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Mitsubishi Electric Mr.Slim PUH-P100VGAA User Manual

Mitsubishi Electric Mr.Slim PUH-P100VGAA
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SERVICE MANUAL
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
SPLIT-TYPE, AIR CONDITIONERS
CONTENTS
1. REFERENCE MANUAL··································3
2. SAFETY PRECAUTION··································4
3. PART NAMES AND FUNCTIONS ··················6
4. SPECIFICATIONS···········································7
5. DATA ·····························································11
6. OUTLINES AND DIMENSIONS····················18
7. WIRING DIAGRAM·······································22
8. WIRING SPECIFICATIONS ··························24
9.
REFRIGERANT SYSTEM DIAGRAM
··············28
10. TROUBLESHOOTING ··································30
11. FUNCTION SETTING ···································65
12. DISASSEMBLY PROCEDURE·····················71
13. PARTS LIST··················································75
Outdoor unit
[model names]
PUH-P25VGAA
PUH-P35VGAA PU-P35VGAA
PUH-P35YGAA PU-P35YGAA
PUH-P50VGAA PU-P50VGAA
PUH-P50YGAA PU-P50YGAA
PUH-P60VGAA PU-P60VGAA
PUH-P60YGAA PU-P60YGAA
PUH-P71VGAA PU-P71VGAA
PUH-P71YGAA PU-P71YGAA
PUH-P100VGAA PU-P100VGAA
PUH-P100YGAA PU-P100YGAA
PUH-P125YGAA PU-P125YGAA
PUH-P140YGAA PU-P140YGAA
No.OC336
R407C
[Service Ref.]
Service Ref. is on page 2.
August 2005
• This manual describes only
service data of the outdoor
units.
OC336--1.qxp 05.8.29 7:18 PM Page 1

Table of Contents

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Mitsubishi Electric Mr.Slim PUH-P100VGAA Specifications

General IconGeneral
BrandMitsubishi Electric
ModelMr.Slim PUH-P100VGAA
CategoryAir Conditioner
LanguageEnglish

Summary

1 REFERENCE MANUAL

1-1. INDOOR UNIT'S SERVICE MANUAL

Lists service manuals for various indoor units, including their service reference numbers.

1-2. TECHNICAL DATA BOOK

References a technical data book with manual number OCS02 for further technical specifications.

2 SAFETY PRECAUTION

Cautions for units utilising refrigerant R407C

Details crucial safety precautions when working with R407C refrigerant and associated components.

[1] Cautions for service

Provides essential safety guidelines and procedures for performing service on the unit.

[3] Service tools

Lists and specifies the necessary exclusive service tools required for R407C refrigerant handling.

3 PART NAMES AND FUNCTIONS

CHARGELESS SYSTEM

Explains the pre-charged refrigerant system for piping length at shipment and its benefits.

4 SPECIFICATIONS

4-1. HEAT PUMP

Provides detailed specifications for heat pump models, including electrical and refrigerant data.

4-2. COOLING ONLY TYPE

Lists specifications for cooling-only type models, covering electrical and refrigerant details.

5 DATA

5-1. REFILLING REFRIGERANT CHARGE (R407C : kg)

Details refrigerant charge requirements based on piping length for various models.

5-2. COMPRESSOR TECHNICAL DATA

Presents technical data for compressors, including winding resistance and models.

5-3. NOISE CRITERION CURVES

Displays noise level data across different frequency bands for various operating modes.

5-4. STANDARD OPERATION DATA

Provides standard operation data for heat pump types, including capacity and temperatures.

6 OUTLINES AND DIMENSIONS

1 FREE SPACE (Around the Unit)

Specifies required clearances around the unit for installation and operation.

2 SERVICE SPACE

Details the necessary space required for accessing the unit for maintenance and service.

3 FOUNDATION BOLTS

Provides instructions and requirements for securing the unit with foundation bolts.

4 PIPING-WIRING DIRECTIONS

Illustrates the possible directions for making piping and wiring connections to the unit.

7 WIRING DIAGRAM

PUH-P25VGAA.UK ... PU-P71VGAA.UK

Provides wiring diagrams for specific outdoor unit models, detailing component connections.

8 WIRING SPECIFICATIONS

8-1. FIELD ELECTRICAL WIRING (power wiring specifications)

Outlines power wiring specifications, including supply, capacity, and wire size requirements.

8-2. INDOOR-OUTDOOR CONNECTING CABLE

Specifies cable types, wire size, number of wires, polarity, and length for connections.

8-3. M-NET WIRING METHOD

Details the correct method for wiring the M-NET communication system to prevent noise interference.

9 REFRIGERANT SYSTEM DIAGRAM

PUH-P25VGAA.UK ... PUH-P71YGAA.UK

Illustrates the refrigerant circuit for various models, showing flow paths and components.

10 TROUBLESHOOTING

10-1. TROUBLESHOOTING

Summarizes error code displays and corresponding actions for service when phenomena reoccur.

10-2. CHECK POINT UNDER TEST RUN

Lists essential checks to perform before initiating a test run of the air conditioning unit.

10-3. HOW TO PRECEED "SELF-DIAGNOSIS"

Explains the procedure for accessing and performing self-diagnosis for troubleshooting.

10-4. SELF-DIAGNOSIS ACTION TABLE

Provides a table of error codes, detection methods, cases, and recommended actions for troubleshooting.

10-5. TROUBLESHOOTING BY INFERIOR PHENOMENA

Guides troubleshooting based on observed phenomena and remote controller display issues.

10-6. HOW TO CHECK THE PARTS

Details methods for checking the resistance of various components using a tester.

10-8. EMERGENCY OPERATION

Describes how to perform emergency operation when the unit malfunctions or controllers are broken.

10-9. FUNCTION OF SWITCHES, CONNECTORS AND JUMPERS

Explains the function of various switches, connectors, and jumpers on the outdoor unit.

11 FUNCTION SETTING

11-1. UNIT FUNCTION SETTING BY THE REMOTE CONTROLLER

Outlines how to set unit functions using the wired remote controller, detailing available settings.

11-1-2. Selecting functions using the wireless remote controller (Type C)

Guides the selection of functions using a wireless remote controller, focusing on specific model types.

11-2. FUNCTION SELECTION OF REMOTE CONTROLLER

Details how to change settings like language, operation lock, and mode selection via remote controller.

12 DISASSEMBLY PROCEDURE

1. Removing the Service panel and Top panel

Step-by-step instructions for removing the service panel and top panel of the outdoor unit.

2. Removing the Fan and Fan motor

Provides instructions for safely removing the fan and its motor from the outdoor unit.

3. Removing the Electrical box

Details the process for removing the electrical box containing the control board and other components.

13. Removing the compressor

Step-by-step guide for safely removing the compressor from the outdoor unit.

13 PARTS LIST

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