INDOOR UNIT
SERVICE MANUAL
INDOOR UNIT
No. OBHT872
PARTS CATALOG (OBBT872)
Outdoor unit service manual
NTXSPB/SPH∙B112AA Series (OBHT873)
NTXMMX/MPH∙A122AA Series (OBHT702)
CONTENTS
1. TECHNICAL CHANGES ······························3
2. PART NAMES AND FUNCTIONS ··················4
3. SPECIFICATION ·········································5
4. OUTLINES AND DIMENSIONS ·····················6
5. WIRING DIAGRAM ·····································7
6. REFRIGERANT SYSTEM DIAGRAM ·············8
7. SERVICE FUNCTIONS ································9
8. MICROPROCESSOR CONTROL ················· 11
9. TROUBLESHOOTING ······························· 20
10. DISASSEMBLY INSTRUCTIONS ·················33
Models
NTXWPH06B112AA
NTXWPH09B112AA
NTXWPH12B112AA
NTXWPH15B112AA
NTXWPH18B112AA
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