maintenance Manual

19.7 cu. ft. capacity plasma freezer
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Models:
8097 and 8103
19.7 cu. ft. capacity
Plasma Freezer
Operating and Maintenance Manual
Manual No: 7018097
Rev. 4

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Summary of Contents for ThermoForma 8097

  • Page 1 Models: 8097 and 8103 19.7 cu. ft. capacity Plasma Freezer Operating and Maintenance Manual Manual No: 7018097 Rev. 4...
  • Page 2 Models 8097 and 8103 ____________________________________________________________________ Read This Instruction Manual. WARNING! Lamps, thermometers, thermoregu- lators contain mercury. Do not put in trash. Failure to read, understand and follow the instructions in Recycle or dispose as hazardous waste. this manual may result in damage to the unit, injury to operat- ing personnel, and poor equipment performance.
  • Page 3 Models 8097 and 8103 ____________________________________________________________________ Important operating and/or maintenance instructions. Read the accompanying text carefully. Ce symbole attire l'attention de l'utilisateur sur des instructions importantes de fonctionnement et/ou d'entretien. Il peut être utilisé seul ou avec d'autres symboles de sécurité. Lire attentivement le texte d'accompagnement.
  • Page 4 Models 8097 and 8103 ____________________________________________________________________...

  • Page 5: Table Of Contents

    Models 8097 and 8103 ____________________________________________________________________ Section 4 - Maintenance ......4 - 1 Table of Contents 4.1 Cleaning ....... . .4 - 1 a.

  • Page 6: Section 1 - Receiving

    1.1 Preliminary Inspection 2.1 Introduction This item was thoroughly inspected and carefully packed Models 8097 (120V, 60Hz) and 8103 (220V, 50Hz) are prior to shipment and all necessary precautions were taken to Thermo Forma Plasma Freezers with built-in, over/under tem- ensure safe arrival.

  • Page 7: Connecting To Power

    Models 8097 and 8103 _____________________________________________________________Installation and Start-Up 2.5 Connecting to Power Connect the unit to an adequate power supply. Refer to the Figure 2-1 electrical data plate for exact electrical specifications. Performance Monitor/Alarm Control Panel 2.6 Setting the Temperature Controller A reference dial for setting the temperature controller is located inside the freezer door.
  • Page 8 Models 8097 and 8103 _____________________________________________________________Installation and Start-Up 2.8 Connecting the Remote Alarm Relay Caution! Stored product should be protected by an activated alarm The remote alarm relay may be system capable of initiating a timely wired to a central remote alarm location response 24 hours/day.

  • Page 9: Connecting The Under And Over Temp Relays

    Models 8097 and 8103 _____________________________________________________________Installation and Start-Up 2.9 Connecting the Under and Over Temp Relays 2.11 Preparing the Chart Recorder Separate under and over temperature relays with normally a. Installing the chart recorder battery open and normally closed contacts are also part of the Monitor/Alarm design.

  • Page 10: Changing The Pen

    Models 8097 and 8103 _________________________________________________________________________Operation Section 3 - Operation c. Changing the pen The recorders are shipped with a fiber tipped cartridge pen and must be changed to the pressure-sensitive type pen. To 3.1 Operating the Performance Monitor/Alarm change the pen: 1.

  • Page 11: Reading The Real-Time Freezer Conditions

    Models 8097 and 8103 _________________________________________________________________________Operation 3.2 Reading the Real-time Freezer Conditions 3.4 Setting Month, Day, and Time (Refer to Chart 3-1) The Month, Day and Time may be set directly following the setting of the High and Low Temperature Alarms.
  • Page 12 Models 8097 and 8103 __________________________________________________________________________Operation 3 - 3...
  • Page 13 Models 8097 and 8103 __________________________________________________________________________Operation 3 - 4...

  • Page 14: Calibrating The Temperature Probes

    Models 8097 and 8103 _________________________________________________________________________Operation As shown in Figure 3-6, pressing the Scroll button, steps the display horizontally through three screens of information regarding a particular alarm incident. In Figure 3-6, the upper chamber temperature went into alarm at 3:02 a.m. on January 1.
  • Page 15 Models 8097 and 8103 __________________________________________________________________________Operation 3 - 6...

  • Page 16: Testing The Performance Monitor/Alarm Battery

    Models 8097 and 8103 _________________________________________________________________________Maintenance 3.9 Testing the Performance Monitor/Alarm Battery Section 4 - Maintenance Test the Performance Monitor/Alarm battery by turning off the unit or pulling the plug from the electrical outlet. The audi- 4.1 Cleaning ble alarm should sound and the Power Failure indicator should light.

  • Page 17: Section 5 - Service

    Models 8097 and 8103 ___________________________________________________________________________ Service 5.4 Replacing the Door Switch Section 5 – Service The door switch is located on the top channel inside the freezer. To remove and replace the door switch: CAUTION! Servicing is to be performed by quali- 1.

  • Page 18: Section 6 - Troubleshooting

    Models 8097 and 8103 ____________________________________________________________________Troubleshooting Section 6 - Troubleshooting Problem: Compressor operates continuously or for prolonged time peri- ods. 6.1 Troubleshooting Procedures Possible Cause: a. Refrigerant charge too low. The following is intended as a guide to troubleshooting the b. Defective control contacts.

  • Page 19: Section 7 - Parts List

    Models 8097 and 8103 _______________________________________________________________Parts List / Specifications Section 7 - Parts List Section 8 - Specifications Model 8097 Model 8097 (8103) Stock # Description Operating Temperature 993657 Electric Defrost Unit, 115V -30° C (-22°F) 205080 Compressor, 3/4 HP, Air Cooled, 115 V...
  • Page 21 Models 8097 and 8103 ________________________________________________________________Electrical Schematics...
  • Page 22 Models 8097 and 8103 ________________________________________________________________Electrical Schematics...
  • Page 23 Models 8097 and 8103 ________________________________________________________________Electrical Schematics...
  • Page 24 Models 8097 and 8103 ________________________________________________________________Electrical Schematics...
  • Page 25 Models 8097 and 8103 ________________________________________________________________Electrical Schematics...
  • Page 26 Models 8097 and 8103 ________________________________________________________________Electrical Schematics...
  • Page 27 Thermo Forma Millcreek Road, P.O. Box 649 Marietta, Ohio 45750 U.S.A. Telephone (740) 373-4763 Telefax (740) 373-4189...

This manual is also suitable for:

8103

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