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Mitsubishi City Multi Series PLFY-P08NCMU-E User Manual

Mitsubishi City Multi Series PLFY-P08NCMU-E
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SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
TECHNICAL & SERVICE MANUAL
INDOOR UNIT
CONTENTS
1. TECHNICAL CHANGES
...........................................
2
2. FEATURES
................................................................
3
3. PART NAMES AND FUNCTIONS
.............................
4
4. SPECIFICATIONS
.....................................................
6
5. 4-WAY AIR FLOW SYSTEM
......................................
9
6. OUTLINES AND DIMENSIONS
...............................
11
7. WIRING DIAGRAM
..................................................
12
8.
REFRIGERANT SYSTEM DIAGRAM
........................
15
9. MICROPROCESSOR CONTROL
...........................
16
10. TROUBLESHOOTING
.............................................
23
11. DISASSEMBLY PROCEDURE
................................
30
R410A / R22
No. OCH410
REVISED EDITION-D
April 2012
NOTE:
• This manual describes only
service data of the indoor units.
PARTS CATALOG (OCB410)
Revision:
• PLFY-P08/12/15NCMU-ER4.TH
have been added in
REVISED EDITION-D.
• Some descriptions have been
modified.
• Please void OCH410
REVISED EDITION-C.
Model name
indication
[Service Ref.]
PLFY-P08NCMU-E.TH
PLFY-P08NCMU-E1.TH
PLFY-P08NCMU-ER2.TH
PLFY-P08NCMU-ER3.TH
PLFY-P08NCMU-ER4.TH
PLFY-P12NCMU-E.TH
PLFY-P12NCMU-E
1.TH
PLFY-P12NCMU-ER2.TH
PLFY-P12NCMU-ER3.TH
PLFY-P12NCMU-ER4.TH
PLFY-P15NCMU-E.TH
PLFY-P15NCMU-E
1.TH
PLFY-P15NCMU-ER2.TH
PLFY-P15NCMU-ER3.TH
PLFY-P15NCMU-ER4.TH
Indoor unit
[Model names]
PLFY-P08NCMU-E
PLFY-P12NCMU-E
PLFY-P15NCMU-E

Questions and Answers:

Mitsubishi City Multi Series PLFY-P08NCMU-E Specifications

General IconGeneral
BrandMitsubishi
ModelCity Multi Series PLFY-P08NCMU-E
CategoryAir Conditioner
LanguageEnglish

Summary

SPECIFICATIONS

General Unit Specifications

Provides technical data for capacity, input, dimensions, airflow, and electrical characteristics.

WIRING DIAGRAM

Indoor Unit Electrical Wiring Diagram

Illustrates the electrical connections within the indoor unit, detailing components and terminal connections.

REFRIGERANT SYSTEM DIAGRAM

Indoor Unit Refrigerant Flow Diagram

Shows the path of refrigerant through the indoor unit, including key components like thermistors and expansion valve.

MICROPROCESSOR CONTROL

Cool Operation Control

Details control logic for cooling mode, including thermostat, fan, and drain pump operations.

Dry Operation Control

Explains control logic for dry mode, including thermostat, fan, and drain pump operations.

Heat Operation Control

Describes control logic for heating mode, including fan speeds, hot adjust, and defrosting.

TROUBLESHOOTING

DISASSEMBLY PROCEDURE

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