Thermo Scientific 902 User Manual

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Forma Model 900 Series
-86C ULT Upright Freezer
Operating and Maintenance Manual 7090902 Rev. 17
User Manual

Thermo Scientific 902 Specifications

General

Brand	Thermo Scientific
Model	902
Category	Freezer
Language	English

Summary

Section 1 Installation and Start-up

Control Panel and Operation

Overview of control panel keys, displays, indicators, and keypad operation procedures.

Freezer Installation and Location Selection

Procedures for physically installing the freezer and selecting an appropriate location.

Electrical, Communication, and Power Setup

Connecting power, RS-232 interface, and remote alarm contacts for system integration.

Operating Modes and Setpoint Configuration

Setting operating temperature, alarms, and understanding different operating modes.

Section 2 Calibration and Section 3 Alarms

Calibrating the Control Probe

Steps to calibrate the control probe and information on temperature stabilization periods.

Alarm Indicators and Error Troubleshooting

Explains alarm indicators, specific alarm conditions, and detailed error code descriptions.

Section 4 Maintenance

Routine Cleaning and Component Maintenance

Preventive Maintenance Schedule

Section 7 Parts and Section 8 Schematics

Assembly Diagrams and Bill of Materials

Refrigeration Schematics

Section 9 Electrical Schematics and Section 10 Warranty

Electrical Schematics and Wiring Details

Warranty Information