Panasonic CU-MA190KE - User Manual

Service Manual
Multi-Split 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 – 16
● Operation Details ...................................17 – 27
● Installation Information ..........................28 – 29
● 2-way, 3-way Valves..............................30 – 36
● Servicing Information .............................37 – 40
● Troubleshooting Guide ..........................41 – 42
● Technical Data.......................................43 – 46
● Exploded View .............................47, 49, 51, 53
● Replacement Parts List ...............48, 50, 52, 54
● Electronic Parts List .......................................55
ORDER NO. MAC9611042C2
CS-MA90KE / CU-MA180KE
CS-MA120KE / CU-MA240KE
CS-MA70KE / CU-MA190KE
CS-MA120KE
 1996 Matsushita Industrial Corp. Sdn. Bhd.
(11969-T)
All rights reserved. Unauthorized copying and distribu-
tion is a violation of law.
Untitled-1 6/30/00, 7:44 AM1

Summary

Features

Functions

Remote Control Functions

Details on remote control operations like temperature, fan speed, mode selection.

Indoor Unit Functions

Outdoor Unit Functions

Wiring Diagram

CS-MA70 KE; CS-MA120 KE Wiring

CS-MA90 KE; CU-MA180 KE Wiring

Operation Details

Cooling Mode Operation

Details on cooling mode, fan speed, and time controls.

Soft Dry Mode Operation

Explanation of the soft dry operating mode and its controls.

Heating Mode Operation

Details on heating mode, fan speed, and controls.

Deicing Control

Procedures for normal and overload deicing operations.

Automatic & Sleep Mode Operation

Auto Restart & Fan Motor Control

Airflow Direction & Timer Controls

Installation Information

2-way 3-way Valve

Evacuation of Installation

Pumping Down

Evacuation of Re-installation

Balance Refrigerant Procedures

Evacuation (No Refrigerant)

Gas Charging

Servicing Information

Indoor Electronic Controller & Fan Motor

Inspection points and removal procedures for indoor components.

Cross Flow Fan Removal

Troubleshooting Guide

Refrigeration Cycle Diagnosis

Using pressure and temperature to diagnose cycle issues.

Compressor & 4-Way Valve Malfunctions

Methods for diagnosing compressor and 4-way valve faults.

Replacement Parts List

Electronic Parts List

Panasonic CU-MA190KE Specifications

General

Brand	Panasonic
Model	CU-MA190KE
Category	Air Conditioner
Language	English