EasyManua.ls Logo

Mitsubishi Electric PKFY-P63VKM-E.TH User Manual

Mitsubishi Electric PKFY-P63VKM-E.TH
24 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
TECHNICAL & SERVICE MANUAL
CONTENTS
1. SAFETY PRECAUTION
..........................
2
2. PART NAMES AND FUNCTIONS
..........
5
3. SPECIFICATION
.....................................
8
4. OUTLINES AND DIMENSIONS
............
10
5. WIRING DIAGRAM
...............................
11
6. REFRIGERANT SYSTEM DIAGRAM
........
12
7. TROUBLESHOOTING
..........................
12
8. DISASSEMBLY PROCEDURE
.............
20
Indoor unit
[Model names] [Service Ref.]
PKFY-P63VKM-E
PKFY-P63VKM-E.TH
PKFY-P100VKM-E
PKFY-P100VKM-E.TH
No. OCH447
INDOOR UNIT
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
R407C R22R410A
Note:
This manual describes only
service data of the indoor
units.
RoHS compliant products
have <G> mark on the spec
name plate.
November 2008
PARTS CATALOG (OCB447)
Question and Answer IconNeed help?

Do you have a question about the Mitsubishi Electric PKFY-P63VKM-E.TH and is the answer not in the manual?

Mitsubishi Electric PKFY-P63VKM-E.TH Specifications

General IconGeneral
BrandMitsubishi Electric
ModelPKFY-P63VKM-E.TH
CategoryAir Conditioner
LanguageEnglish

Summary

Technical & Service Manual

Series PKFY Wall Mounted

Service manual for Mitsubishi Electric PKFY Series Wall Mounted air conditioners.

Safety Precautions

R407C Refrigerant Cautions

Safety guidelines for using R407C refrigerant, including piping and oil.

Service Cautions for Refrigerant Handling

Essential service procedures and warnings related to refrigerant recovery and charging.

Refrigerant Recharging Procedure

Steps and diagram for recharging refrigerant, emphasizing liquid charging.

Service Tools for R407C Refrigerant

List of essential tools required for servicing R407C refrigerant systems.

R410A Refrigerant Cautions

Safety guidelines for R410A refrigerant, including piping, oil, and charging methods.

R410A Service Precautions

Key service steps for R410A units, including refrigerant recovery and filter drier use.

R410A Additional Refrigerant Charge

Procedure for charging additional refrigerant for R410A units, emphasizing cylinder orientation.

Service Tools for R410A Refrigerant

List of specialized tools required for servicing R410A refrigerant systems.

Part Names and Functions

Indoor Unit Components

Identification and description of the various parts of the indoor unit.

Wired Remote Controller Overview

Detailed explanation of the wired remote controller's display and operation sections.

Wired Remote Controller Display

Explanation of indicators and displays on the wired remote controller.

Wired Remote Controller Operation Section

Description of buttons and controls in the wired remote controller's operation section.

Wireless Remote Controller Operation

Details on the wireless remote controller's display, buttons, and operational functions.

Wireless Remote Controller Display Indicators

Explanation of various display indicators and symbols on the wireless remote controller.

Wireless Remote Controller Buttons

Description of the functions of various buttons on the wireless remote controller.

Specifications

Product Specifications

Detailed technical specifications for PKFY-P63VKM-E and PKFY-P100VKM-E models.

Electrical Parts Specifications

Specifications for electrical components and parts of the indoor units.

Sound Levels

Sound level measurements for the indoor units in an anechoic room.

NC Curves

Noise criteria curves for PKFY-P63VKM-E and PKFY-P100VKM-E models.

Outlines and Dimensions

Indoor Unit Dimensions and Piping Connections

Detailed diagrams showing dimensions, piping connections, and knockout holes.

Required Installation Space

Specifications for the minimum clearance required around the indoor unit.

Wiring Diagram

Indoor Unit Wiring Diagram and Components

Schematic of the indoor unit's wiring, including component symbols and connections.

Indoor Board LED Indicators

Explanation of LED indicators on the indoor controller board for service purposes.

Refrigerant System Diagram

Refrigerant System Component Diagram

Diagram illustrating the refrigerant flow and location of key components.

Troubleshooting

How to Check Key Parts

Procedures for testing thermistors, motors, and the linear expansion valve.

Thermistor Characteristic Graph

Graph showing resistance vs. temperature for thermistors and characteristic formula.

Linear Expansion Valve Operation

Explanation of the linear expansion valve's operation and connection to the controller board.

Linear Expansion Valve Signals and Operation

Details on output pulse signals, valve operation, and noise troubleshooting.

Troubleshooting Specific Symptoms

Diagnosing and resolving issues like processor failure, locked valves, and connection problems.

DC Fan Motor Troubleshooting

Procedure for diagnosing and fixing issues with the DC fan motor and controller.

DC Fan Motor Troubleshooting Flowchart

Step-by-step guide to diagnose fan motor problems, including wiring, power, and sensor checks.

Dip Switch Functions and Settings

Detailed explanation of dip switch functions for mode, capacity, model, and address settings.

Wireless Remote Controller Pairing (J41, J42)

Procedure for setting the pair number for wireless remote controllers with multiple indoor units.

Test Point Diagram - Indoor Controller Board

Diagram showing test points and connections on the indoor controller board.

Test Point Diagram - Wireless Remote Controller Board

Diagram showing test points and connections on the wireless remote controller board.

Test Point Diagram - Address Board

Diagram showing test points and connections on the address board.

Disassembly Procedure

Removing the Front Panel

Step-by-step instructions for removing the front panel and corner box.

Removing Boards and Covers

Instructions for removing the address board, controller board, and electrical covers.

Removing the Electrical Box

Steps to remove the electrical box, including wiring and covers.

Removing Nozzle Assembly and Drain Hose

Procedure for removing the nozzle assembly, vane motor, and drain hose.

Removing the Vane Motor

Detailed steps for disassembling and removing the vane motor unit.

Removing Fan Motor and Line Flow Fan

Instructions for removing the indoor fan motor and line flow fan assembly.

Removing Pipe Thermistors

Steps for removing the liquid and gas pipe thermistors.

Removing Heat Exchanger and LEV

Procedure for removing the heat exchanger and linear expansion valve (LEV).

Removing Room Temperature Thermistor

Steps to remove the room temperature thermistor (TH21).

Related product manuals