Mitsubishi Mr.Slim MUY-GE09NA - User Manual

SERVICE MANUAL
CONTENTS
1. TECHNICAL CHANGES ··································· 2
2. PART NAMES AND FUNCTIONS ····················· 3
3. SPECIFICATION ················································ 4
4. OUTLINES AND DIMENSIONS ························ 7
5. WIRING DIAGRAM ············································ 8
6. REFRIGERANT SYSTEM DIAGRAM ··············11
7. DATA ································································ 13
8. ACTUATOR CONTROL ··································· 22
9. SERVICE FUNCTIONS ··································· 23
10. TROUBLESHOOTING ····································· 23
11. DISASSEMBLY INSTRUCTIONS ···················· 40
Models
MUZ-GE09NA
MUZ-GE12NA
MUZ-GE15NA
MUZ-GE18NA
MUY-GE09NA
MUY-GE12NA
MUY-GE15NA
MUY-GE18NA
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
PARTS CATALOG (OBB549)

Mitsubishi Mr.Slim MUY-GE09NA Specifications

General

Cooling Capacity	9, 000 BTU/h
HSPF (Heating)	9.5
Voltage	208/230 V
Refrigerant	R410A
Power Supply	208/230V, 1 phase, 60Hz
Operating Temperature (Cooling)	14° - 115°F
Operating Temperature (Heating)	75°F

Summary

Specifications

Wiring Diagram

Refrigerant System Diagram

Data

Performance Data

Provides detailed cooling and heating capacity, input, and efficiency data.

Performance Curve

Standard Operation Data

Capacity and Input Correction by Inverter Output Frequency

Actuator Control

Relation Between Main Sensor and Actuator

Service Functions

Troubleshooting

Failure Mode Recall Function

Instructions for retrieving stored error codes and failure history.

Troubleshooting Check Table

A comprehensive table linking LED indications to specific faults and remedies.

Trouble Criterion of Main Parts

Specifies normal resistance/voltage criteria for key components.

Troubleshooting Flow

Step-by-step diagnostic flowcharts for common troubleshooting scenarios.

Test Point Diagram and Voltage

Disassembly Instructions

MUZ-GE09 NA MUZ-GE12 NA MUZ-GE15 NA MUY-GE09 NA MUY-GE12 NA MUY-GE15 NA

MUZ-GE18 NA MUY-GE18 NA