Panasonic CS-A181KE - User Manual

Service Manual
Room Air Conditioners
Contents
● Features ..........................................................1
● Functions ...................................................2 – 4
● Product Specifications ...............................5 – 8
● Dimensions ..............................................9 – 10
● Refrigeration Cycle Diagram .........................10
● Block Diagram ............................................... 11
● Wiring Diagram ..............................................12
● Operation Details ...................................13 – 22
● Installation Information ..........................23 – 24
● 3-way Valves ......................................... 25 – 31
● Servicing Information .............................32 – 35
● Troubleshooting Guide .......................... 36 – 37
● Technical Data.......................................38 – 40
● Exploded View .........................................41, 43
● Replacement Parts List ...........................42, 44
● Electronic Parts List ...............................45 – 46
CS-A181KE / CU-A181KE
CS-A241KE / CU-A241KE
ORDER NO. MAC9811041C2
 1999 Matsushita Air-Conditioning Corp. Sdn. Bhd.
(183914D)
All rights reserved. Unauthorized copying and distribu-
tion is a violation of law.
Untitled-5 6/21/00, 10:48 AM1

Summary

Product Specifications

Electrical Wiring Diagram

Cooling Mode Operation

Time Delay, Time Saved & Anti-Freezing Controls

Safety features for compressor restart and heat exchanger protection in cooling.

Soft Dry Mode Operation

Soft Dry Safety & Fan Control

Time delay, anti-freezing, and fan speed for soft dry mode.

Heating Mode Operation

Heating Safety & Controls

Time delay, overload protection, 4-way valve, and hot start for heating.

Deicing Operation Control

Normal and Overload Deicing

Procedures for normal and overload deicing of the outdoor heat exchanger.

Automatic Mode Operation

Operation Mode Determination

Installation Information

Unit Installation Guidelines

3-Way Valve Operation

Installation Evacuation Procedure

Pumping Down Procedure

Re-installation Evacuation

Refrigerant Balancing

Refrigerant Evacuation

Refrigerant Gas Charging

Servicing - Indoor Unit Disassembly

Indoor Electronic Controller Inspection

Indoor Fan Motor Removal Procedure

Servicing - Fan Component Removal

Cross Flow Fan Removal

Outdoor Unit Component Inspection

Troubleshooting Guide

Pressure & Current Troubleshooting

Relates air conditioner conditions to pressure and electric current readings.

Compressor & Valve Fault Diagnosis

Methods for diagnosing compressor and 4-way valve malfunctions.

Technical Data - Thermostat Characteristics

Technical Data - Operation Characteristics

Technical Data - Piping Length Effects

Replacement Parts List - Indoor Unit

Replacement Parts List - Outdoor Unit

Electronic Parts List - Indoor

Electronic Parts List - Outdoor

Electronic Circuit Diagram

Panasonic CS-A181KE Specifications

General

Brand	Panasonic
Model	CS-A181KE
Category	Air Conditioner
Language	English