HFC
utilized
R410A
PARTS CATALOG (OBBT702)
SERVICE MANUAL
No. OBHT702
CONTENTS
1. TECHNICAL CHANGES ··································· 4
2. PART NAMES AND FUNCTIONS ····················· 5
3. SPECIFICATION ················································ 6
4. NOISE CRITERIA CURVES ···························· 14
5. OUTLINES AND DIMENSIONS ······················ 16
6. WIRING DIAGRAM ·········································· 22
7. REFRIGERANT SYSTEM DIAGRAM ············· 28
8. DATA ································································ 41
9. ACTUATOR CONTROL ··································· 70
10. SERVICE FUNCTIONS ···································· 71
11. TROUBLESHOOTING ····································· 73
12. DISASSEMBLY INSTRUCTIONS ···················· 94
Models
NTXMMX20A122AA
NTXMMX24A132AA
NTXMMX30A132AA
NTXMMX36A142AA
NTXMMX42A152AA
NTXMPH20A122AA
NTXMPH24A132AA
NTXMPH30A132AA
NTXMMX24A132AA
NTXMMX30A132AA
NTXMMX36A142AA
OUTDOOR UNIT
Indoor unit service manual
NTXWPH·A Series (OBHT683)
NTX(Y)WST·A Series (OBHT732)
NTXFKS·A Series (OBHT752)
NTXCKS·A Series (OCHT669)
PLA-A·EA Series (OCH640)
NTXDKS·A Series
PEAD-A·AA Series
PCA-A·KA Series (OCH455)
NTXAMT·A Series
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