
31
7. TROUBLESHOOTING
Symptom
Inspection
Solution
The unit is
not
operating.
Check the power
connection is securely in.
Insert the power cord
securely into the wall
outlet.
Check if the water level
indicator lights up?
Empty the drain pan by
remove the rubber plug.
Check the room
temperature.
The range of operating
temperature is 5-35
℃
.
The unit
works with
reduced
capacity.
Check the air filter for
dirt.
Clean the air filter as
necessary.
Check if the air duct is
blocked.
To clear the obstacle.
Check if the room door
or window is open.
Keep the door and
windows closed.
Check if the desired
operating mode is
selected and the
temperature is properly
set.
Set the mode and
temperature at proper set-
point according the
manual.
(refer to page 23)
The exhaust hose is
detached.
Make sure the exhaust
hose is securely attached.
Water
Leakage
Overflow while moving
the unit.
Empty the water tank
before transport.
Check if the drain hose is
kinked or bent.
Straighten the hose to
avoid a trap existing.
Excessive
Noise
Check if the unit is
securely positioned.
Place the unit on horizontal
and firm ground.
Check if any loose,
vibrating parts.
Secure and tight the parts.
Noise sounds like water
flowing.
Noise comes from flowing
refrigerant. This is normal.
Содержание DVAC09CB
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