AST18WJWB IB_E_20219 11/8/04 6:14 PM Page 22
Troubleshooting Guide
Before contacting the service center, check the following. It will save your time and the expense of an unnecessary call.
Problem | Explanation/Solution |
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The air conditioner does not operate.
◆Check if the circuit breaker of the air conditioner is switched on.
◆Check if the air conditioner is turned on. If necessary, press the
button on the remote control.
◆Check if the Timer indicator on the indoor unit is on.
If so:
-Wait until the set time is reached and the air conditioner starts automatically.
-Cancel the Timer. (See pages 16 and 17 for further details)
The air conditioner does not operate with the remote control.
◆Check if there are no obstacles in front of the indoor unit.
◆Check the remote control batteries.
◆Make sure that you are within 7 meters from the indoor unit.
No beep is heard when you press | ◆ Check if you are pointing the remote control at the remote control | |
the | on the remote | sensor on the right side of the indoor unit. |
control. |
| ◆ Replace the remote control batteries if necessary. |
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| |
The air conditioner does not cool. | ◆ Check if the correct operating mode has been selected | |
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| (Auto, Cool). |
◆The room temperature may be too low.
◆Check if the air filter is dirty; refer to page 23 for cleaning instructions.
◆Check that there is no obstacle in front of the outdoor unit.
The fan speed does not change | ◆ Check if the mode is set to the Auto, Cool or Fan mode; | |
when you press the | button. | in the Dry mode, the fan speed changes automatically. |
The airflow direction does not ◆ Check if the air conditioner has been turned on; if necessary, press
change when you press thethe 
button on the remote control. button.
The timer is not correctly triggered. ◆ Check if the timer is set correctly; see pages 16 and 17.
Odor permeates into the | ◆ You can use the Fan mode to ventilate your room. |
room during operation. |
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