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Mitsubishi PUY-A12NHA6 User Manual

Mitsubishi PUY-A12NHA6
128 pages
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SERVICE MANUAL
CONTENTS
1. REFERENCE MANUAL ································· 2
2. SAFETY PRECAUTION ································· 2
3. FEATURES ····················································· 6
4. SPECIFICATIONS ·········································· 7
5. DATA ······························································· 9
6. OUTLINES AND DIMENSIONS ··················· 13
7. WIRING DIAGRAM ······································ 16
8. WIRING SPECIFICATIONS ·························· 20
9.
REFRIGERANT SYSTEM DIAGRAM
············· 23
10. TROUBLESHOOTING ·································· 26
11. EASY MAINTENANCE FUNCTION·············· 91
12. FUNCTION SETTING ··································· 95
13.
MONITORING THE OPERATION DATA BY THE REMOTE CONTROLLER
···105
14. DISASSEMBLY PROCEDURE ··················· 114
R410A
Outdoor unit
[Model Name]
PUZ-A18NHA6
PUZ-A24NHA6
PUZ-A30NHA6
PUZ-A36NHA6
PUZ-A42NHA6
PUZ-A18NHA6-BS
PUZ-A24NHA6-BS
PUZ-A30NHA6-BS
PUZ-A36NHA6-BS
PUZ-A42NHA6-BS
PUY-A12NHA6
PUY-A18NHA6
PUY-A24NHA6
PUY-A30NHA6
PUY-A36NHA6
PUY-A42NHA6
PUY-A12NHA6-BS
PUY-A18NHA6-BS
PUY-A24NHA6-BS
PUY-A30NHA6-BS
PUY-A36NHA6-BS
PUY-A42NHA6-BS
[Service Ref.]
PUZ-A18NHA6
PUZ-A24NHA6
PUZ-A30NHA6
PUZ-A36NHA6
PUZ-A42NHA6
PUZ-A18NHA6-BS
PUZ-A24NHA6-BS
PUZ-A30NHA6-BS
PUZ-A36NHA6-BS
PUZ-A42NHA6-BS
PUY-A12NHA6
PUY-A18NHA6
PUY-A24NHA6
PUY-A30NHA6
PUY-A36NHA6
PUY-A42NHA6
PUY-A12NHA6-BS
PUY-A18NHA6-BS
PUY-A24NHA6-BS
PUY-A30NHA6-BS
PUY-A36NHA6-BS
PUY-A42NHA6-BS
PUZ-A24/30/36NHA6
PUY-A24/30/36NHA6
PARTS CATALOG (OCB577)
Notes:
•Thismanualdescribesservice
dataoftheoutdoorunitsonly.
•
RoHScompliantproductshave
<G>markonthespecname
plate.
SPLIT-TYPE,HEATPUMPAIRCONDITIONERS
SPLIT-TYPE,AIRCONDITIONERS
August 2015
No. OCH577
REVISED EDITION-A
•PleasevoidOCH577.
Revision:
•Updatedthetablein
"1.REFERENCEMANUAL"
in
REVISEDEDITION-A.
•Somedescriptionshavebeen
modified.
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Mitsubishi PUY-A12NHA6 Specifications

General IconGeneral
BrandMitsubishi
ModelPUY-A12NHA6
CategoryAir Conditioner
LanguageEnglish

Summary

SAFETY PRECAUTIONS

General Safety Guidelines

Essential safety guidelines to observe before and during repair services.

Refrigerant Handling Cautions

Specific precautions for handling R410A refrigerant and related tools.

SERVICE TOOLS AND PIPING WORK

Refrigerant Piping Work Cautions

Cautions for performing refrigerant piping work with R410A to ensure proper installation.

SPECIFICATIONS

OPERATION DATA AND COMPRESSOR INFORMATION

Refrigerant Charge Data by Piping Length

Table showing refrigerant charge amounts based on piping length for accurate refilling.

WIRING DIAGRAMS AND SPECIFICATIONS

Wiring Diagrams

Electrical wiring diagrams illustrating connections for outdoor units.

REFRIGERANT SYSTEM DIAGRAMS

Refrigerant System Schematics

Diagrams illustrating the refrigerant flow and components for different models.

TROUBLESHOOTING AND DIAGNOSTICS

General Troubleshooting Actions

General troubleshooting actions based on recurring or non-recurring issues and check codes.

Test Run Procedures and Checkpoints

Procedures and key checkpoints for performing unit test runs.

Self-Diagnosis and Remote Controller Checks

Procedures for self-diagnosis and checking the remote controller's functionality.

Specific Error Code Troubleshooting

Table detailing actions for diagnosed abnormalities when power is turned on.

COMPONENT CHECKING PROCEDURES

EMERGENCY OPERATION AND FUNCTION SETTINGS

Emergency Operation Procedures

Instructions and procedures for operating the unit in emergency mode when abnormalities occur.

DISASSEMBLY PROCEDURES

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