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Troubleshooting
Start
See reverse side for
wiring diagram and
relevant color-coded
test positions.
Yes
●
Yes
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Yes
Yes
Yes
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Yes
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Yes
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No
No
No
No
No
No
No
No
Yes No
Replace PCB
Replace PCB
Replace Motor
Replace/Repair EEV Coil
Recover refrigerant, check
for leaks, evacuate, and
re-charge per nameplate
Replace sensor
Wash coil, blower
There is 5 VDC at CN6 on the Indoor
PCB across the black senor wires?
The Coil and Ambient
Sensors’ resistances are
within 3% of the value
listed in the Service Manual
sensor resistance table?
The coil, blower
free of dirt or debris?
There is DCV at the motor
PCB connections:
RD to BK: 310-334VDC?
There is DCV at the motor
PCB connections:
WH to BK: 15VDC
There is DCV at the motor
PCB connections:
YL to BK: 1-4VDC running,
There is DCV at the motor
PCB connections:
BL to BK: 4-8VDC running,
Is the EEV coil properly
seated and the coil
resistance correct?
The refrigerant charge has
nameplate value?
Error Code (Indoor/Outdoor)
E5/LED1: 22 Flash
Complete the “Check This First” Flow
Chart before continuing.
Models:
AW09EH2VHD/ASYW09URDWD
AW12EH2VHD/ASYW12URDWD
AW18EH2VHD/ASYW18URDWD
1U09EH2VHE/ASH109URDSE
1U12EH2VHE/ASH112URDSE
1U18EH2VHE/ASH118URDSE
ERROR CODES and Troubleshooting
PAGE 94
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