Pioneer Inverter+ WAS Series Owner's Manual page 19

Indoor Unit Error Codes List
☆ 1 time
☆
☆ 3 times
☆
☆
☆
☆
☆
☆ 2 times
☆ 3 times
☆
☆
☆
☆ 1 times
☆ 2 times
☆ 3 times
☆
☆
☆
☆
*P3
1) heating
error code P3. Low Ambient Protection.
2) the outdoor temperature goes higher than -22℃ (-8F)
or 1 hour or outdoor temperature goes higher than
* Fault Symptom:
A more comprehensive service and diagnostics manual is available for the service technicians.
Contact the manufacturer for the download instructions.
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Page 19
short circuit
short circuit
short circuit
short circuit
circuit or short circuit
☆
☆
P2
☆
compressor shell top
☆
☆
☆
☆
（ ） （
n the outdoor temperature is ower than
） ☆（ ）
℃ (-13F) or 1
minutes and compressor has stopped
℃ (23F)
the indoor unit
then restart.