30
Display LED STATUS
P5 Outdoor low temp. protection
This is optional, factory standard unit does not have this function.
Unit stops when outdoor temp. is lower than -15°C and lasting time more than 60 minutes, and unit
runs again when outdoor temp. more than -12°C.
Display LED STATUS
P6 Condenser high-temperature protection
When outdoor pipe temp. is more than 65°C, the unit will stop, and unit runs again when outdoor
pipe temp. is less than 52°C.
Is the outdoor temp. lower than -15°C?
Is the outdoor temp sensor right according to the annex 1
Replace the outdoor main board
No
Yes
Replace the outdoor temp sensor
No
Is the outdoor pipe temp. more than 65°C ?
Is the outdoor pipe temp sensor right according to the annex 1
Replace the outdoor main board
No
Yes
Replace the outdoor pipe temp sensor
No
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