Panasonic CS-A241KE 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

Panasonic CS-A241KE Specifications

General

Brand	Panasonic
Model	CS-A241KE
Category	Air Conditioner
Language	English

Summary

Functions

Remote Control

Explains the functions and settings available via the remote control unit.

Indoor Unit

Outlines the functions and operational details related to the indoor unit.

Outdoor Unit

Details the functions and operational aspects of the outdoor unit.

Dimensions

Refrigeration Cycle Diagram

Illustrates the refrigerant flow and components within the air conditioning system.

Operation Details

Cooling Mode Operation

Describes the sequence and conditions for cooling operation, including safety controls.

Soft Dry Mode Operation

Details the operation of the soft dry mode, including fan speed and stopping conditions.

Heating Mode Operation

Outlines the heating operation, including safety, overload, and hot start controls.

Deicing Control

Explains the mechanisms for preventing frost buildup on the outdoor heat exchanger.

Automatic Mode Operation

Details how the unit automatically selects the operating mode based on ambient conditions.

Airflow Direction Control

Installation Information

Indoor / Outdoor unit installation diagram

3-way Valve

Evacuation Installation and Re-installation

Pumping down (Transferring)

Evacuation (Servicing)

Gas charging (Servicing)

Pressure check (Servicing)

Gas releasing (Servicing)

1 Evacuation of Installation

Step-by-step guide for evacuating air from the indoor unit and piping during installation.

2 Pumping down

Procedure for pumping down refrigerant from the system before disconnection or servicing.

3 Evacuation of Re-installation

Steps for evacuating air when reinstalling the air conditioner.

4 Balance refrigerant of the 3-way valves

Procedure for balancing refrigerant levels using the 3-way valves.

5 Evacuation

Instructions for evacuating the refrigeration cycle when no refrigerant is present.

6 Gas charging

Procedure for charging the system with refrigerant after evacuation.

Servicing Information

Disassembly of the parts (Indoor Unit)

Disassembly of the parts (Outdoor Unit)

Troubleshooting Guide

Refrigeration cycle system

Relationship between conditions, pressure, and electric current

Diagnosis methods for compressor and 4-way valve malfunction