Error Code
(Indoor/Outdoor)
F1/LED1: 2 Flash
IPM Power Module Fail
(IPM power module protection)
Complete the “Check This First” Flow
Chart before continuing.
Models:
AW09EH2VHD
AW12EH2VHD
AW18EH2VHD
1U09EH2VHD
1U12EH2VHD
1U18EH2VHD
Yes
No
No
Yes
Yes
No
Start
Compressor runs for 10 min.
Normal operation
PAGE 32
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ERROR CODES and Troubleshooting
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 ...