Mitsubishi Electric Mr.Slim PUZ-SM140YKA User Manual

SERVICE MANUAL
No.OCH708
SPLIT-TYPE AIR CONDITIONERS
R32
December 2018
Outdoor unit
[Model Name]
PUZ-SM100VKA
PUZ-SM125VKA
PUZ-SM140VKA
PUZ-SM100YKA
PUZ-SM125YKA
PUZ-SM140YKA
[Service Ref.]
PUZ-SM100VKA.TH
PUZ-SM125VKA.TH
PUZ-SM140VKA.TH
PUZ-SM100YKA.TH
PUZ-SM125YKA.TH
PUZ-SM140YKA.TH
PARTS CATALOG (OCB708)
CONTENTS
1. REFERENCE MANUAL ································· 2
2. SAFETY PRECAUTION ································· 2
3. SPECIFICATIONS ········································ 12
4. DATA ····························································· 13
5. OUTLINES AND DIMENSIONS ··················· 16
6. WIRING DIAGRAM ······································ 17
7. WIRING SPECIFICATIONS ·························· 20
8. REFRIGERANT SYSTEM DIAGRAM ············· 25
9. TROUBLESHOOTING ································· 27
10. FUNCTION SETTING ··································· 84
11. MONITORING THE OPERATION DATA BY THE REMOTE CONTROLLER ····90
12. EASY MAINTENANCE FUNCTION ··········· 100
13. DISASSEMBLY PROCEDURE ··················· 104

Mitsubishi Electric Mr.Slim PUZ-SM140YKA Specifications

General

Series	Mr. Slim
Outdoor Unit Model	PUZ-SM140YKA
Refrigerant	R410A
Operating Temperature (Cooling)	-5°C to 46°C
Operating Temperature (Heating)	-15°C to 24°C
Type	Split System

Summary

SAFETY PRECAUTION

Always Observe for Safety

Essential safety rules to follow before and during service.

Cautions Related to New Refrigerant

Specific safety precautions for R32 refrigerant units.

WIRING DIAGRAM

REFRIGERANT SYSTEM DIAGRAM

TROUBLESHOOTING

Checkpoints Under Test Run

Self-Diagnosis and Remote Controller Checks

Procedures for self-diagnosis and remote controller diagnostics.

Self-Diagnosis Action Table

Actions to take based on self-diagnosis check codes and detected abnormalities.

Troubleshooting of Problems

Common issues, their factors, and countermeasures.

EASY MAINTENANCE FUNCTION

Smooth Maintenance Procedures

DISASSEMBLY PROCEDURE