27
If you notice or experience any of the following conditions, please turn off the air
conditioner, disconnect from power, discontinue use, and contact support immediately.
● The power cord is overheating or otherwise damaged
● Abnormal sound during operation
● A strange odor is emitted from the unit
● Excessive water leakage the unit
Do not attempt to repair or retrofit the air conditioner by yourself. All repairs must
be performed by qualified individuals.
Malfunction Codes
Refrigerant leakage
Ambient temperature
sensor malfunction
Evaporator temperature
sensor malfunction
Exhaust hose temperature
sensor malfunction
Overload malfunction
F0
F1
F2
F4
H3, E8
H8
Error code
Trouble shooting
Possible causes
Please contact the
manufacture for help.
1. Check if the unit is under a
high-temperature and high-
humidity environment;
restart the unit after the
ambient temperature drops
to
95
°F
(35
°
C)
below.
2. Check if the evaporator and
condenser are blocked.
If the malfunction codes still
occur, please contact the
manufacturer for help.
Please refer to the "Removing
Collected Water" part on page
19
.
If "H8" still exists, please
contact the manufacturer.
Chassis is full of water
