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TROUBLESHOOTING & WARRANTY
Troubleshoot your problem by using the chart below. If the air conditioner still does
not work properly, contact BLACK+DECKER customer service center or the nearest
authorized service center. Customers must never troubleshoot internal components.
TROUBLE
POSSIBLE CAUSE
POSSIBLE REMEDY
Unit does not start when
pressing ON/OFF button
A. Water full indicator light is
on. LED display indicates
“E2” in COOL mode or “E4”
in HEAT mode.
B. Room temperature is
lower than set temperature
(cooling mode)
A. Drain the water
B. Reset the temperature
Not cool enough
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 occurs.
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.
Noisy or vibration
A. The surface is not level or
not flat enough
A. Place the unit on a flat,
level surface if possible
Unit does not run and
water full indicator
light is on. LED display
indicates “E2” in COOL
mode or “E4” in HEAT
mode.
A. The unit needs to be
drained.
A. Refer to water drainage
section.
LED display “E0” , “E1”,
“E3”
A. EO - Room temperature
sensor issue
B. E1- Condenser temperature
sensor
C. E3- Evaporator temperature
sensor
Contact the
Customer Satisfaction
Center for assistance
with error code.
Remote is not working
A. Nothing Appears on the LED
screen.
B. The temperature and
symbols appear on the LED
screen but the selection
cannot be changed.
A. Press the LED button
on the remote. If it does
not illuminate, change
batteries.
B. Make sure the remote
is being pointed at the
remote control receiver
on the unit within 23 feet
away and that there are
no obstructions.
ENGLISH
