Mitsubishi Electric MR. SLIM PKA-A12HA7 User Manual

SERVICE MANUAL
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CONTENTS
1. REFERENCE MANUAL
...................................
2
2. SAFETY PRECAUTION
...................................
3
3. PARTS NAMES AND FUNCTIONS
.................
5
4. SPECIFICATIONS
...........................................
10
5. NOISE CRITERION CURVES
.........................11
6. OUTLINES AND DIMENSIONS
...................... 12
7. WIRING DIAGRAM
.........................................13
8. REFRIGERANT SYSTEM DIAGRAM
............
14
9. TROUBLESHOOTING
....................................
15
10. FUNCTION SETTING
.....................................
29
11. SPECIAL FUNCTION
.....................................
30
12. DISASSEMBLY PROCEDURE
.......................
34
Indoor unit
[Model Name] [Service Ref.]
PARTS CATALOG (OCB637)
INDOOR UNIT
PKA-A12HA7
PKA-A12HA7
PKA-A18HA7
PKA-A18HA7
WIRED REMOTE
CONTROLLER
(Option)
IR WIRELESS REMOTE
CONTROLLER (Option)
October 2016
No. OCH637
COOL
DRY
AUTO
FAN
HEAT
63/,76<67(0+($73803

Mitsubishi Electric MR. SLIM PKA-A12HA7 Specifications

General

Brand	Mitsubishi Electric
Model	MR. SLIM PKA-A12HA7
Category	Air Conditioner
Language	English

Summary

Reference Manual

Safety Precaution

Cautions Related to New Refrigerant

Specific precautions for using R410A refrigerant.

Specifications

Wiring Diagram

Refrigerant System Diagram

Troubleshooting

Troubleshooting Summary and Actions

Malfunction Diagnosis by Remote Controller

Explains how to use the remote controller for malfunction diagnosis.

Self-Diagnosis Action Table

Lists check codes, causes, and countermeasures for self-diagnosis.

Troubleshooting by Inferior Phenomena

Addresses troubleshooting based on observed operational phenomena.

Emergency Operation Procedures

Details how to perform emergency operation when controls fail.

Component Check Procedures

Test Point Diagram

Disassembly Procedure