Mitsubishi Electric PU-P100VHA User Manual

SERVICE MANUAL
CONTENTS
1. TECHNICAL CHANGES
.................................
3
2. REFERENCE MANUAL
..................................
4
3. SAFETY PRECAUTION
..................................
5
4. FEATURES
......................................................
8
5. SPECIFICATIONS
...........................................
9
6. DATA
.............................................................
11
7. OUTLINES AND DIMENSIONS
....................
15
8. WIRING DIAGRAM
.......................................
19
9. WIRING SPECIFICATIONS
..........................
23
10. REFRIGERANT SYSTEM DIAGRAM
...............
28
11. TROUBLESHOOTING
...................................
30
12. FUNCTION SETTING
....................................
66
13. DISASSEMBLY PROCEDURE
.....................
73
14. PARTS LIST
..................................................
82
15. RoHS PARTS LIST
.......................................
88
No.OC379
REVISED EDITION-F
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
SPLIT-TYPE, AIR CONDITIONERS
R410A
April 2012
Outdoor unit
[Model names]
PU-P71VHA PUH-P71VHA
PU-P71YHA PUH-P71YHA
PU-P100VHA PUH-P100VHA
PU-P100YHA PUH-P100YHA
PU-P125YHA PUH-P125YHA
PU-P140YHA PUH-P140YHA
PU(H)-P71VHA(1).UK PU(H)-P71VHA#2.UK
PU(H)-P71YHA
(1).UK PU(H)-P71YHA#2.UK
PU(H)-P100VHA
(1).UK PU(H)-P100VHA#2.UK
PU(H)-P100YHA
(1).UK PU(H)-P100YHA#2.UK
Note:
• This manual describes only
service data of the outdoor
units.
• RoHS compliant products
have <G> mark on the spec
nameplate.
• For servicing of RoHS com-
pliant products, refer to the
RoHS Parts List.
Revision:
• PU(H)-P125/140YHAR4.UK
have been added in
REVISED EDITION-F.
• Some descriptions have
been modified.
• Please void OC379
REVISED EDITION-E.
[Service Ref.]
Service Ref. is on page 2.

Mitsubishi Electric PU-P100VHA Specifications

General

Brand	Mitsubishi Electric
Model	PU-P100VHA
Category	Air Conditioner
Language	English

Summary

Reference Manual

Indoor Unit Service Manuals

Lists service manuals for indoor units.

Technical Data Book Reference

Refers to the technical data book.

Safety Precautions

General Safety Instructions

General safety instructions before accessing circuits.

Cautions for R410A Refrigerant

Specific cautions for R410A refrigerant.

Specifications

Outdoor Unit Specifications

Technical specifications for outdoor units.

Refrigerant Piping Specifications

Refrigerant piping specifications.

Outlines and Dimensions

Free Space Requirements

Required clearance around the unit for installation.

Service Space Requirements

Space needed for service access.

Foundation Bolt Details

Details on foundation bolt requirements.

Piping and Wiring Directions

Directions for piping and wiring connections.

Wiring Specifications

Field Electrical Wiring

Power wiring specifications for field installation.

Separate Indoor/Outdoor Unit Power Supplies

Power supply configurations for separate units.

Indoor-Outdoor Connecting Cable Specifications

Specifications for indoor-outdoor connecting cables.

M-NET Wiring Method

Method for M-NET wiring and address settings.

Troubleshooting

General Troubleshooting Approach

General approach to troubleshooting based on error display.

Pre-Test Run Checks

Checks to perform before initiating a test run.

Self-Diagnosis Procedures

Procedures for performing self-diagnosis.

Self-Diagnosis Action Table

Table of error codes, meanings, cases, and actions.

Troubleshooting Common Problems

Common problems and their solutions.

Component Checking Procedures

Procedures for checking various components.

Emergency Operation

Procedures for operating the unit in emergency mode.

Switches, Connectors, and Jumpers

Explanation of various switches, connectors, and jumpers.

Function Setting

Unit Function Setting (Wired Remote Controller)

Setting unit functions using the wired remote controller.

Selecting Functions (Wired Remote)

Step-by-step guide for wired remote controller function selection.

Selecting Functions (Wireless Remote Type C)

Guide for selecting functions with a wireless remote controller.

Disassembly Procedure

Remove Service and Top Panels

Steps to remove the outer service and top panels.

Remove Fan Motor (MF)

Steps to remove the fan motor assembly.

Remove Electrical Parts Box

Steps to remove the electrical parts box.

Remove Thermistors (TH3, TH6)

Steps to remove outdoor pipe and 2-phase pipe thermistors.

Remove Thermistors (TH3, TH4)

Steps to remove outdoor pipe and discharge thermistors.

Remove Solenoid Coils and LEV

Steps to remove solenoid coils and LEV.

Remove Four-Way Valve

Steps to remove the four-way valve.

Remove Linear Expansion Valve

Steps to remove the linear expansion valve.

Remove High Pressure Switch (63H)

Steps to remove the high pressure switch.

Remove Compressor Motor (MC)

Steps to remove the compressor motor.

Remove Accumulator

Steps to remove the accumulator.

Parts List (Non-RoHS Compliant)

Structural Parts List

List of structural parts with identification numbers.

RoHS Parts List

Structural Parts (RoHS Compliant)

List of structural parts, indicating RoHS compliance.