Mitsubishi Electric Mr.Slim MUZ-GE09NA User Manual

SERVICE MANUAL
CONTENTS
1. TECHNICAL CHANGES ··································· 2
2. PART NAMES AND FUNCTIONS ····················· 3
3. SPECIFICATION ················································ 4
4. OUTLINES AND DIMENSIONS ························ 8
5. WIRING DIAGRAM ·········································· 10
6. REFRIGERANT SYSTEM DIAGRAM ············· 15
7. DATA ································································ 18
8. ACTUATOR CONTROL ··································· 30
9. SERVICE FUNCTIONS ··································· 31
10. TROUBLESHOOTING ····································· 31
11. DISASSEMBLY INSTRUCTIONS ···················· 49
Models
MUZ-GE09NA
MUZ-GE12NA
MUZ-GE15NA
MUZ-GE18NA
MUZ-GE24NA
MUY-GE09NA
MUY-GE12NA
MUY-GE15NA
MUY-GE18NA
MUY-GE24NA
SPLIT-TYPE AIR CONDITIONERS
OUTDOOR UNIT
Indoor unit service manual
MSZ-GE•NA MSY-GE•NA Series (OBH548)
NOTE:
RoHS compliant products have <G> mark on the spec name plate.
TM
HFC
utilized
R410A
No. OBH549
REVISED EDITION-B
PARTS CATALOG (OBB549)
Revision B:
• Descriptions regarding the outdoor fan motor
have been corrected.
Please void OBH549 REVISED EDITION-A.
MUZ-GE09/12/15NA
MUY-GE09/12/15NA

Mitsubishi Electric Mr.Slim MUZ-GE09NA Specifications

General

Brand	Mitsubishi Electric
Model	Mr.Slim MUZ-GE09NA
Category	Air Conditioner
Language	English

Summary

Specifications

Wiring Diagrams

Refrigerant System Diagrams

Data and Performance

Cooling Capacity Performance

Heating Capacity Performance

Standard Operation Data

Troubleshooting Guide

Troubleshooting Precautions

Important cautions and procedures before starting troubleshooting.

Failure Mode Recall Function

Guide to recalling and interpreting failure modes via indicator lamps.

Outdoor Unit Failure Mode Table

Detailed table of outdoor unit failure modes, symptoms, and remedies.

Troubleshooting Check Table

Check table for outdoor unit symptoms, LED indications, and remedies.

Main Parts Trouble Criteria

Criteria for checking the condition of key components like thermistors and motors.

Troubleshooting Flowcharts

Flowcharts for diagnosing issues with inverter, compressor, and power supply.

Disassembly Instructions

Inverter Assembly and P.C. Board Removal

Compressor and 4-way Valve Removal