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Friedrich KCS08A10A - User Manual

Friedrich KCS08A10A
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

Question and Answer IconNeed help?

Do you have a question about the Friedrich KCS08A10A and is the answer not in the manual?

Summary

Standard Chassis Models

Kühl Models

Lists Kühl series cool-only models.

Kühl + Electric Heat Models

Lists Kühl + models with electric heat.

Kühl + Heat Pump Models

Lists Kühl + models with heat pump.

Introduction

Important Safety Information

General safety warnings and hazard identification for operation and service.

Personal Injury Or Death Hazards

Details potential risks of injury or death during operation and maintenance.

Electrical Hazards

Specific safety precautions related to electrical components and connections.

New Kühl Control Options

Overview of advanced control features and wireless capabilities.

Component Identification

Model and Serial Number Location

Locates the unit's model and serial number labels for identification.

Model Number Reference Guide

Serial Number Reference Guide

Specifications

Refrigeration Systems Performance Data

Technical performance data for various refrigerant systems and models.

Installation

Installation Clearances

Required spacing around the unit for proper airflow and function.

Electrical Data

Circuit Rating;Breaker;power cord; wall Receptacle

Details electrical requirements, breakers, cords, and receptacles.

Test the power cord

Procedure for testing the LCDI power cord for safety and functionality.

Operation

Airflow Selection and Adjustment

Guides on adjusting airflow direction for optimal comfort.

User Interface

Description of the control panel display, buttons, and features.

Remote Control

Operation of the unit using the handheld remote control.

General Knowledge Sequence Of Refrigeration

Routine Maintenance

Remove And Install The Front Cover

Steps for safely removing and reinstalling the unit's front cover.

Standard Filter Removal; Installation Instructions

Procedure for cleaning or replacing the standard air filter.

Remove and Install the Chassis

Remove The Chassis

Steps to safely detach the unit's chassis from the cabinet.

Install The Chassis

Steps for properly installing the unit chassis into its sleeve.

Troubleshooting

Diagnostic Codes

List of error codes and their corresponding control board actions.

Troubleshooting Tips

General advice and common solutions for unit malfunctions.

Refrigerant System Diagnosis - Heating Cycle

Diagnosing issues within the refrigerant system during heating operation.

Refrigerant System Diagnosis - Cooling Cycle

Diagnosing issues within the refrigerant system during cooling operation.

Component Testing

Capillary Tube and Check Valve Assy (Heat Pump Units)

Procedure for testing capillary tubes and check valves in heat pump units.

Compressor Checks

Methods for testing compressor electrical properties and efficiency.

Fan Motor

Steps for testing the fan motor's operation and windings.

Capacitors

Procedures for checking capacitor health and functionality.

Heating Element

Method for testing the resistance of the heating element.

Testing the User Interface and Electronic Control Board

Procedures for testing the UI and electronic control board.

R-410 A Sealed System Repair

R-410 A Sealed System Repair

Essential considerations and safety for working with R-410A refrigerant systems.

Refrigerant Charging

Proper procedures for charging refrigerant into the system.

Undercharged Refrigerant Systems

Diagnosis and repair of systems with insufficient refrigerant charge.

Compressor Replacement

Detailed steps for replacing the compressor unit.

Replace The Reversing Valve

Procedure for replacing the reversing valve assembly.

Wiring Diagrams

Used on Models

Lists models covered by the specific wiring diagram.

Terminal Detail

Explains terminal connections and sensor color codes.

Legend

Key to symbols and abbreviations used in wiring diagrams.

Interactive Parts Viewer

Available Accessories

Premium Carbon Filters

Details on optional carbon filters for air purification.

Window Mounting Kits: Kühl+

Accessory kits required for installing Kühl+ units in windows.

Appendix

Thermistor Resistance Values

Table providing thermistor resistance data at various temperatures.

Limited Warranty

First Year Warranty

Coverage details for the first year of the product warranty.

Second Through Fifth Year Warranty

Coverage details for the sealed refrigerant system from year two to five.

Applicability and Limitations

Scope and restrictions of the warranty coverage.

Obtaining Warranty Performance

Procedures and contact information for claiming warranty service.

Customer Satisfaction and Quality Assurance

Friedrich Authorized Parts Depots

List of authorized locations for obtaining Friedrich parts.

Technical Support Contact Information

Contact details for customer and technical support.

Summary

Standard Chassis Models

Kühl Models

Lists Kühl series cool-only models.

Kühl + Electric Heat Models

Lists Kühl + models with electric heat.

Kühl + Heat Pump Models

Lists Kühl + models with heat pump.

Introduction

Important Safety Information

General safety warnings and hazard identification for operation and service.

Personal Injury Or Death Hazards

Details potential risks of injury or death during operation and maintenance.

Electrical Hazards

Specific safety precautions related to electrical components and connections.

New Kühl Control Options

Overview of advanced control features and wireless capabilities.

Component Identification

Model and Serial Number Location

Locates the unit's model and serial number labels for identification.

Model Number Reference Guide

Serial Number Reference Guide

Specifications

Refrigeration Systems Performance Data

Technical performance data for various refrigerant systems and models.

Installation

Installation Clearances

Required spacing around the unit for proper airflow and function.

Electrical Data

Circuit Rating;Breaker;power cord; wall Receptacle

Details electrical requirements, breakers, cords, and receptacles.

Test the power cord

Procedure for testing the LCDI power cord for safety and functionality.

Operation

Airflow Selection and Adjustment

Guides on adjusting airflow direction for optimal comfort.

User Interface

Description of the control panel display, buttons, and features.

Remote Control

Operation of the unit using the handheld remote control.

General Knowledge Sequence Of Refrigeration

Routine Maintenance

Remove And Install The Front Cover

Steps for safely removing and reinstalling the unit's front cover.

Standard Filter Removal; Installation Instructions

Procedure for cleaning or replacing the standard air filter.

Remove and Install the Chassis

Remove The Chassis

Steps to safely detach the unit's chassis from the cabinet.

Install The Chassis

Steps for properly installing the unit chassis into its sleeve.

Troubleshooting

Diagnostic Codes

List of error codes and their corresponding control board actions.

Troubleshooting Tips

General advice and common solutions for unit malfunctions.

Refrigerant System Diagnosis - Heating Cycle

Diagnosing issues within the refrigerant system during heating operation.

Refrigerant System Diagnosis - Cooling Cycle

Diagnosing issues within the refrigerant system during cooling operation.

Component Testing

Capillary Tube and Check Valve Assy (Heat Pump Units)

Procedure for testing capillary tubes and check valves in heat pump units.

Compressor Checks

Methods for testing compressor electrical properties and efficiency.

Fan Motor

Steps for testing the fan motor's operation and windings.

Capacitors

Procedures for checking capacitor health and functionality.

Heating Element

Method for testing the resistance of the heating element.

Testing the User Interface and Electronic Control Board

Procedures for testing the UI and electronic control board.

R-410 A Sealed System Repair

R-410 A Sealed System Repair

Essential considerations and safety for working with R-410A refrigerant systems.

Refrigerant Charging

Proper procedures for charging refrigerant into the system.

Undercharged Refrigerant Systems

Diagnosis and repair of systems with insufficient refrigerant charge.

Compressor Replacement

Detailed steps for replacing the compressor unit.

Replace The Reversing Valve

Procedure for replacing the reversing valve assembly.

Wiring Diagrams

Used on Models

Lists models covered by the specific wiring diagram.

Terminal Detail

Explains terminal connections and sensor color codes.

Legend

Key to symbols and abbreviations used in wiring diagrams.

Interactive Parts Viewer

Available Accessories

Premium Carbon Filters

Details on optional carbon filters for air purification.

Window Mounting Kits: Kühl+

Accessory kits required for installing Kühl+ units in windows.

Appendix

Thermistor Resistance Values

Table providing thermistor resistance data at various temperatures.

Limited Warranty

First Year Warranty

Coverage details for the first year of the product warranty.

Second Through Fifth Year Warranty

Coverage details for the sealed refrigerant system from year two to five.

Applicability and Limitations

Scope and restrictions of the warranty coverage.

Obtaining Warranty Performance

Procedures and contact information for claiming warranty service.

Customer Satisfaction and Quality Assurance

Friedrich Authorized Parts Depots

List of authorized locations for obtaining Friedrich parts.

Technical Support Contact Information

Contact details for customer and technical support.

Friedrich KCS08A10A Specifications

General IconGeneral
Cooling Capacity8, 000 BTU
Cooling AreaUp to 350 sq. ft.
Voltage115V
Dehumidification1.8 pints/hour
Air Flow200 CFM
Power Supply115V/60Hz
TypeWindow Air Conditioner
RefrigerantR410A

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