Norcold 2118IM User Manual

© 2016 NORCOLD, INC. All rights reserved.
Part No. 637026 Rev. B 03.14.2016
Service Manual
Gas Electric Refrigerators
MODELS
2118, 2118SS, 2118BK
Questions? 1-800-444-7210
Improper installation, adjustment, altera-
tion, service or maintenance can cause
personal injury or property damage. Refer
to this manual. For assistance or addition-
al information, contact a qualied installer,
service agency, or the gas supplier.
2118IM, 2118IMSS, 2118IMBK
2118IMD, 2118SSIMD, 2118IMDBK

Norcold 2118IM Specifications

General

Type	Absorption Refrigerator
Cooling System	Absorption
Power Source	AC/DC/LP Gas
AC Voltage	120V
Ice Maker	Yes
DC Voltage	12V
Refrigerant	R-134a
Color	Black

Summary

Safety

General Safety Precautions

Cooling Unit and Gas System Hazards

Specific dangers related to the cooling unit and propane gas system.

Electrical Safety Precautions

Precautions for working with electrical components and preventing shocks.

General Information and Ventilation

Ventilation Overview and Safety

Critical importance of ventilation for combustion and safe operation.

Ventilation and Connections

Propane Gas Connection Safety

Guidelines for safe propane gas hookup and leak testing.

Electrical Connection Requirements

Power Board Fuses

Component Troubleshooting and Control

Temperature Monitor Control (TMC) Function

Purpose and operation of the TMC to prevent overheating.

Preventative Maintenance

Annual Maintenance Checks

Gas Flame and Burner Orifice Maintenance

Gas Flame Appearance Inspection

Burner Orifice Cleaning Procedure

Gas Operation

Gas Ignition and Flame Maintenance

Operational Modes and Startup

Gas and AC Mode Operation

Gas Safety Valve Test

Gas Safety Valve Testing Procedure

Step-by-step guide to test the gas safety valve.

Diagnostic Pre-checks

Essential Diagnostic Pre-Checks

Fault Code Troubleshooting

"no AC" and "no FL" Faults

Fault Code Troubleshooting (cont'd)

Combined "no AC, no FL" and "AC rE" Faults

"Sr" Fault and Low DC Voltage Faults

"dr" Door Ajar and Thermistor Faults

"AC HE" and "OP LI" Faults

Fault Code Diagnostics

"LI" "oP" Fault Code Diagnostic Flowchart

Detailed flowchart for diagnosing the "LI" "oP" fault.

Fault Code Diagnostics (cont'd)

TMC Red Light Flashing Troubleshooting

Steps to troubleshoot TMC red light flashing (FAST/SLOW).

TMC Red Light on Solid - Cooling Unit Leak Check

Procedure to check for cooling unit leaks when TMC light is solid.

Clearing TMC Lockout State

Steps to clear the TMC lockout state after addressing leaks.

Diagnostic Mode Operations

Accessing and Navigating Diagnostic Mode

How to enter, change screens, and exit diagnostic mode.

Diagnostic Mode Functions

Stored Fault History and Erasing

Diagnostic Mode Functions (cont'd)

Power Board Input/Output Status

AC Voltage Status Interpretation

Power Board Voltage Status

Wiring Diagrams

Overall Wiring Diagram

The complete electrical schematic for the refrigerator's systems.

Wiring Pictorials

Wiring Pictorial Diagram

A visual guide to component wiring connections.

Rear Wiring Views (2118 Model)

2118 Model Upper Rear Wiring

Illustrates wiring connections on the upper rear of the 2118 model.

Rear Wiring Views (2118IM/2118IMD Models)

2118IM/2118IMD Upper Rear Wiring

Illustrates wiring on the upper rear of 2118IM and 2118IMD models.

Rear Wiring Views (2118IM/2118IMD Models) (cont'd)

2118IMD Lower Rear Wiring

Illustrates wiring connections on the lower rear of the 2118IMD model.

Refrigerator Removal and Installation

Procedure for Removing the Refrigerator

Step-by-step instructions for safely removing the appliance.

Procedure for Replacing the Refrigerator

Step-by-step instructions for safely installing the appliance.