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TROUBLESHOOTING
The following list contains some abnormal conditions that are not faults caused by
manufacturing process or material defects.
- 11 -
The machine
doesn't operate
Is the power cord connected
properly?
The dehumidifying
function doesn't
work
Is the tank full indicator
flashing? (The tank is full or
in a wrong position.)
No air is
discharged
Is the air filter clogged?
The operation is
noisy
Is the air filter clogged?
Problems
Possible Causes
Solutions
Is the unit tilted or unsteady?
Is the temperature of the room
above 32℃(89.6℉) or below
7℃(44.6℉)?
Is the intake duct or
discharge duct obstructed?
Is the air filter clogged?
Plug the power cord into the
outlet.
Empty the water tank and
then reposition the tank.
Clean the air filter as
instructed under"Cleaning
the dehumidifier".
Clean the air filter as
instructed under "Cleaning
the dehumidifier".
Move the unit to a stable,
sturdy location.
Make sure the working
temperature is between
7℃(44.6℉) and 32℃(89.6℉).
Remove the blockage from the
discharge duct or intake duct.
Clean t
he air filter as
instructed under"Cleaning
the dehumidifier".
According to "E1"
According to "E2"
According to "E3"
Abnormal exhaust pipe
temperature sensor
Abnormal coil temperature
sensor
Abnormal humidity sensor
Check exhaust pipe
temperature sensor and
related circuit.
Check coil temperature sensor
and related circuit.
Check to see if the main PCB is
connected properly. If not,
replace it with a new main PCB.
According to“EH”
Check if the wires of the
temperature and humidity
module are loose. If not, replace
the temperature and humidity
module or the motherboard.
Communication failure
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