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

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

(On/Off) 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 20 and 21 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 the (On/Off) button on the remote control.

◆Check if you are pointing the remote control at the remote control sensor on the right side of the indoor unit.

◆Replace the remote control batteries if necessary.

The air conditioner does not cool or heat.

◆Check if the correct operating mode has been selected (Auto, Cool, Heat).

◆The room temperature may be too low or too high.

◆Check if the air filter is dirty; refer to page 27 for cleaning instructions.

◆Check that there is no obstacle in front of the outdoor unit.

When heating, the required room temperature is never reached and the air conditioner frequently stops.

◆Check if the required temperature is set correctly.

◆Increase the fan speed.

◆If the airflow is directed upwards, set the blade downwards with the remote control.

The fan speed does not change		◆ Check if the mode is set to the Cool, Heat or Fan mode;
when you press the	button.	in the Auto and 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 (On/Off) button on the remote control.

button.

The timer is not correctly triggered. ◆ Check if the timer is set correctly; see pages 20 and 21.

Odor permeates into the	◆ You can use the Fan mode to ventilate your room.
room during operation.

E-26

AS18HM3/XSG, AS24HM3/XSG, AS18HM3/UMG, AS24HM3/UMG specifications

The Samsung AS24HM3/UMG, AS18HM3/UMG, AS24HM3/XSG, and AS18HM3/XSG are part of Samsung's latest range of air conditioning units designed to provide efficient, powerful, and reliable cooling and heating solutions for both residential and commercial spaces. With a blend of advanced technologies and user-friendly features, these models epitomize Samsung's commitment to comfort and energy efficiency.

One of the standout features of these air conditioning units is the use of the Digital Inverter technology. This innovation allows the compressor to operate at variable speeds, maintaining the desired temperature without the frequent on-off cycling typical of conventional units. This not only enhances comfort but also significantly reduces energy consumption, leading to lower electricity bills.

These models are equipped with Smart Sensor technology. The integrated sensors detect room occupancy and adjust the cooling output accordingly. This ensures that energy is not wasted when the room is unoccupied, making these models environmentally friendly choices. Additionally, the air conditioning units feature a Fast Cooling mode, which rapidly cools the indoor space when needed, providing relief during the hottest days.

The designs of the AS24HM3 and AS18HM3 series are sleek and modern, designed to blend seamlessly with any interior decor. They come with an easy-to-use remote control, allowing users to adjust settings from a distance conveniently. The air filters are also designed to be easily removable and washable, ensuring that the air quality remains high while simplifying maintenance.

In terms of cooling performance, these units are equipped with high-efficiency compressors that work effectively even in extreme outdoor temperatures. They provide reliable cooling and heating operations, making them suitable for use in various climates. The units also operate quietly, ensuring minimal disturbance, which is particularly advantageous for residential applications.

The AS24HM3/UMG, AS18HM3/UMG, AS24HM3/XSG, and AS18HM3/XSG air conditioning models stand out as top choices for those seeking innovative technology paired with comfort and efficiency. Their advanced features not only enhance indoor climate control but also contribute to significant energy savings, making them suitable for eco-conscious consumers looking for reliable air conditioning solutions. With these models, Samsung continues to redefine the standards of home cooling and heating.