Airwell VVFA Series Service Manual page 52

[33] Outdoor EEPROM failure
No
Reconnect
If the EEPROM is fixed well
Yes
Replace EEPROM
[34] Protection of discharging temp. too high
No
If sensor terminal is fixed
Reconnect
well
Yes
If sensor resistor
No
Replace sensor
/characteristic is proper
Yes
Yes
If the system is
Charge refrigerant
lack of refrigerant
No
Replace connecting
board
50