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Friedrich KHM18A34A - User Manual

Friedrich KHM18A34A
91 pages
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1 PB
Service Manual
Room Air Conditioners
Standard Chassis Models
Kühl
KCS08A10A, KCS10A10A, KCS12A10A, KCS14A10A, KCM14A10A
KCS12A30A, KCS16A30A, KCM18A30A, KCM21A30A KCL24A30A,
KCL24A30B, KCL28A30A, KCL36A30A
KHS10A10A
KHM12A33A, KHM18A34A, KHL24A35A
115-Volt:
230-Volt:
Kühl +
Electric Heat
Kühl +
Heat Pump
230-Volt:
93001403_04
KES12A33A, KES16A33A, KEM18A34A, KEL24A35A,
KEL24A35B, KEL36A35A
115-Volt:
230-Volt:

Table of Contents

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Summary

INTRODUCTION

Important Safety Information

Details crucial safety procedures and warnings for installation and repair personnel.

Personal Injury Or Death Hazards

Highlights potential dangers and hazards that can lead to injury or death.

SPECIFICATIONS

Refrigeration Systems Performance Data

Provides detailed performance data for refrigeration systems across various models.

Electrical Data

Provides information on circuit ratings, breaker/plug types, and electrical connections.

OPERATION

TROUBLESHOOTING

Diagnostic Codes

Lists diagnostic codes and corresponding control board actions for troubleshooting.

Troubleshooting Tips

Offers solutions for common unit problems like no operation, tripping breakers, or poor cooling/heating.

COMPONENT TESTING

Reversing Valve Description and Operation

Explains the function and operation of the 4-way reversing valve.

Compressor Checks

Covers testing procedures for compressor voltage, amperage, and overloads.

R-410 A SEALED SYSTEM REPAIR

Refrigerant Charging Procedures

Details proper procedures for charging refrigerant into the system, emphasizing weighed-in method.

Summary

INTRODUCTION

Important Safety Information

Details crucial safety procedures and warnings for installation and repair personnel.

Personal Injury Or Death Hazards

Highlights potential dangers and hazards that can lead to injury or death.

SPECIFICATIONS

Refrigeration Systems Performance Data

Provides detailed performance data for refrigeration systems across various models.

Electrical Data

Provides information on circuit ratings, breaker/plug types, and electrical connections.

OPERATION

TROUBLESHOOTING

Diagnostic Codes

Lists diagnostic codes and corresponding control board actions for troubleshooting.

Troubleshooting Tips

Offers solutions for common unit problems like no operation, tripping breakers, or poor cooling/heating.

COMPONENT TESTING

Reversing Valve Description and Operation

Explains the function and operation of the 4-way reversing valve.

Compressor Checks

Covers testing procedures for compressor voltage, amperage, and overloads.

R-410 A SEALED SYSTEM REPAIR

Refrigerant Charging Procedures

Details proper procedures for charging refrigerant into the system, emphasizing weighed-in method.

Friedrich KHM18A34A Specifications

General IconGeneral
BrandFriedrich
ModelKHM18A34A
CategoryAir Conditioner
LanguageEnglish

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