Table Of Contents - Mitsubishi Electric CITY MULTI PEFY-W20VMA-A Technical & Service Manual

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Table of Contents

CONTENTS

I Features

[1] Features.................................................................................................................................... 1

II Components and Functions

[1] Components and Functions...................................................................................................... 2

[1] Specifications............................................................................................................................ 5

1.Specifications.......................................................................................................................... 5

2.Electrical component specifications...................................................................................... 12

[1] Outlines and Dimensions........................................................................................................ 15

[1] Wiring Diagram ....................................................................................................................... 21

[1] Refrigerant system diagram.................................................................................................... 23

[1] Troubleshooting ...................................................................................................................... 24

1.Check methods..................................................................................................................... 24

2.DC fan motor (fan motor/indoor control board)..................................................................... 27

3.Address switch setting .......................................................................................................... 28

4.Voltage test points on the control board ............................................................................... 29

5.Dipswitch setting (Factory setting)........................................................................................ 30

[1] Disassembly Procedure.......................................................................................................... 34

1.Control box ........................................................................................................................... 34

2.Thermistor (Intake air) .......................................................................................................... 35

3.Drain pump ........................................................................................................................... 35

4.Drainpan ............................................................................................................................... 36

5.Thermistor (Water outlet) (Water inlet) ................................................................................. 37

6.Fan and fan motor ................................................................................................................ 38

7.Heat exchanger (Pressure sensor and FCV)........................................................................ 39

HWE18200

Table of Contents