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TROUBLESHOOTING & WARRANTY
Troubleshoot your problem by using the chart below. If the air conditioner still does
not work properly, contact W Appliance Co. customer service center or the nearest
authorized service center. Customers must never troubleshoot internal components.
TROUBLE
Unit does not start when
pressing ON/OFF button
Not cool enough
Noisy or vibration
Gurgling sound
Unit stops operating
POSSIBLE CAUSE
A. FT appears in the display
window
B. Room temperature is
lower than set temperature
(cooling mode)
A. The windows or doors in the
room are not closed
B. There are heat sources
inside the room
C. Exhaust air duct is not
connected or blocked
D. Temperature setting is too
high
E. Air filter is blocked by dust
F. The unit will take approx 3
minutes of operation before
cooling/heating occurs.
A. The surface is not level or
not flat enough
A. The sound comes from the
flowing of the refrigerant
inside the air-conditioner
A. LT appears in display
window
POSSIBLE REMEDY
A. Drain the water in the
bottom tray
B. Reset the temperature
A. Make sure all the
windows and doors are
closed
B. Remove the heat
sources if possible
C. Connect the duct
and make sure it can
function properly
D. Decrease the set
temperature
E. Clean the air filter
F. A mircoprocessor
control delays the
compressor from
operating until 3 mins
have passed.
A. Place the unit on a flat,
level surface if possible
A. It is normal
A. Unit is in defrost
mode and will restart
automatically once
excess frost has been
removed.
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