Mitsubishi Electric Mr.Slim MSZ-GC50NA - C1 User Manual

SERVICE MANUAL
CONTENTS
1. PART NAMES AND FUNCTIONS ····················· 3
2. SPECIFICATION ················································ 4
3. OUTLINES AND DIMENSIONS ························ 5
4. WIRING DIAGRAM ············································ 7
5. REFRIGERANT SYSTEM DIAGRAM ··············· 9
6. SERVICE FUNCTIONS ··································· 10
7. MICROPROCESSOR CONTROL ··················· 12
8. TROUBLESHOOTING ····································· 18
9. DISASSEMBLY INSTRUCTIONS ···················· 39
Models
MSZ-GC22NA -
C1
MSZ-GC25NA -
C1
MSZ-GC35NA -
C1
MSZ-GC35NA -
C2
MSZ-GC50NA -
C1
MSZ-GC60NA -
C1
MSZ-GC71NA -
C1
SPLIT-TYPE AIR CONDITIONERS
MSZ-GC22/25/35NA
INDOOR UNIT
Outdoor unit service manual
MUZ-GC·NA Series(OBH482)
MXZ-A·NA Series (OB430)
PARTS CATALOG (OBB481)
NOTE:
RoHS compliant products have <G> mark on the spec name plate.
No. OBH481
REVISED EDITION-A
Please void OBH481.
Revision A:
• MSZ-GC35NA -
C2
has been added.

Mitsubishi Electric Mr.Slim MSZ-GC50NA - C1 Specifications

General

Brand	Mitsubishi Electric
Model	Mr.Slim MSZ-GC50NA - C1
Category	Air Conditioner
Language	English

Summary

Product Specifications

Wiring Diagrams

Service Functions

Auto Restart Functionality

Microprocessor Control Features

Operation Modes: Cool, Dry, Heat, and Auto

Explains Cool, Dry, Heat, and Auto modes, including temperature settings and auto changeover logic.

Auto Vane Operation Modes

Troubleshooting Guide

General Troubleshooting Precautions

Failure Mode Recall Function

Procedure to recall and diagnose past operational abnormalities or error codes.

Troubleshooting Instructions and Tables

Step-by-step troubleshooting procedures, check tables, and criteria for identifying issues.

Component and Wiring Diagnostic Checks

Test Point Diagrams and Voltage Checks

Diagrams showing PC board test points and expected voltage readings for diagnosis.

Disassembly Instructions