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Westinghouse WHS09WMA21S User Manual

Westinghouse WHS09WMA21S
57 pages
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REFRIGERANT R410A
INVERTER
AIR CONDITIONER
Wall mounted type
SERVICE MANUAL
INDOOR
WHS09WMA21S
WHS09WMA11S
WHS12WMA21S
WHS12WMA11S
WHS18WMA21S
WHS24WMA21S WHS30WMA21S
WHS36WMA21S
OUTDOOR
WHS09SZA21S
WHS09SZA11S
WHS12SZA21S
WHS12SZA11S
WHS18SZA21S WHS24SZA21S
WHS30SZA21S
WHS36SZA21S
, WESTINGHOUSE, and INNOVATION YOU CAN BE SURE OF are trademarks of Westing house
Electric Corporation. Used under license by FUJITSU GENERAL AMERICA, INC. All Rights Reserved.
2021.02.09

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Westinghouse WHS09WMA21S Specifications

General IconGeneral
Cooling Capacity9000 BTU
TypeWindow Air Conditioner
Energy Efficiency Ratio (EER)12.0
Noise Level52 dB
Voltage115V
Operating Voltage115V
Operating Frequency60 Hz
RefrigerantR32
Power Supply115V
Noise Level (High)52 dB

Summary

Important Information

Notices

Product specifications and design are subject to change without notice for future improvement.

Please Read Before Starting

Key instructions for safe and efficient installation and operation of the air conditioning system.

Special Precautions

Wiring Safety

Electrical shock hazards and requirements for qualified electricians when wiring the system.

Transporting Safety

Safe handling procedures for picking up and moving indoor and outdoor air conditioner units.

Installation Safety

Guidelines for safe installation in various locations and environments for optimal performance.

Refrigerant Tubing Connection

Proper method for connecting refrigerant tubing using the flare method for leak-free connections.

Servicing Safety

Precautions during electrical checks and repairs, including power off and keeping clear of moving parts.

General Safety

Ventilation of enclosed areas and confirmation of no refrigerant gas leaks.

Specifications

Dimensions

Installation Space

Space Requirement

Guidelines for adequate installation space for product safety and optimal operating performance.

Site Selection

Criteria for choosing suitable indoor and outdoor unit installation locations to ensure proper operation.

Refrigerant Circuit

Air Purging and Leakage Test

Test Running

Check after Installation

Checklist for verifying installation integrity, refrigerant leakage, and electrical connections.

Operation Test

Procedure to confirm normal operation of the air conditioner after installation is complete.

Wiring Diagrams

Troubleshooting

Error Code Table

Lists error codes displayed on the outdoor unit and their corresponding failure descriptions.

Protection Diagnosis

Analysis of various protection modes like voltage, current, and temperature during operation.

Compressor Troubleshooting

Methods for diagnosing compressor issues, including terminal identification and coil resistance.

Electric Filter Board Troubleshooting

Visual and voltage tests for diagnosing issues with the electric filter board.

Electric Communication Troubleshooting

Steps to diagnose communication faults between indoor and outdoor units.

Parts

Accessories

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