1
SERVICE MANUAL
INDOOR UNIT
PARTS CATALOG (OBB788)
No. OBH788
REVISED EDITION-C
Outdoor unit service manual
MUZ-AP∙VG/VGH Series (OBH789)
MXZ-D∙VA/VAH Series (OBH626)
MXZ-E∙VA/VAH Series (OBH723)
MXZ-F∙VF/VFH Series (OBH790)
CONTENTS
1. TECHNICAL CHANGES ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 3
2. PART NAMES AND FUNCTIONS ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 4
3. SPECIFICATION ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 6
4. NOISE CRITERIA CURVES ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 9
5. OUTLINES AND DIMENSIONS ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙11
6. WIRING DIAGRAM ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 12
7. REFRIGERANT SYSTEM DIAGRAM ∙∙∙∙∙∙∙∙∙∙∙∙∙ 18
8. SERVICE FUNCTIONS ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 19
9. MICROPROCESSOR CONTROL ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 21
10. TROUBLESHOOTING ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 29
11. DISASSEMBLY INSTRUCTIONS ∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙∙ 45
OBH788 REVISED EDITION-B is void.
MSZ-AP25VG
MSZ-AP35VG
MSZ-AP42VG
MSZ-AP50VG
MSZ-AP25VGK
MSZ-AP35VGK
MSZ-AP42VGK
MSZ-AP50VGK
Revision C:
• MSZ-AP25/35/42VG-
E2
,
EN2
,
ET2
,
MSZ-AP25/35/42VGK-
E2
,
EN2
,
ET2
,
MSZ-AP50VG-
ER1
,
E2
,
EN2
,
ET2
,
MSZ-AP50VGK-
ER1
,
E2
,
EN2
,
ET2
,
MSZ-AP60/71VG-
ER1
,
E2
,
ET2
,
MSZ-AP60/71VGK-
ER1
,
E2
,
ET2
,
have been added.
Models
MSZ-AP25VG
-
E1
,
EN1
,
ET1
,
ER1
,
E2
,
EN2
,
ET2
MSZ-AP25VGK
-
E1
,
EN1
,
ET1
,
ER1
,
E2
,
EN2
,
ET2
MSZ-AP35VG
-
E1
,
EN1
,
ET1
,
ER1
,
E2
,
EN2
,
ET2
MSZ-AP35VGK
-
E1
,
EN1
,
ET1
,
ER1
,
E2
,
EN2
,
ET2
MSZ-AP42VG
-
E1
,
EN1
,
ET1
,
ER1
,
E2
,
EN2
,
ET2
MSZ-AP42VGK
-
E1
,
EN1
,
ET1
,
ER1
,
E2
,
EN2
,
ET2
MSZ-AP50VG
-
E1
,
EN1
,
ET1
,
ER1
,
E2
,
EN2
,
ET2
MSZ-AP50VGK
-
E1
,
EN1
,
ET1
,
ER1
,
E2
,
EN2
,
ET2
MSZ-AP60VG
-
E1
,
ET1
,
ER1
,
E2
,
ET2
MSZ-AP60VGK
-
E1
,
ET1
,
ER1
,
E2
,
ET2
MSZ-AP71VG
-
E1
,
ET1
,
ER1
,
E2
,
ET2
MSZ-AP71VGK
-
E1
,
ET1
,
ER1
,
E2
,
ET2
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