Panasonic CU-A123KE User Manual

Service Manual
Room Air Conditioners
Contents
● Features ..........................................................1
● Functions ...................................................2 – 4
● Product Specifications .............................5 – 10
● Dimensions ............................................11 – 12
● Refrigeration Cycle Diagram .........................13
● Block Diagram ............................................... 14
● Wiring Diagram ..............................................15
● Operation Details ...................................16 – 30
● Installation Information ..........................31 – 32
● 2-way, 3-way Valves..............................33 – 39
● Servicing Information .............................40 – 42
● Troubleshooting Guide .......................... 43 – 44
● Technical Data.......................................45 – 48
● Exploded View ...................................49, 51, 53
● Replacement Parts List .....................50, 52, 54
● Electronic Parts List .......................................55
CS-A73KE / CU-A73KE
CS-A93KE / CU-A93KE
CS-A123KE / CU-A123KE
ORDER NO. MAC9902015C2
 1999 Matsushita Air-Conditioning Corp. Sdn. Bhd.
(183914D)
All rights reserved. Unauthorized copying and distribu-
tion is a violation of law.
Untitled-16 6/19/00, 11:26 AM1

Panasonic CU-A123KE Specifications

General

Brand	Panasonic
Model	CU-A123KE
Category	Air Conditioner
Language	English

Summary

Features

Unit Features Overview

Highlights key features like efficiency, design, comfort, and improvements.

Functions and Operations

Remote Control Functions

Details all operations controllable via the remote unit.

Unit Mode Operations

Explains cooling, soft dry, heating, automatic, and special modes.

Protective and Control Features

Covers compressor, fan, and valve protection and controls.

Product Specifications

Model Specifications Overview

Presents detailed technical data for all unit models.

Diagrams and Schematics

Unit Dimensions

Illustrates physical dimensions for indoor and outdoor units.

System Diagrams

Includes refrigeration cycle, block, and wiring diagrams.

Installation and Servicing

Installation Procedures

Guides on location selection, piping, and unit installation.

Maintenance and Repair Procedures

Covers valve operations, evacuation, charging, and component servicing.

Troubleshooting and Reference Data

Troubleshooting Guide

Helps diagnose and resolve common unit malfunctions.

Technical Data

Includes performance graphs, characteristics, and thermostat data.

Parts and Circuit Information

Lists replacement parts, exploded views, and circuit diagrams.