Mitsubishi Electric MSZ-A24NA - Manual

Mitsubishi Electric MSZ-A24NA

Mitsubishi Electric MSZ-A24NA – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 2 – TECHNICAL CHANGES
  • Page 3 – PART NAMES AND FUNCTIONS; ACCESSORIES
  • Page 4 – SPECIFICATION
  • Page 6 – OUTLINES AND DIMENSIONS
  • Page 8 – WIRING DIAGRAM
  • Page 9 – REFRIGERANT SYSTEM DIAGRAM
  • Page 10 – SERVICE FUNCTIONS; How to modify the remote controller P.C. board; Table 1
  • Page 11 – Operation; How to release “AUTO RESTART FUNCTION”; TROUBLESHOOTING
  • Page 14 – Indoor unit failure mode table
  • Page 18 – Check of indoor fan motor
  • Page 19 – Check of remote controller and receiver P.C. board
  • Page 20 – Check of indoor electronic control P.C. board and indoor fan motor
  • Page 21 – How to check mis-wiring and serial signal error; Indoor unit does not operate.
  • Page 22 – Electromagnetic noise enters into TV sets or radios
  • Page 25 – DISASSEMBLY INSTRUCTIONS; OPERATING PROCEDURE; Photo 1
  • Page 26 – Photo 4
  • Page 28 – Removing the front panel; Removing the electrical box
  • Page 29 – Removing the vane motor; Photo 5
  • Page 30 – PARTS LIST; Part name; INDOOR UNIT STRUCTURAL PARTS
  • Page 31 – INDOOR UNIT ELECTRICAL PARTS AND FUNCTIONAL PARTS
  • Page 32 – INDOOR UNIT HEAT EXCHANGER
  • Page 33 – INDOOR UNIT HEAT EXCHANGER
  • Page 34 – REMOTE CONTROLLER
  • Page 37 – RoHS
  • Page 42 – MICROPROCESSOR CONTROL; WIRELESS REMOTE CONTROLLER; Lighted; INDOOR UNIT DISPLAY SECTION
  • Page 45 – Upward
  • Page 46 – SWING
  • Page 47 – How to set the time; PROGRAM TIMER
  • Page 48 – Copyright 2006 MITSUBISHI ELECTRIC ENGINEERING CO.,LTD
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SERVICE MANUAL

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

Wireless type
Models

MSZ-A09NA

MSZ-A24NA

MSZ-A09NA -

MSZ-A24NA -

MSZ-A12NA

MSY-A15NA

MSZ-A12NA -

MSY-A15NA -

MSZ-A15NA

MSY-A17NA

MSZ-A15NA -

MSY-A17NA -

MSZ-A17NA

MSY-A24NA

MSZ-A17NA -

MSY-A24NA -

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No. OB450

REVISED EDITION-B

SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS

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

INDOOR UNIT

Outdoor unit service manual

MUZ-A·NA Series (OB451)

MXZ-A·NA Series (OB444)

NOTE:
RoHS compliant products have <G> mark on the spec name plate.
For servicing of RoHS compliant products, refer to the PARTS
LIST (RoHS compliant).

Revision B:

• MSZ-A•NA-

and MSY-A•NA-

have been

added.

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Please void OB450 REVISED EDITION-A.

OB450B-1.qxp 07.5.14 4:13 PM Page 1

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Summary

Page 2 - TECHNICAL CHANGES

1.Remote controller has been changed. • Temperature indication function ( _ F/ _ C) has been added. (Refer to 11-10.) • Timer indication has been changed. (AM/PM indication) 2.Conduit plate has been removed. (MSZ-A09/12/15/17,MSY-A15/17)3.Conduit cover, terminal block cover and terminal block holder...

Page 3 - PART NAMES AND FUNCTIONS; ACCESSORIES

3 PART NAMES AND FUNCTIONS 2 MSZ-A09NA MSY-A15NA MSZ-A12NA MSY-A17NA MSZ-A15NAMSZ-A17NA MSZ-A24NAMSY-A24NA MSZ-A09NAMSZ-A12NAMSZ-A15NAMSZ-A17NAMSY-A15NAMSY-A17NA Line flow fan Air outlet Vertical vane Air inlet Display section Front panel Panel Heat exchanger Horizontal vane Operation section (When ...

Page 4 - SPECIFICATION

4 3 SPECIFICATION NOTE : Test conditions are based on ARI 210/240. ❈ 1 : Rating conditions (cooling) — Indoor : 80˚FDB, 67˚FWB, Outdoor : 95˚FDB, (75˚FWB) (heating) — Indoor : 70˚FDB, 60˚FWB, Outdoor : 47˚FDB, 43˚FWB ❈ 2 : (heating) — Indoor : 70˚FDB, 60˚FWB, Outdoor : 17˚FDB, 15˚FWB Item Model MSZ-...

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