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Refrigerant Piping Connection
7
Troubleshooting
Bus under-voltage
Bus over-voltage
The motor is stuck
Hardware over-current
Software over-current
Lack of phase failure
Communication failure
E1
E2
E3
E4
E5/E6
E7
E8
Error Codes
Symptom
Diagnosis
Fan does not work
when plugged in
Ensure that power cable is fully plugged in the outlet
Ensure that power button has been pressed, if the fan
is on the LED display screen will be illuminated.
Airflow from fan is
weak
Check the air inlets and outlets of the fan for dust or
blockages, and remove them
Check and see if the fan speed setting of the fan needs
to be adjusted to a higher level
Remote control is
not working
Check the batteries to ensure they are not drained, or
installed improperly
Fan does not
operate normally
after a power
outage
Unplug the power cord from the outlet and then plug
it back in
Fan omits an odor
It is possible that parts are damaged, discontinue use
and contact technical support
Device Checks
If the fan is functioning abnormally, please perform these checks before contacting
your service retailer.