Mitsubishi Electric Mr.Slim PUHZ-P100YKA User Manual

SERVICE MANUAL
No.OCH670
SPLIT-TYPE AIR CONDITIONERS
R410A
September 2017
Outdoor unit
[Model Name]
PUHZ-P100VKA
PUHZ-P125VKA
PUHZ-P140VKA
PUHZ-P100YKA
PUHZ-P125YKA
PUHZ-P140YKA
[Service Ref.]
PUHZ-P100VKA.TH
PUHZ-P100VKA.TH-ET
PUHZ-P100VKA.TH-ER
PUHZ-P125VKA.TH
PUHZ-P125VKA.TH-ET
PUHZ-P125VKA.TH-ER
PUHZ-P140VKA.TH
PUHZ-P140VKA.TH-ET
PUHZ-P140VKA.TH-ER
PUHZ-P100YKA.TH
PUHZ-P100YKA.TH-ET
PUHZ-P100YKA.TH-ER
PUHZ-P125YKA.TH
PUHZ-P125YKA.TH-ET
PUHZ-P125YKA.TH-ER
PUHZ-P140YKA.TH
PUHZ-P125YKA.TH-ET
PUHZ-P125YKA.TH-ER
PARTS CATALOG (OCB670)
CONTENTS
1. REFERENCE MANUAL ································· 2
2. SAFETY PRECAUTION ································· 2
3. SPECIFICATIONS ·········································· 6
4. DATA ······························································· 7
5. OUTLINES AND DIMENSIONS ··················· 10
6. WIRING DIAGRAM ······································ 11
7. WIRING SPECIFICATIONS ·························· 14
8. REFRIGERANT SYSTEM DIAGRAM ············· 19
9. TROUBLESHOOTING ································· 21
10. FUNCTION SETTING ··································· 78
11. MONITORING THE OPERATION DATA BY THE REMOTE CONTROLLER ····90
12. EASY MAINTENANCE FUNCTION ··········· 100
13. DISASSEMBLY PROCEDURE ··················· 104

Mitsubishi Electric Mr.Slim PUHZ-P100YKA Specifications

General

Brand	Mitsubishi Electric
Model	Mr.Slim PUHZ-P100YKA
Category	Air Conditioner
Language	English

Summary

1. REFERENCE MANUAL

2. SAFETY PRECAUTION

2-1. ALWAYS OBSERVE FOR SAFETY

2-2. CAUTIONS RELATED TO NEW REFRIGERANT

Specific safety precautions for units utilizing refrigerant R410A during repair.

6. WIRING DIAGRAM

8. REFRIGERANT SYSTEM DIAGRAM

8-1. Refrigerant collecting (pump down)

Procedure for collecting refrigerant into the outdoor unit before system service or relocation.

8-2. Start and finish of test run

9. TROUBLESHOOTING

9-1. TROUBLESHOOTING

General guidelines for troubleshooting based on unit conditions and check code displays.

9-2. CHECK POINT UNDER TEST RUN

9-3. HOW TO PROCEED "SELF-DIAGNOSIS"

Steps for initiating and interpreting the unit's self-diagnosis function for error detection.

9-4. SELF-DIAGNOSIS ACTION TABLE

9-5. TROUBLESHOOTING OF PROBLEMS

11. MONITORING THE OPERATION DATA BY THE REMOTE CONTROLLER

11-1. HOW TO "MONITOR THE OPERATION DATA"

12. EASY MAINTENANCE FUNCTION

12-1. SMOOTH MAINTENANCE

Procedure for performing smooth maintenance checks of unit operation data via remote controller.

13. DISASSEMBLY PROCEDURE