Mitsubishi Electronics MSY-A15NA, MSY-A24NA, MSY-A17NA service manual Revised EDITION-A, Contents

SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS

Revision A:

• PARTS LIST has been revised.

INDOOR UNIT

SERVICE MANUAL

No. OB450

REVISED EDITION-A

Wireless type Models

MSZ-A09NA MSZ-A12NA MSZ-A15NA MSZ-A17NA MSZ-A24NA MSY-A15NA MSY-A17NA MSY-A24NA

MSZ-A09NA MSY-A15NA MSZ-A12NA MSY-A17NA MSZ-A15NA MSZ-A17NA

Outdoor unit service manual

MUZ-A·NA Series (OB451)

MXZ-A·NA Series (OB444)

CONTENTS

1.TECHNICAL CHANGES ····································2

2.PART NAMES AND FUNCTIONS······················3

3.SPECIFICATION·················································4

4.OUTLINES AND DIMENSIONS ·························6

5.WIRING DIAGRAM ············································8

6.REFRIGERANT SYSTEM DIAGRAM ················9

7.SERVICE FUNCTIONS ····································10

8.TROUBLESHOOTING······································11

9.DISASSEMBLY INSTRUCTIONS ····················25

10.PARTS LIST······················································30 10-1. PARTS LIST·············································30

10-2. RoHS PARTS LIST ··································36

11.MICROPROCESSOR CONTROL·····················42

NOTE:

This service manual describes technical data of the intdoor units. RoHS compliant products have <G> mark on the spec name plate. For servicing of RoHS compliant products, refer to the PARTS LIST (RoHS compliant).