EasyManua.ls Logo

NuAire NU-9728GA User Manual

NuAire NU-9728GA
37 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
NU-9728GA
Ultra-Low Temperature Freezer
INSTRUCTION MANUAL
Question and Answer IconNeed help?

Do you have a question about the NuAire NU-9728GA and is the answer not in the manual?

NuAire NU-9728GA Specifications

General IconGeneral
Defrost TypeManual
Door LockYes
Energy Star CertifiedNo
InsulationHigh-density polyurethane foam
Power115V, 60Hz

Summary

Introduction

Precautions for Safe Operation

Warning and Caution Symbol Explanations

Explains warning and caution symbols and labels used for safety.

General Operational Warnings

Details critical warnings for safe operation, covering environmental and usage practices.

Electrical and Handling Precautions

Lists essential safety measures regarding electrical hazards, handling, and disposal.

Operational and Stability Cautions

Outlines specific cautions for power connection, dust, and unit stability.

Environmental Conditions

Freezer Components Overview

Control Panel and Indicators

Details the control panel's digital display, status lamps, and control keys.

Main Unit Components

Describes external parts like doors, latches, gaskets, and internal shelves.

Accessory and Connection Points

Covers access ports, power switch, remote alarm terminal, and battery switch.

Control Panel Function Details

Explains the function of each key and indicator on the control panel.

Remote Alarm Terminal

Air Intake Port

Installation Site Requirements

Location Guidelines

Specifies requirements for sunlight, ventilation, heat sources, and temperature stability.

Floor and Humidity Considerations

Details the need for a sturdy, level floor and limits on ambient humidity.

Environmental and Electrical Site Prep

Addresses avoiding flammable gases, falling objects, and wire gauge for outlets.

Installation Procedures

Preparation and Grounding

Covers removing packaging, adjusting leveling feet, and proper grounding.

Power Source Connection

Details power source requirements, receptacle type, and circuit breaker ratings.

Unit Start-Up Procedures

Initial Operation Steps

Guides through turning on power, setting temperature, and testing alarms.

Post Start-Up Considerations

Advises on loading samples and notes on operation after power failure.

Chamber Temperature Setting

Key Lock Function

Explains how to enable and disable the key lock feature for temperature settings.

Alarm Temperature Setting

High Temperature Alarm Setup

Procedure for setting the temperature threshold for high temperature alarms.

Low Temperature Alarm Setup

Procedure for setting the temperature threshold for low temperature alarms.

Alarm Resume Time Setting

Compressor Delay Time Setting

Door Alarm Delay Time Setting

Monitor of Freezer Status

Running Status Monitoring

Explains status monitor lamp and S codes for abnormal conditions.

Alarms and Safety Functions

Alarm and Safety Function Table

Lists various alarms, their situations, indications, and safety operations.

Routine Maintenance

Cleaning of Cabinet

Instructions for monthly cleaning of the freezer's exterior and interior.

Condenser Filter Cleaning

Procedure for cleaning the condenser filter when the check lamp lights.

Defrosting of Inside Wall

Procedure for removing frost buildup from the chamber and inner door.

Cleaning of Air Intake Port

Guide on how to clean the air intake port, especially when frost is present.

Troubleshooting Guide

Common Malfunctions and Remedies

Lists common problems like no cooling or poor cooling and their solutions.

Disposal of Unit

Battery Recycle and Decontamination

Information on recycling the unit's rechargeable battery and decontaminating before disposal.

Disposal of Battery

Nickel-Metal-Hydride Battery Removal

Step-by-step instructions for safely removing the rechargeable battery.

Temperature Recorder (Option)

Setting and Loading the Ink Pen

Guide on how to load the ink pen into the temperature recorder.

Starting Recording and Paper Replacement

Details on starting recording, setting time, and replacing recording paper.

Backup Cooling Kit (Option)

Backup Cooling Kit Operation

Instructions on switching, testing, and setting the backup cooling kit.

Backup Cooling Kit Warnings

Provides warnings related to oxygen depletion when using CO2 or N2 backup systems.

Inventory Rack

Shelf Support Adjustment

Instructions on how to adjust shelf supports for inventory racks.

Specifications

Product and Dimensional Specifications

Details product name, external/internal dimensions, capacity, and materials.

Component and Refrigerant Details

Lists compressor, evaporator, condenser, refrigerant, and controller specifications.

Electrical and Accessory Specifications

Covers power, alarm, battery, accessories, and optional component details.

Performance

Cooling and Temperature Performance

Details cooling performance, temperature control range, and maximum cooling.

Power and Noise Specifications

Covers power voltage, frequency, consumption, and noise level.

Safety Check Sheet

Pre-Service Safety Checklist

Provides a checklist for freezer contents, contamination, and safe work conditions.

Related product manuals