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Forma Scientific 8500 Series - User Manual

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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

Table of Contents

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Summary

Forma Scientific Freezer Models

Electrostatic Discharge (ESD) Safety Warning

Forma Scientific Support and Contact Information

Manual General Safety Notes

Receiving Procedures

Shipment Preliminary Inspection

Inspect the shipment for loss or damage upon receipt before moving the unit.

Reporting Visible Shipping Damage

Note discrepancies on delivery receipt and call the carrier immediately for inspection.

Shipping Damage Responsibility Policy

Defines responsibility for damage based on F.O.B. terms and carrier.

Installation Overview

8500 Series Freezer Features Introduction

Highlights key features: Enviro-Scan, refrigerants, PEAK Control, and condenser fans.

Environmental and System Operation

Freezer Environmental Operating Conditions

Specifies operating conditions: indoors, altitude, temperature range, humidity, voltage, and pollution.

Automatic Voltage Compensation System

Detects and responds to high/low voltage situations to ensure compressor operation.

Installation Procedures and Connections

Wall Bumper Installation Guide

Instructions for installing wall bumpers for ventilation and airflow requirements.

Freezer Location and Placement Guidelines

Guidance on selecting a firm, level surface with minimum ambient temperature fluctuation.

Optional Water Cooled Condenser Connections

Steps for connecting water lines to the optional water-cooled condenser.

Power Cord and Monitor Storage Setup

Power Cord Attachment Instructions

Instructions for plugging in and securing the power cord set to the unit.

Freezer Power Connection Guidelines

Recommendations for using a dedicated electrical circuit and checking data plate.

Enviro-Scan Monitor Deactivation for Storage

Procedure to deactivate the monitor to preserve battery life during storage.

RS-232 Communication Interface Details

RS-232 Communication Interface Details

Details on the RS-232 port, data format, baud rate, and transmission sequence.

Remote Alarm Connector and Pinout

Remote Alarm Connector Functionality

Information on the remote alarm connector for monitoring and alarm systems.

Section 3 - Enviro-Scan Monitor Overview

Enviro-Scan Monitor Display Description

Description of the monitor's constant monitoring, LCD display, and security code.

Enviro-Scan Monitor Controls and Functions

Main Power Switch Operation

Location and function of the main power switch on the refrigeration unit.

Enviro-Scan Monitor Functions (No Access Code)

Explanation of functions accessible without a security code, like Battery % Charge.

Enviro-Scan Monitor Access Code Functions

Enviro-Scan Monitor Functions (Access Code Required)

Details on functions requiring a four-digit access code, like set point adjustment.

Monitor Indicators and Alarms

Enviro-Scan Monitor Alarms and Indicators

Description of audible alarms and LED indicators for various conditions.

Specialized Freezer Features and Tools

Double Door Freezer Option Details

Information on optional double door models and their storage benefits.

Set Point Adjustment Screwdriver Location

Location and use of the screwdriver for setting the temperature set point.

Advanced Freezer System Features

Automatic Voltage Compensation System Operation

System that monitors and adjusts incoming voltage for compressor protection.

Optional CoBex Temperature Recorder

Details on the operation and backup battery for the optional temperature recorder.

Section 4 - Initial Start-Up Procedures

Setting the Freezer Operating Temperature

Step-by-step guide to setting the desired freezer chamber temperature.

Setting Temperature Limits and Recommendations

Setting Low and High Temperature Limits

Procedure for adjusting the low and high temperature limit set points.

General Freezer Operation Recommendations

Advice on avoiding frequent door openings to maintain temperature and compressor life.

CoBex Temperature Recorder Setup

Chart Recorder Battery Installation

Instructions for installing the 9-volt battery for the chart recorder's operation.

Chart Recorder Operation and Calibration

Chart Recorder Range Adjustment

Guide to changing the temperature ranges programmed for the chart recorder.

Chart Recorder Calibration Procedure

Procedure for calibrating the chart recorder against an accurate thermometer.

Recorder Outlet and Probe Locations

Recorder Outlet Connection Details

Details on the 115 VAC recorder outlet and its intended use.

Section 5 - Calibration Procedures

Accessing Freezer Calibration Mode

Steps to enter calibration mode using the keypad and access code.

Calibrating Temperature Monitoring Probes

Calibrating Temperature Alarm Monitor Probe

Procedure for calibrating the alarm monitor probe at low operating temperatures.

Calibrating Control Set Point Probe

Steps to calibrate the control set point temperature probe.

Access Code Management and Calibration

Changing the Enviro-Scan Access Code

Instructions for changing the four-digit access code for calibration and settings.

Section 6 - Routine Maintenance

Cabinet Exterior Cleaning

Instructions for cleaning the freezer's exterior surfaces with soap and water.

Condenser Cleaning Instructions

Procedure for cleaning the condenser fins to ensure efficient compressor operation.

Maintenance: Air Filter and Defrosting

Air Filter Cleaning Procedure

Guide to removing, washing, and replacing the foam air filter.

Freezer Chamber Defrosting

Steps for performing a complete defrost of the freezer chamber.

Maintenance: Gaskets and Vacuum Relief Port

Door Gasket Cleaning and Inspection

Checking door gaskets for leaks and removing frost accumulation.

Vacuum Relief Port Cleaning

Procedure for checking and cleaning the vacuum relief port for frost build-up.

Maintenance: Replacing Monitor Battery

Performance Monitor;Alarm Battery Replacement

Instructions for replacing the monitor's backup battery every 2-3 years.

Section 7 - Service and Troubleshooting

Refrigeration System Servicing

Guidelines for servicing the refrigeration system, including cautions for qualified personnel.

Troubleshooting Guide Overview

Introduction to the troubleshooting chart for system issues.

8500 Series Cabinet Hardware Details

Reference to detail drawings for cabinet hardware components.

Troubleshooting: Common Symptoms and Causes

Specifications: Models 8516;8517

8516 and 8517 Model Specifications

Detailed specifications including temperature, dimensions, electrical, and weights.

Model 8523 Specifications

8523 Model Specifications

Detailed specifications for the Model 8523 freezer.

Models 8525;8526 Specifications

8525 and 8526 Model Specifications

Detailed specifications for the Models 8525 and 8526 freezers.

Model 8560 Specifications

8560 Model Specifications

Detailed specifications for the Model 8560 freezer.

Section 9 - Spare Parts List

Section 10 - Refrigeration Drawings

Section 11 - Electrical Schematics

Forma Scientific 8500 Series Specifications

General IconGeneral
BrandForma Scientific
Model8500 Series
CategoryFreezer
LanguageEnglish

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