Norcold 443 User Manual

Norcold Repair Guide
Models 442, 443, 452, 453, 462, 463, 482, 483
Section 3
Table of Contents
Page
3-2 General Information and Specification
3-3 Information About Electrical Connections
3-3 Description of Operation
3-4 Location of Control and Components
3-5 Lighting and Operating Instructions
3-6 High Humidity and Interior Lamp Switch
3-7 Parts Function
3-10 Troubleshooting Procedures
3-10 Refrigerator Will Not Ignite Electrically on Propane
3-12 Refrigerator Does Not Indicate that a Flame has been Established
3-13 Burner Flame Will Not Light or Stay Lit
3-15 Refrigerator Overfreezing
3-15 Refrigerator Will Not Operate or Cool on A/C
3-18 Refrigerator Will Not Operate or Cool on D/C
3-21 Wiring Pictorials
3-23 Wiring Diagrams
3-E1 Information on Earlier Versions
3-W1 Wiring Pictorials for Earlier Versions
3-W3 Wiring Diagrams for Earlier Versions
B101
3-1

Norcold 443 Specifications

General

Brand	Norcold
Model	443
Category	Refrigerator
Language	English

Summary

Electrical Connection Information

Refrigerator Operation Overview

Describes how the refrigerator operates using control knobs and safety features.

Lighting and Operating Instructions

Gas Operation Lighting Instructions

Step-by-step guide to ignite and operate the refrigerator on gas.

AC Electric Operation Start-Up

Guide for starting the refrigerator using AC electric power.

DC Electric Operation Start-Up

Guide for starting the refrigerator using DC electric power for 3-way models.

Key Component Functions

Combination Control Functionality

Describes the dual-function control for mode selection and thermostat.

Relighter and Ignition Electrode Function

Details the function of the relighter and ignition electrode.

Thermocouple and Orifice Function

AC-DC Switch for 3-Way Models

Troubleshooting Procedures

No Ignition on Propane

Checks 12V DC, fuse, and control panel access for ignition issues.

Fuse Overfusing Warning

Warns against overfusing circuits to prevent fires.

No Flame Established

Guides checks for flame indicator, relighter voltage, and wiring.

Flame Not Staying Lit

Troubleshooting for flame extinguishing, thermocouple, and gas pressure.

Gas Pressure Settings

Overfreezing Diagnosis

Guides checks for overfreezing, capillary tube, and control.

AC Operation or Cooling Failure

Troubleshoots AC issues by checking voltage and fuse.

DC Operation or Cooling Failure

Troubleshoots DC issues by checking voltage and fuse.

Wiring Pictorial Diagrams

Models 443 & 453 Pictorial

Models 463 & 483 Pictorial

Models 442 & 452 Pictorial

Models 462 & 482 Pictorial

Wiring Diagrams

Models 463 & 483 Diagram

Models 443 & 453 Diagram

Models 462 & 482 Diagram

Models 442 & 452 Diagram

Wiring Pictorials for Earlier Versions

Earlier Models 443 & 453 Pictorial

Earlier Models 463 & 483 Pictorial

Earlier Models 442 & 452 Pictorial

Earlier Models 462 & 482 Pictorial

Wiring Diagrams for Earlier Versions

Earlier Models 443 & 453 Diagram

Earlier Models 463 & 483 Diagram

Earlier Models 442 & 452 Diagram