TECHNICAL & SERVICE MANUAL
SPLIT-TYPE, HEAT PUMP AIR CONDITIONERS
No.OC322
R410A
Outdoor unit
[model names] [Service Ref.]
SUZ-KA25VA SUZ-KA25VA.TH
SUZ-KA35VA SUZ-KA35VA.TH
SUZ-KA25VAH SUZ-KA25VAH.TH
SUZ-KA35VAH SUZ-KA35VAH.TH
SUZ-KA50VA SUZ-KA50VA.TH
SUZ-KA50VA
1.TH
SUZ-KA60VA SUZ-KA60VA.TH
SUZ-KA60VA
1.TH
SUZ-KA71VA SUZ-KA71VA.TH
SUZ-KA71VA
1.TH
CONTENTS
1.
COMBINATION OF INDOOR AND OUTDOOR UNITS
······2
2. TECHNICAL CHANGES ···································2
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··············18
9. PERFORMANCE CURVES······························22
10. ACTUATOR CONTROL····································50
11. SERVICE FUNCTIONS·····································51
12. TROUBLESHOOTING······································51
13. DISASSEMBLY INSTRUCTIONS·····················84
14. PARTS LIST······················································91
15. RoHS PARTS LIST···········································97
Indication of
model name
NOTE:
This service manual describes technical data of the
outdoor units.
•As for indoor units SLZ-KA25/35/50VA(L).TH and SEZ-
KA35/50/60/71VA.TH, refer to the service manual
OC320 and OC321.
SUZ-KA25VA(H).TH SUZ-KA35VA(H).TH
March 2007
REVISED EDITION-C
Revision:
• SUZ-KA50/60/71VA
1.TH
are added in REVISED
EDITION-C.
• Some descriptions have
been modified.
• Please void OC322
REVISED EDITION-B.
Note:
• RoHS compliant products
have <G> mark on the
spec name plate.
• For servicing of RoHS
compliant products, refer
to the RoHS Parts List.
OC322C--1qxp 07.3.12 3:43 PM Page 1
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