Samsung AC TN4P Series User Manual page 20

Cleaning and Maintaining
Problem
The air is not cool
or warm enough.
The air conditioner
makes strange
noises.
20
English
Both cooling and heating do not operate in the Fan mode. Select the
Cool, Heat, Auto, or Dry mode.
Check whether the air filter is blocked with dirt. A dusty filter may
decrease the cooling and heating efficiencies. Clean the air filter
frequently.
If a cover is on the outdoor unit or any obstacle is present near the
outdoor unit, remove them.
Install the outdoor unit in a well-ventilated place. Avoiding places
exposed to direct sunlight or close to a heating appliance.
Place a sunscreen over the outdoor unit to protect it from direct
sunlight.
If the indoor unit is installed in a place exposed to direct sunlight, pull
the curtains on the windows.
Close the windows and doors to maximize the cooling and heating
efficiencies.
If the Cool mode is stopped and then started immediately, cool air
outdoor unit.
When the Heat mode is started, warm air does not come out
immediately to prevent cool air from coming out at the beginning.
If the refrigerant pipe is too long, the cooling and heating efficiencies
may be decreased. Avoid exceeding the maximum pipe length.
In certain conditions (especially, when the outdoor temperature is
while the refrigerant is circulating through the air conditioner. This is a
normal operation.
When you press the
may be heard from the drain pump inside the air conditioner. This noise
is a normal sound.
Solution
(Power) button on the remote control, noise