Forma Scientific 8525 - User Manual

Forma Scientific, Inc.
P.O. Box 649
Marietta, Ohio 45750
Telephone: (740) 373-4763
Telefax: (740) 373-2382
________________________________________
Models:
8516, 8517, 8523, 8525,
8526, and 8560
8500 Series Non-CFC
Ultra-Low Temperature Upright Freezers
Manual No. 7028516 Rev. 2
Read this Instruction Manual.
Failure to read, understand and follow the instructions in this manual may result
in damage to the unit, injury to operating personnel and poor equipment performance.
Caution: All internal adjustments and maintenance must be performed by
qualified service personnel.
Refer to the serial tag on the
rear cover of this manual

Summary

Models

CAUTION: Electrostatic Discharge (ESD) Warning

General Safety Information

Key Operating and Maintenance Instructions

Important instructions for safe operation and maintenance of the equipment.

Electrical Safety Precautions

Warning about potential electrical hazards and the need for qualified personnel.

Section 2 - Installation

2.1 Installation Introduction

2.2 Environmental Conditions

Specifies the acceptable operating conditions for the freezers.

2.1 a Enviro-Scan System Features

Detailed features of the Enviro-Scan system, including display and alarms.

2.1 e Automatic Voltage Compensation System

2.8 Deactivating Enviro-Scan for Storage

2.1 c Peak Control System Explanation

Section 3 - Enviro-Scan Monitor

3.1 Enviro-Scan Monitor Overview

Describes the monitor's functions and LCD display.

3.1 Enviro-Scan Monitor Details

Describes the monitor's LCD display and temperature readouts.

3.4 Functions Requiring Access Code

3.5 Audible Alarms and LED Indicators

Details the audible alarm behavior and Over Temp LED indicator.

Condenser Hot Status Indicator

3.8 Automatic Voltage Compensation System

3.3 Functions Without Access Code

3.4 Functions With Access Code

3.5 Alarms and Panel Indicators

Explains the audible alarms and visual indicators on the monitor.

Section 4 - Start Up

4.1 Setting Operating Temperature

Step-by-step guide to setting the desired cabinet operating temperature.

4.2 a Adjusting Low Limit Set Point

Detailed steps for adjusting the low temperature alarm limit.

4.2 Setting Temperature Limit Points

Procedure for setting temperature limits to ensure product safety.

4.2 b Adjusting High Limit Set Point

Detailed steps for adjusting the high temperature alarm limit.

4.4 d Chart Recorder Calibration

4.3 General Operational Recommendations

Section 5 - Calibration

5.1 Calibration Mode Access

Overview of accessing the calibration mode via the keypad and access code.

5.3 Calibrating Control Set Point Probe

Procedure for calibrating the control set point probe using a remote thermometer.

5.4 Changing Access Code

Instructions for changing the factory-assigned four-digit access code.

5.2 Calibrating Alarm Monitor Probe

Detailed procedure for calibrating the alarm monitor probe at low temperatures.

Section 6 - Routine Maintenance

6.3 Air Filter Cleaning

Guide on how to remove, clean, or replace the foam air filter.

6.7 Replacing Monitor;Alarm Battery

Procedure for replacing the rechargeable battery for the monitor system.

6.2 Condenser Cleaning

Procedures for cleaning the air-cooled condenser fins for efficiency.

6.4 Chamber Defrosting

Section 7 - Service

7.1 Refrigeration System Servicing

Guidelines for servicing the refrigeration system, emphasizing qualified personnel.

7.2 Troubleshooting Guide Introduction

Introduction to the troubleshooting chart for system issues.

Troubleshooting Common Issues

Troubleshooting: No Power Light

Troubleshooting: Temperature Deviation

Lists potential reasons for temperature inaccuracy or drift.

Troubleshooting: Excessive Frost

Troubleshooting: No Refrigeration

Section 8 Specifications

8.1 Models 8516 and 8517 Specifications

Detailed specifications for models 8516 and 8517, including temp, electrical, etc.

8.2 Model 8523 Specifications

Detailed specifications for model 8523, including temp, electrical, etc.

8.3 Models 8525 and 8526 Specifications

Detailed specifications for models 8525 and 8526.

8.4 Model 8560 Specifications

Detailed specifications for model 8560, including temp, electrical, etc.

Section 9 Spare Parts

9.1 Spare Parts List

Refrigeration Schematic Diagram

High Temperature Stage Diagram

Low Temperature Stage Diagram

120 V Electrical Schematic

120 V Power Connection & Components

120 V Control & Monitor Wiring

120 V Compressor & Fan Wiring

120 V Sensor & Switch Wiring

230 V Electrical Schematic

230 V Power Connection & Components

230 V Control & Monitor Wiring

230 V Compressor & Fan Wiring

230 V Sensor & Switch Wiring

Forma Scientific 8525 Specifications

General

Capacity	25 cu. ft.
Defrost	Manual
Shelves	Adjustable
Voltage	115V
Type	Upright
Door Swing	Right-Hand