Mitsubishi Electronics OC366 Manuel D’Utilisation
TECHNICAL & SERVICE MANUAL
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
CONTENTS
1. TECHNICAL CHANGES................................... 3
2. SAFETY PRECAUTION.................................... 6
3. OVERVIEW OF UNITS...................................... 9
4. SPECIFICATIONS........................................... 11
5. DATA................................................................ 13
6. OUTLINES AND DIMENSIONS...................... 18
7. WIRING DIAGRAM......................................... 20
8. NECESSARY CONDITIONS FOR SYSTEM CONSTRUCTION..... 24
9. TROUBLESHOOTING.................................... 34
10. ELECTRICAL WIRING.................................... 81
11. REFRIGERANT PIPING TASKS..................... 84
12. DISASSEMBLY PROCEDURE........................ 88
13. PARTS LIST..................................................... 93
14. RoHS PARTS LIST.......................................... 96
15. OPTIONAL PARTS.......................................... 99
2. SAFETY PRECAUTION.................................... 6
3. OVERVIEW OF UNITS...................................... 9
4. SPECIFICATIONS........................................... 11
5. DATA................................................................ 13
6. OUTLINES AND DIMENSIONS...................... 18
7. WIRING DIAGRAM......................................... 20
8. NECESSARY CONDITIONS FOR SYSTEM CONSTRUCTION..... 24
9. TROUBLESHOOTING.................................... 34
10. ELECTRICAL WIRING.................................... 81
11. REFRIGERANT PIPING TASKS..................... 84
12. DISASSEMBLY PROCEDURE........................ 88
13. PARTS LIST..................................................... 93
14. RoHS PARTS LIST.......................................... 96
15. OPTIONAL PARTS.......................................... 99
OUTDOOR UNIT
No. OC366
REVISED EDITION-F
[Model name]
(Standard type)
PUMY-P36NHMU
PUMY-P36NHMU
PUMY-P48NHMU
(Salt proof type)
PUMY-P36NHMU-BS
PUMY-P36NHMU-BS
PUMY-P48NHMU-BS
HFC
utilized
R410A
Model name
indication
indication
December 2010
Note :
• This service manual describes
technical data of outdoor unit.
As for indoor units, refer to its
service manual.
• RoHS compliant products
have <G> mark on the spec
name plate.
name plate.
[Service Ref.]
PUMY-P36NHMU
PUMY-P36NHMUR1
PUMY-P48NHMU
PUMY-P48NHMU
1
PUMY-P48NHMU
2
PUMY-P48NHMUR3
PUMY-P36NHMU-BS
PUMY-P36NHMU-BS
PUMY-P36NHMUR1-BS
PUMY-P48NHMU-BS
PUMY-P48NHMU
1
-BS
PUMY-P48NHMU
2
-BS
PUMY-P48NHMUR3-BS
Revision:
• 14. RoHS PARTS LIST has
• 14. RoHS PARTS LIST has
been modified in REVISED
EDITION-F.
EDITION-F.
• Some descriptions have been
modified.
• Please void OC366
REVISED EDITION-E.