Mitsubishi PLH-6AAK User Manual

TECHNICAL & SERVICE MANUAL
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
No. OC360
NOTE:
• This manual does not
cover outdoor units.
When servicing outdoor
units, please refer to the
outdoor unit`s service
manual together with this
manual.
CONTENTS
1. REFERENCE MANUAL ······································2
2. PART NAMES AND FUNCTIONS ···················3
3. SPECIFICATIONS············································6
4. DATA ······························································14
5. OUTLINES AND DIMENSIONS ·····················28
6. WIRING DIAGRAM ········································31
7. REFRIGERANT SYSTEM DIAGRAM············32
8. TROUBLESHOOTING ···································34
9. FUNCTION SETTING·····································50
10. 4-WAY AIR FLOW SYSTEM ··························57
11. SYSTEM CONTROL ······································62
12. DISASSEMBLY PROCEDURE ······················76
13. PARTS LIST ···················································79
14. OPTIONAL PARTS ········································84
Indoor unit
[Model names] [Service Ref.]
PLH-3AAK
PLH-3AAK
PLH-4AAK
PLH-4AAK
PLH-5AAK
PLH-5AAK
PLH-6AAK
PLH-6AAK
PLH-3AAKH
PLH-3AAKH
PLH-4AAKH
PLH-4AAKH
PLH-5AAKH
PLH-5AAKH
PLH-6AAKH
PLH-6AAKH
February 2006
INDOOR UNIT
WIRED REMOTE
CONTROLLER
WIRELESS REMOTE
CONTROLLER
ON/OFF TEMP
ON/OFF
TEMP.
Model name
indication
OC360--1.qxp 06.2.24 1:56 PM Page 1

Mitsubishi PLH-6AAK Specifications

General

Brand	Mitsubishi
Model	PLH-6AAK
Category	Air Conditioner
Language	English

Summary

PART NAMES AND FUNCTIONS

Indoor Unit Components

Details the parts and functions of the indoor unit.

Wireless Remote Controller Operation

Details the functions and buttons of the wireless remote controller.

SPECIFICATIONS

DATA

Performance Data [50Hz]

Provides cooling and heating capacity data for 50Hz operation.

Cooling Capacity Data

Detailed cooling capacity performance data tables for various models.

Heating Capacity Data

Provides heating capacity data and correction factors.

OUTLINES AND DIMENSIONS

Indoor Unit Dimensions

Provides detailed dimensions and mounting information for indoor units.

TROUBLESHOOTING

General Troubleshooting Guide

Outlines steps for identifying and resolving recurring or non-recurring issues.

Malfunction Diagnosis by Remote Controller

Explains how to use the remote controller for malfunction diagnosis.

Self-Diagnosis Action Table

Details error codes, causes, and countermeasures for self-diagnosis.

Troubleshooting Inferior Phenomena

Addresses specific issues like LED status and controller errors.

Test Run and Emergency Operation

Procedures for performing test runs and emergency operations.

How to Check Parts

Test Point Diagram

DIP Switch and Jumper Wire Functions

Outdoor Unit Service Functions

FUNCTION SETTING

Unit Function Setting by Remote Controller

Explains how to set unit functions using the wired remote controller.

Function Selection with Wireless Remote Controller

Details how to set functions using the wireless remote controller.

Remote Controller Function Selection Details