Abnormal operation
The air conditioner
does not operate.
The air conditioner
does not cool effectively.
Air conditioner operation
noise too loud.
■ Has the temperature been set incorrectly?
■ Are the filters dirty?
■ Are the intake or outlet vents of the outdoor
unit obstructed?
■ Are all windows and doors closed?
■ Is the installation work slanted?
■ Is the front grille closed properly?
Call the dealer immediately
■ Abnormal noise is heard during
operation.
■ Water or foreign material
gets into the remote con-
trol by mistake.
■ Water leaks from the indoor unit.
If the following conditions occur, immediately turn the power plug or turn off the power breaker.
■ Switches or buttons do not
operate properly.
■ The circuit breaker switch-
es off frequently.
■ Power supply cord and plug
become unusually warm.
■ Has the circuit breaker been tripped?
■ Has the power plug been removed from the
wall outlet?
■ Is the Timer being used correctly?
■ Has the REMOTE CONTROLLER B ↔ A
switch been set to “B”?
40
CS-A28BKP5/CU-A28BKP5
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