Table of Contents
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SPLIT-TY PE, HEAT PUMP AIR CONDITIONERS
SPLIT-TY PE, AIR CONDITIONERS
SERVICE MANUAL
Outd oor unit
[ Mod el Names]
PU-P71VHA
PU-P71YHA
PU-P100VHA
PU-P100YHA
PU-P125YHA
PU-P140YHA
[ Serv ice Ref.]
Serv ice Ref. is on page 2.
R410A
PUH-P71VHA
PUH-P71YHA
PUH-P100VHA
PUH-P100YHA
PUH-P125YHA
PUH-P140YHA
CONTENTS
1. TECHNICAL CHANGES ................................... 2
2. REFERENCE MANUAL .................................... 4
3. SAFETY PRECAUTION ................................... 5
4. FEATURES ....................................................... 8
5. SPECIFICATIONS ............................................ 9
6. DATA .............................................................. 13
7. OUTLINES AND DIMENSIONS ..................... 17
8. WIRING DIAGRAM ........................................ 21
9. WIRING SPECIFICATIONS ........................... 26
10. REFRIGERANT SYSTEM DIAGRAM ................ 31
11. TROUBLESHOOTING ................................... 33
12. FUNCTION SETTING .................................... 74
14 EASY MAINTENANCE FUNCTION · · · · · · · · · · · · · 98
15. DISASSEMBLY PROCEDURE ..................... 105
16. PARTS LIST .................................................. 114
17. SERVICE PARTS LIST ................................. 120
J uly 2019
No.OC379
REVISED EDITION-J
Revision:
• Some descriptions have
been modified in REV ISED
EDITION-J.
OC37 9 REV ISED EDITION-H
is void.
Note:
• This manual describes ser-
vice data of the outdoor
units only.
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Table of Contents
Related Manuals for Mitsubishi Electric PUH-P100YHA 2.UK Series
Summarization of Contents
Reference Manual
2-1. Indoor Unit’s Service Manual
Lists service manuals for indoor units and their corresponding service references and model numbers.
2-2. Technical Data Book
References a technical data book with manual number OCS07.
Safety Precaution
3-1. Always Observe for Safety
Emphasizes disconnecting power before accessing terminals for safety.
3-2. Cautions Related to New Refrigerant
Details precautions for using R410A refrigerant, including pipe usage and handling.
Data
6-1. Refilling Refrigerant Charge (R410A : kg)
Lists refrigerant charge amounts for different piping lengths and models.
6-2. Compressor Technical Data
Provides technical specifications for compressor models, including winding resistance.
Outlines and Dimensions
1. Free Space (Around the unit)
Specifies required clearance around the unit for installation and airflow.
2. Service Space
Details the necessary space for service access and maintenance.
3. Foundation Bolts
Provides information on foundation bolt requirements and installation.
4. Piping-Wiring Directions
Explains the directions for piping and wiring connections.
Piping Knockout Hole Details
Shows detailed dimensions and locations of piping knockout holes.
Wiring Specifications
9-1. Field Electrical Wiring (power wiring specifications)
Specifies wiring sizes, circuit ratings, and power supply requirements for electrical connections.
9-2. Separate Indoor Unit/ Outdoor Unit Power Supplies
Details wiring diagrams for models with separate power supplies for indoor and outdoor units.
9-3. Indoor – Outdoor Connecting Cable
Provides specifications for connecting cables, including wire size, polarity, and length.
9-4. M-NET Wiring Method
Explains the method for wiring M-NET communication cables, including noise prevention.
Troubleshooting
11-1. Troubleshooting
Summarizes actions for inferior phenomena based on their recurrence and check code display.
11-2. Check Point Under Test Run
Details checks before test run and how to perform test runs for wired remote controllers.
11-3. How to Proceed " Self-Diagnosis"
Guides users on how to perform self-diagnosis, check codes, and reset errors.
11-4. Self-Diagnosis Action Table
Lists check codes, their meanings, cases, and recommended judgments and actions for diagnosis.
11-5. Troubleshooting of Problems
Provides a guide to common problems encountered during operation and their solutions.
Function Setting
12-1. Unit Function Setting by the Remote Controller
Explains how to set unit functions using the remote controller, covering various models and systems.
12-2. Function Selection of Remote Controller
Details the function buttons and their operations on the remote controller's LCD screen.
Monitoring the Operation Data by the Remote Controller
13-1. How to " Monitor the Operation Data"
Guides on how to monitor operation data such as thermistor temperature and check codes via the remote controller.
Easy Maintenance Function
14-1. Smooth Maintenance
Describes how to view maintenance data like temperatures and compressor operation.
14-2. Refrigerant Leak Check (except RP170, 200)
Explains how to perform refrigerant leak checks, including initial learning and reset procedures.
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