Westinghouse WHS30WMA21S User Manual

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

Westinghouse WHS30WMA21S Specifications

General

Cooling Capacity	30000 BTU
Type	Window
Voltage	208/230V
Power Supply	230/208V-60Hz
Refrigerant	R410A
Dimensions (Outdoor Unit)	N/A (Window Unit)
Weight (Outdoor Unit)	N/A (Window Unit)

Summary

SERVICE MANUAL

Safety and Precautions

General Safety Warnings

Covers notices, read before starting, warnings, get help, and improper installation.

Specific Precautions

Details safety measures for wiring and transporting the unit.

Installation and Servicing Guidelines

Installation and Servicing Details

Covers unit installation, refrigerant tubing connection, and servicing procedures.

Product Specifications

Unit Dimensions

Installation Space Requirements

Space Requirement Details

Specifies clearance needed around the unit for safe operation and ventilation.

Refrigerant Circuit

Air Purging and Leakage Test

Test Running Procedures

Pre-Operation Checks

Lists items to check after installation before initial operation.

Operation Test

Describes how to perform the initial operation test and check functionality.

Wiring Diagrams

Troubleshooting and Error Codes

Error Code Table

Details error codes, LED indications, and potential root causes for unit malfunctions.

Trouble Diagnosis of Protection

Trouble Diagnosis of Compressor

Trouble Diagnosis of Electric Filter Board

Trouble Diagnosis of Electric Communication

Indoor Unit Parts List

Outdoor Unit Parts List

Accessories