Samsung UM 20A1(B1)E3 Air Conditioner User Manual


 
Explanation/Solution
Check that the breaker used for the air conditioner is switched on.
Check that the OPERATION indicator on the indoor unit is on;
if necessary press (On/Off) on the remote control.
Check whether the TIMER indicator on the indoor unit is switched on.
If so:
- Wait until the switch-on time is reached and the air conditioner starts
up automatically
- Cancel the timer (see page 17 for further details)
Check that there are no obstacles between you and the indoor unit.
Check the remote control batteries.
Check that you are close enough to the indoor unit (seven metres/
yards or less).
Check that you are pointing the remote control at the infrared sensor
in the middle of the indoor unit.
Replace the remote control batteries if necessary.
Check that the correct operating mode has been selected ( , ).
The room temperature may be too low.
Dust may be blocking the air filter guard; refer to page 19 for cleaning
instructions.
Check that there is no obstacle in front of the outdoor unit.
Check that the operating mode is set to or ; in the mode,
the fan speed changes automatically and in the mode, it is set to
AUTO.
Check that the air conditioner has been switched on; if necessary,
press (On/Off) on the remote control.
Check that you have set the clock to the right time; see page 8.
Check that the timer has been programmed correctly; see page 15.
Air the room.
Prob
lem
The air conditioner does not
operate at all
The air conditioner does not
operate with the remote control
No beep is heard when you press
(On/Off) on the remote control
The air conditioner does not cool
The fan speed does not change
when you press the button
The air flow direction does not
change when you press the
button
The timer is not correctly triggered
Odours are permeated in the room
during air conditioning
Solving Common Problems
Before contacting the after-sales service, perform the following simple checks.
They may save you the time and expense of an unnecessary call.
E-20