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Friedrich KES12A33A User Manual

Friedrich KES12A33A
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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Friedrich KES12A33A Specifications

General IconGeneral
BrandFriedrich
ModelKES12A33A
CategoryAir Conditioner
LanguageEnglish

Summary

Introduction

Important Safety Information

Details critical safety warnings, symbols, and hazard alerts.

Personal Injury Or Death Hazards

Covers electrical, mechanical, and refrigeration system hazards.

Refrigeration System Repair Hazards

Specific hazards related to refrigerant handling and system repair.

Specifications

Electrical Data

Details on circuit ratings, breakers, power cords, and receptacles.

Operation

User Interface Overview

Explanation of the control panel display, buttons, and icons.

Routine Maintenance

Remove and Install the Chassis

Troubleshooting

Diagnostic Codes and Actions

List of diagnostic codes and corresponding control board actions.

Unit Performance Issues

Troubleshooting tips for common cooling, heating, and cycling problems.

Refrigerant System Diagnosis

Diagnosing refrigerant issues in both heating and cooling cycles.

Component Testing

Reversing Valve Testing

Description, operation, and testing procedures for the reversing valve.

Compressor Checks

Procedures for testing compressor resistance, overloads, and efficiency.

Fan Motor and Capacitor Testing

Tests for fan motors and capacitors, including safety precautions.

R-410A Sealed System Repair

Refrigerant Charging Procedures

Steps for proper refrigerant charging and system operation.

Undercharged/Overcharged System Diagnosis

Diagnosing and identifying undercharged or overcharged systems.

Compressor Replacement Procedure

Detailed steps for replacing the compressor, including burnout procedures.

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