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ThermoForma 8523 Operating And Maintenance Manual

Ultra low temperature upright freezer 23 cu. ft. capacity
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Model:
8523/8584
Ultra Low Temperature
Upright Freezer
23 cu. ft. capacity
Operating and Maintenance Manual
Manual No: 7008523 Rev. 10

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Summary of Contents for ThermoForma 8523

  • Page 1 Model: 8523/8584 Ultra Low Temperature Upright Freezer 23 cu. ft. capacity Operating and Maintenance Manual Manual No: 7008523 Rev. 10...
  • Page 2 Model 8523/8584__________________________________________________________________ IMPORTANT! Read This Instruction Manual Failure to read, understand and follow the instruc- tions in this manual may result in damage to the unit, injury to operating personnel and poor equipment performance. CAUTION! All internal adjustments and mainte- nance must be performed by qualified service per- sonnel.
  • Page 3 Model 8523/8584_______________________________________________________________________________Service...
  • Page 4 Model 8523/8584________________________________________________________________________________Safety General Safety Notes used in this Manual 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 5: Table Of Contents

    Model 8523/8584______________________________________________________________________Table of Contents Table of Contents Section 1 - Installation and Start-Up 1.1 Unloading and Moving the Freezer ....1-1 1.2 Getting to Know Your Freezer .....1-1 1.3 Environmental Conditions .

  • Page 6: Section 1 - Installation And Start-Up

    Model 8523/8584____________________________________________________________________________Installation Section 1 - Installation and Start-Up The freezer can be easily pushed to the desired 1.1 Unloading and Moving the Freezer approved location, described in Section 1.6. If necessary, the doorstop may be removed to allow the door to swing fully open To remove the freezer from the pallet, use the 7/16"...
  • Page 7 Model 8523/8584__________________________________________________________________________Installation Figure 1-4, Vacuum Relief Port and Chamber Probe Figure 1-5 Freezer Base Front Figure 1-6, Vacuum Relief Port and Chamber Probe Assembly (without cover)

  • Page 8: Environmental Conditions

    Model 8523/8584____________________________________________________________________________Installation 1.3 Environmental Conditions 1.6 Location The ULT Freezers are designed to be electrically safe in the fol- Locate the freezer on a firm, level surface in an area lowing environmental conditions: with an ambient temperature between 18°C and 32°C. Provide ample room to reach the mains disconnect switch (power switch) •...

  • Page 9: Water-Cooled Condenser

    Model 8523/8584____________________________________________________________________________Installation 9-volt battery Program selection and calibration buttons Green LED Figure 1-9 Chart Recorder, detail view 1.9 Water-cooled Condenser Make sure the power cord connection is completely seated. An accessory available for your freezer is the water- cooled condenser. Details for the use of this condenser follow: 1.11 Power Switch (mains disconnect)

  • Page 10: Section 2 - Operation

    Model 8523/8584_____________________________________________________________________________Operation Section 2 - Operation 2.4 Changing the Access Code 1. Simultaneously press the UP arrow and the Battery%Charge 2.1 Changing the Control Temperature Set Point keys. A "1" will appear on the display. If a "1" is not dis- (See Figure 1-1) played, try again.

  • Page 11: Silencing The Alarms

    Model 8523/8584____________________________________________________________________________Operation 2.5 Alarms Alarm Description Visual Audible Cause Action Required Power Failure On (red) · Loss of power · Check power source. High Temperature Flashing (red) · Unit is above alarm set point. · Take adequate steps to protect product.

  • Page 12: The Rs-232 Configuration

    Model 8523/8584____________________________________________________________________________Calibration · High Alarm Test: When pressed will test the high alarm. Section 3 - Calibration · Battery Test: Momentarily disconnects the main power from the EnviroScan. The Power Failure indicator will light Calibration must be performed when the unit is and the alarm will sound.

  • Page 13: Recorder Calibration

    Model 8523/8584____________________________________________________________________________Calibration 3.3 Recorder Calibration a. Changing the recorder range: The chart recorder contains eight temperature ranges and is factory-programmed for the freezer. 1. Press and hold button #3 for one second, then let the pen move off the chart paper.
  • Page 14 • Fill a chest by starting at the left side near the probe. Filling with room temperature racks will result in a long pull-down time. • Fill unit with frozen product to help overall performance; frozen water jugs, for example. •Millcreek Road, Box 649 •Marietta, Ohio 45750 USA •740-373-4763 •USA and Canada 888-213-1790 •Telefax: 740-373-4189 •email: service@thermoforma.com...
  • Page 15 Model 8523/8584__________________________________________________________________________________________________Preventive Maintenance Preventive Maintenance for 8523/8584 Freezer Refer to Manual Section Action Monthly Yearly Every 2 Years Verify ambient temperature, <90°F * Adjust door handle for firm latching, as needed Figure 1-4 for probe location Check and clean probe and cover, gaskets, hinges and doors of ice and snow.

  • Page 16: Section 4 - Routine Maintenance

    Model 8523/8584____________________________________________________________________Routine Maintenance Section 4 - Routine Maintenance CIP (Clean-In-Place) Procedure 1. Disconnect the unit from the water supply. 4.1 Cleaning the Cabinet Exterior 2. Drain the unit. 3 . Rinse with fresh water and drain the unit again. Avoid the excessive use of water around the control 4.

  • Page 17: Replacing The Battery

    Model 8523/8584______________________________________________________________________________Service 4.7 Replacing the Battery Section 5 - Service 5.1 Servicing the Refrigeration System The Battery % Charge may not indicate the full Servicing must only be performed number of hours of monitor backup power. The by service personnel who are...

  • Page 18: Troubleshooting Chart

    Model 8523/8584_______________________________________________________________________________Service 5.2 Troubleshooting Chart Symptom Possible Cause No Power Light on Monitor • Power line cord disconnected or not properly installed • External power circuit breaker tripped/open • Main power switch/breaker OFF • Bad connection between temp control and EnviroScan.

  • Page 19: Section 6 - Specifications

    Non-CFC, foamed-in-place urethane; 5.0" (12.7cm) sides; 4.5" (11.4cm) door Electrical 8523, 8584: 230VAC, 1 PH, 50/60 Hz, 12.0 FLA Operating Range: 208VAC - 240VAC Breaker 8523, 8584: 15 Amp, 230V, Dedicated Circuit, 15 Amp Time Delay Breaker Requirements Automatic Voltage Low: Cut In: 210V Cut Out: 220V...
  • Page 21 Model 8523/8584______________________________________________________________________________Parts List...
  • Page 22 Model 8523/8584_____________________________________________________________________________Parts List...
  • Page 23 Model 8523/8584__________________________________________________________________________Parts List...
  • Page 24 Model 8523/8584____________________________________________________________________________Parts List...
  • Page 25 Model 8523/8584___________________________________________________________________________Parts List...
  • Page 28 Model 8523/8584____________________________________________________________________________Parts List...
  • Page 29 Model 8523/8584___________________________________________________________________________Parts List...
  • Page 32 Model 8523/8584___________________________________________________________________Electrical Schematics...
  • Page 33 Model 8523/8584__________________________________________________________________Electrical Schematics...
  • Page 34 Model 8523/8584__________________________________________________________________Electrical Schematics...
  • Page 35 Model 8523/8584__________________________________________________________________Electrical Schematics...
  • Page 36 Model 8523/8584___________________________________________________________________Electrical Schematics...
  • Page 37 Model 8523/8584__________________________________________________________________Electrical Schematics...

  • Page 38: Section 10 - Warranty

    THERMO FORMA 900 & 8500 SERIES ULT FREEZER WARRANTY The Warranty Period starts two weeks from the date your equipment is shipped from our facility. This allows for shipping time so the warranty will go into effect at approximately the same time your equipment is delivered. The warranty protec- tion extends to any subsequent owner during the warranty period.
  • Page 39 THERMO FORMA 900 & 8500 SERIES ULT FREEZER INTERNATIONAL DEALER WARRANTY The Warranty Period starts two months from the date your equipment is shipped from our facility. This allows for shipping time so the warranty will go into effect at approximately the same time your equipment is delivered. The warranty protection extends to any subsequent owner during the warranty period.
  • Page 40 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:

8584

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