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Mitsubishi Electric MR. SLIM PUZ-M100YKA2.TH User Manual

Mitsubishi Electric MR. SLIM PUZ-M100YKA2.TH
116 pages
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SERVICE MANUAL
No.OCH773
SPLIT-TYPE AIR CONDITIONERS
R32
September 2021
Outdoor unit
[Model Name]
PUZ-M100VKA2
PUZ-M100VKA2-ET
PUZ-M100VKA2-ER
PUZ-M125VKA2
PUZ-M125VKA2-ET
PUZ-M125VKA2-ER
PUZ-M140VKA2
PUZ-M140VKA2-ET
PUZ-M140VKA2-ER
PUZ-M100YKA2
PUZ-M100YKA2-ET
PUZ-M100YKA2-ER
PUZ-M125YKA2
PUZ-M125YKA2-ET
PUZ-M125YKA2-ER
PUZ-M140YKA2
PUZ-M140YKA2-ET
PUZ-M140YKA2-ER
[Service Ref.]
PUZ-M100VKA2.TH
PUZ-M100VKA2-ET.TH
PUZ-M100VKA2-ER.TH
PUZ-M125VKA2.TH
PUZ-M125VKA2-ET.TH
PUZ-M125VKA2-ER.TH
PUZ-M140VKA2.TH
PUZ-M140VKA2-ET.TH
PUZ-M140VKA2-ER.TH
PUZ-M100YKA2.TH
PUZ-M100YKA2-ET.TH
PUZ-M100YKA2-ER.TH
PUZ-M125YKA2.TH
PUZ-M125YKA2-ET.TH
PUZ-M125YKA2-ER.TH
PUZ-M140YKA2.TH
PUZ-M140YKA2-ET.TH
PUZ-M140YKA2-ER.TH
PARTS CATALOG (OCB773)
Note:
This service manual
describes technical data
of the outdoor units only.
CONTENTS
1. REFERENCE MANUAL ·······················2
2. SAFETY PRECAUTION ·······················2
3. SPECIFICATIONS ···························· 13
4. DATA ·············································· 14
5. OUTLINES AND DIMENSIONS ··········· 17
6. WIRING DIAGRAM ··························· 18
7. WIRING SPECIFICATIONS ················ 21
8. REFRIGERANT SYSTEM DIAGRAM ··· 26
9. TROUBLESHOOTING ······················· 28
10. FUNCTION SETTING ························ 74
11. MONITORING THE OPERATION DATA
BY THE REMOTE CONTROLLER ······· 75
12. EASY MAINTENANCE FUNCTION ······ 83
13. DISASSEMBLY PROCEDURE ··········· 85
14. REMOTE CONTROLLER ··················· 91
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Mitsubishi Electric MR. SLIM PUZ-M100YKA2.TH Specifications

General IconGeneral
BrandMitsubishi Electric
ModelMR. SLIM PUZ-M100YKA2.TH
CategoryAir Conditioner
LanguageEnglish

Summary

Safety Precautions and Unit Symbols

General Safety Precautions

Covers safety precautions and warnings for handling the unit and its components.

Refrigerant Handling and Service Safety

New Refrigerant Cautions

Provides specific cautions for working with new refrigerants like R32.

Service Warnings and Additional Refrigerant Charge

Covers general service warnings and procedures for additional refrigerant charging.

R32 Refrigerant Unit Handling and Safety

Technical Specifications and Operation Data

Refrigerant, Piping, and Compressor Data

Provides data on refrigerant charge, piping, and compressor technical details.

Wiring Diagrams

Wiring Specifications and Cable Requirements

Refrigerant System Diagram

Refrigerant Handling and Test Run Procedures

Troubleshooting and Error Code Identification

Troubleshooting Overview and Test Run Checks

Summary of troubleshooting actions and pre-test run checks.

Self-Diagnosis Action Table

Table detailing actions for self-diagnosis abnormalities.

Detailed Error Code Descriptions (U, P, E, F)

Lists and explains error codes U, P, E, and F, with causes and actions.

Comprehensive Error Code Troubleshooting

U9, Ud, UF, UH, UL Error Code Details

Troubleshooting steps for U9, Ud, UF, UH, and UL error codes.

E0-E9, EE, EF, Ed, P8 Error Code Details

Troubleshooting steps for E0-E9, EE, EF, Ed, and P8 error codes.

Communication and System Error Troubleshooting

M-NET Communication Errors (A0-A8)

Troubleshooting for M-NET communication errors.

Component Testing and Checking Procedures

Checking Part Resistance and Feature Charts

Details methods for checking component resistance and thermistor charts.

Emergency Operation Mode

Electrical Component Diagrams and Test Points

Outdoor Controller and Power Circuit Boards

Diagrams for outdoor controller and power circuit boards with test points.

Diagnostic Data Display via SW2

Unit Function Settings and Operation Data

Operation Data Monitoring with Request Codes

Explains how to monitor operation data using request codes.

Request Code Data Interpretation and Configuration

Disassembly Procedures for Unit Components

Removing the Compressor

Step-by-step instructions for safely removing the compressor.

Error Information Display and Reset Procedures

Checking and Resetting Error Codes

Guides on viewing error codes, status, and resetting active errors.

Service Menu Access and Password Management

Test Run Procedures

Performing Test Runs (PAR-41MAA)

Steps for initiating and performing test runs on PAR-41MAA models.

Performing Test Runs (PAR-SL97A-E & PAR-SL100A-E)

Steps for performing test runs on PAR-SL97A-E and PAR-SL100A-E models.

Remote Controller Function Settings

Error History Management

Viewing and Deleting Error Records

Instructions for viewing and deleting error history and preliminary records.

Self-Diagnosis and Malfunction Analysis

Performing Self-Diagnosis and Error Reset

Steps for performing self-diagnosis and resetting error history.

Malfunction Diagnosis Methods

Details malfunction diagnosis methods for specific remote controller models.

Remote Controller Diagnostic Checks

Request Code Data Retrieval and Interpretation

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