TECHNICAL & SERVICE MANUAL
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
No.OC304
REVISED EDITION-A
R410A
Outdoor unit
[model names]
[Service Ref.]
SUZ-A09VR
SUZ-A09VR.TH
SUZ-A12VR
SUZ-A12VR.TH
SUZ-A18VR
SUZ-A18VR.TH
SUZ-A24VR
SUZ-A24VR.TH
CONTENTS
1. COMBINATION OF INDOOR AND OUTDOOR UNITS ······2
2. TECHNICAL CHANGES ···································3
3. PART NAMES AND FUNCTIONS······················6
4. SPECIFICATION·················································7
5. NOISE CRITERIA CURVES ·····························11
6. OUTLINES AND DIMENSIONS ·······················12
7. WIRING DIAGRAM ··········································14
8. REFRIGERANT SYSTEM DIAGRAM ··············16
9. PERFORMANCE CURVES ······························19
10. ACTUATOR CONTROL····································41
11. SERVICE FUNCTIONS·····································42
12. TROUBLESHOOTING······································42
13. DISASSEMBLY INSTRUCTIONS·····················71
14. PARTS LIST······················································79
Indication of
model name
NOTE:
This service manual describes technical data of the
outdoor units.
•As for indoor units SLZ-A09AR.TH, SLZ-A12AR.TH,
SLZ-A18AR.TH, SEZ-A12AR.TH, SEZ-A18AR.TH,
SEZ-A24AR.TH and SEZ-A09CR.W, refer to the service
manual OC302 and OC303.
HFC
utilized
R410A
Revision :
• SUZ-A18VR.TH and SUZ-A24VR.TH are added in
REVISED EDITION-A.
• Please void OC304.
SUZ-A09VR.TH SUZ-A12VR.TH
OC304A --1qxp 04.6.29 8:33 AM Page 1