TECHNICAL & SERVICE MANUAL
OUTDOOR UNIT
No. OCH789
HFC
utilized
R410A
November 2021
Note:
•
This service manual
describes technical data of
the outdoor units only.
<Outdoor unit>
[Model Name]
Model name
indication
PARTS CATALOG (OCB789)
MXZ-SM36NAM
MXZ-SM48NAM
MXZ-SM60NAM
MXZ-SM36NAMHZ
MXZ-SM42NAMHZ
MXZ-SM48NAMHZ
MXZ-SM36NAM-U1
MXZ-SM48NAM-U1
MXZ-SM60NAM-U1
MXZ-SM36NAMHZ-U1
MXZ-SM42NAMHZ-U1
MXZ-SM48NAMHZ-U1
[Service Ref.]
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
CONTENTS
1. SAFETY PRECAUTION ·······················2
2. OVERVIEW OF UNITS ························5
3. SPECIFICATIONS ···························· 11
4. DATA ·············································· 14
5. OUTLINES AND DIMENSIONS ··········· 36
6. WIRING DIAGRAM ··························· 37
7. NECESSARY CONDITIONS
FOR SYSTEM CONSTRUCTION ········· 40
8. TROUBLESHOOTING ······················· 55
9. ELECTRICAL WIRING ·····················134
10. REFRIGERANT PIPING TASKS ·········140
11. DISASSEMBLY PROCEDURE ···········148
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