Ductless Split Heat Pump
Service Manual
Design may vary b
●
y model number.
Please read this manual before installing this product.
Keep this user manual for future reference.
PAGE 1
Safety Precautions/Introduction.................................................................................................3
Outdoor Unit Controls and Components ..................................................................................... 7
Indoor Unit Controls and Components ...................................................................................... 13
............................................................................................................. 27
Sequence of Operation ............................................................................................................. 19
Error Codes and Troubleshooting.............................................................................................. 28
Reference Information .............................................................................................................. 57
Table of Contents
Indoor
AW09EH2VHD
AW12EH2VHD
AW18EH2VHD
Outdoor
1U09EH2VHD
1U12EH2VHD
1U18EH2VHD
Summary of Contents for AW09EH2VHD
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Page 4: ...Failure to follow any CAUTION may in some cases result in grave consequences ...
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Page 9: ...5VDC and 15VDC pulsing communication connection between the PCB and the IPM ...
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Page 15: ...Connector for coil temperature sensor and room temperature sensor ...
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Page 50: ...Error Code E7 LED1 15 Flash Wiring Diagram Reference PAGE 50 ERROR CODES and Troubleshooting ...
Page 57: ...PAGE 57 Ambient Defrost and Pipe Sensor Tables Discharge Sensor Tables ...