Fujitsu Halcyon Operation Manual

AIR CONDITIONER (Wall Mounted type)

Before using this product, read these instructions thoroughly and keep this manual for future reference.

MODEL:

Contents

  1. SAFETY PRECAUTIONS
  2. PREPARATION
  3. NAME OF PARTS
  4. BASIC OPERATIONS
  5. AIRFLOW SETTINGS
  6. TIMER OPERATIONS
  7. ENERGY SAVING OPERATION
  8. OTHER OPERATIONS
  9. SETTINGS ON INSTALLATION
  10. CLEANING AND CARE
  11. GENERAL INFORMATION
  12. OPTIONAL PARTS
  13. TROUBLESHOOTING

1. SAFETY PRECAUTIONS

To prevent personal injury or property damage, read this section carefully before you use this product, and be sure to comply with the following safety precautions.

Incorrect operation due to failure to follow the instructions may cause harm or damage, the seriousness of which is classified as follows:

! WARNING
This mark warns of death or serious injury.

! CAUTION
This mark warns of injury or damage to property.

2. PREPARATION

! WARNING

! CAUTION

3. NAME OF PARTS

! CAUTION

For appropriate signal transmission between the remote controller and the indoor unit, keep the signal receiver away from the following items:

3.1. Remote controller

! CAUTION

When you use the optional remote controller, the appearance and the operation procedure may differ. For details, refer to the operation manual of each remote controller.

4. BASIC OPERATIONS

3 steps to start operation

  1. Press / to start or stop the operation.
  2. Press MODE to select the operation mode. The operation mode changes as follows: AUTO, COOL, DRY, FAN, HEAT.
  3. Press TEMP./SELECT (/) to set the desired temperature. The temperature changes by 1 °F (0.5 °C) increments.

NOTES:

Temperature unit switching

(Factory setting: °F)

Each time you press °F/°C, the temperature unit switches (°F °C).

5. AIRFLOW SETTINGS

5.1. Fan speed setting

Press FAN SPEED to control the fan speed. The fan speed changes as follows:

AUTO (Auto), QUIET (Quiet), LOW (Low), MED (Med), HIGH (High)

When AUTO is selected, the fan speed depends on the operating condition.

NOTE: In the Dry mode, the fan speed is fixed to AUTO.

5.2. Airflow direction setting

For details of the airflow ranges, refer to "Airflow direction range".

Up/down airflow direction setting

Press SET to adjust the up/down airflow direction.

Left/right airflow direction setting

Press SET to adjust the left/right airflow direction.

Swing operation setting

Press SWING to select the Swing operation. The Swing operation changes as follows:

Up/down Left/right Up/down/left/right Stop swing

NOTE: The Swing operation may stop temporarily when the indoor unit fan is rotating at very low speed or is stopped.

6. TIMER OPERATIONS

NOTE: When [] indicator on the indoor unit blinks, set the clock and timer again. This blinking shows that the internal clock goes wrong due to an interruption of the power supply.

Timer setting procedure

1. Press TIMER to choose timer operation. Each time you press the button, the timer operation will change as follows:

If you choose "Cancel", the display returns to the operation display.

To set sleep timer, press SLEEP. (Refer to "6.3. Sleep timer".)

2. Set each timer operation. For details, refer to the following instructions of each timer setting.

6.1. On timer or Off timer

  1. Select On timer or Off timer in step 1 of "Timer setting procedure".
  2. Each time you press TEMP./SELECT (/), the time changes as follows: 0.5, 1.0, 1.5, 2.0, ... 9.5, 10, 11, 12 hours.

When you use the On timer, set the time while the ON indicator on the remote controller display is blinking.

When you use the Off timer, set the time while the OFF indicator on the remote controller display is blinking.

To deactivate the On/Off timer, select Cancel in step 1 of "Timer setting procedure" while [ON] or [OFF] is shown on the remote controller display. The indicator will disappear.

NOTE: If you set the Sleep timer after setting the On/Off timer, the On/Off timer is canceled.

6.2. Program timer

  1. Set On timer and Off timer. (Refer to "6.1. On timer or Off timer".)
  2. Select Program timer in step 1 of "Timer setting procedure".

After the time set by the earlier timer passed, the timer set later will begin the counting down. The order of the timer operation is displayed as follows:

Timer Indicator on the remote controller display
Off timer ON
On timer OFF
On-Off timer ON
OFF

NOTE: If you set the Sleep timer after setting the Program timer, the Program timer is canceled.

6.3. Sleep timer

The Sleep timer supports your comfortable sleep by moderating the air conditioner operation gradually.

Press SLEEP. Each time you press the button, the time changes as follows:

0.5, 1.0, 2.0, 3.0, 5.0, 7.0, 9.0 hours

To repeat the timer, press the button when the SLEEP indicator is not displayed.

During the Sleep timer operation, the setting temperature changes as the following figure.

In Heating mode: 2°F (1°C), 4°F (2°C), 6°F (3°C), 8°F (4°C)

In Cooling or Dry mode: 30 min., 1 h, 1.5 h

After the set time has elapsed, the air conditioner operation turns off.

7. ENERGY SAVING OPERATION

7.1. Economy operation

It saves more electricity than other operation modes by changing the set temperature to a moderate setting.

Press ECONOMY to activate/deactivate the Economy operation. The [] indicator on the indoor unit will turn on.

Operation mode Room temperature
Cooling/Dry Few degrees higher than the set temperature
Heating Few degrees lower than the set temperature

NOTES:

7.2. Fan control for energy saving

In the Cooling operation, when the room temperature reaches the set temperature, the indoor unit fan rotates intermittently to save power. (This function is deactivated at the time of purchase.)

To change the setting, use the following steps;

  1. Press / until the indicators on the remote controller turn off.
  2. Press and hold FAN SPEED for more than 5 seconds. The FI and the current status will appear. (ON: Activated, OFF: Deactivated)
  3. Press TEMP./SELECT (/) to switch the status.
  4. Press / to send the setting to the indoor unit. The display will return to the original screen.

NOTE: If you do not press any buttons for 30 seconds after FL is displayed, F will turn off. In this case, repeat the setting from step 2.

8. OTHER OPERATIONS

8.1. Powerful operation

In the Powerful operation, the air conditioner will operate at maximum power and strong airflow to cool down or warm up the room quickly.

Press POWERFUL to activate/deactivate the Powerful operation. When activated, the indoor unit will emit 2 short beeps. When deactivated, the indoor unit will emit 1 short beep.

The Powerful operation will be turned off automatically in the following situations:

NOTES:

8.2. Minimum heat operation (optional)

NOTE: This function is available only by the wireless LAN control (optional).

Minimum heat operation maintains the room temperature at 50 °F (10°C) so as to prevent the room temperature to drop too low.

When activated, [] indicator on the indoor unit will turn on. When deactivated, [] indicator will turn off.

NOTES:

9. SETTINGS ON INSTALLATION

9.1. Remote controller custom code setting

By setting custom code of indoor unit and remote controller, you can specify the air conditioner which the remote controller controls. When two or more air conditioners are in the room and you wish to operate them separately, set the custom code (4 selections possible).

NOTE: If custom codes is different between the indoor unit and the remote controller, the indoor unit cannot receive a signal from the remote controller.

How to set the remote controller custom code

  1. Press / until the indicators on the remote controller turn off.
  2. Press down MODE for more than 5 seconds. The current custom code will be displayed (initially set to A).
  3. Press TEMP./SELECT (/) to change the custom code between A (R)↔B (b) ↔ C (c/t) →D (d). Match the custom code on the display to the air conditioner custom code.
  4. Press MODE again. The custom code will be set. The display will return to the original display.

To change the air conditioner custom code, contact an authorized service personnel (initially set to A).

If you do not press any buttons for 30 seconds after the custom code is displayed, the displayed custom code is set and the display returns to the original display.

Depending on the remote controller, the custom code may return to A when replacing the batteries. In this case, reset the custom code as necessary. If you do not know the air conditioner custom code, try each code until you find the code which operates the air conditioner.

10. CLEANING AND CARE

! CAUTION

Air cleaning filters

(Apple-catechin filter, Ion deodorization filter)

The frequency of the cleaning is as shown in the following table.

What to do Frequency
Indoor unit body Cleaning When you notice
Air filter Cleaning Every 2 weeks
Apple-catechin filter (UTR-FA16) (White) Replacing Every 3 months
Ion deodorization filter (UTR-FA16-2) (Light blue) Cleaning Every 3 months
Replacing Every 3 years

NOTE: If dirt accumulates on the air filter, airflow will be reduced, operating efficiency will lower, and the noise will increase.

Cleaning Ion deodorization filter and Replacing Apple-catechin filter

  1. Remove the air filters. Refer to steps 1 ~ 2 of "Cleaning air filter".
  2. Remove the air cleaning filters from the air cleaning filter holders.
  3. Flush the Ion deodorization filter with high-pressure hot water until the surface of the filters are covered with water.
  4. Wash the Ion deodorization filter with diluent neutral detergent. Do not ream or rub, otherwise the deodorizing effect may decrease.
  5. Rinse the Ion deodorization filter with water flow.
  6. Dry the Ion deodorization filter in shade.
  7. Set the new or washed air cleaning filters into the air cleaning filter holders.

NOTE: Use the Apple-catechin filter as soon as possible after opening the package. The air cleaning effect decreases when the filters are left in the opened package.

8. Install the air cleaning filter holders to the air filters. Engage the 4 hooks at the rear of the air cleaning filter holder with the latch at both ends of the air filter.

Cleaning indoor unit body

NOTES:

  1. Wipe the indoor unit body gently with a soft cloth moisten with warm water.
  2. Wipe the indoor unit body gently with a dry and soft cloth.

Cleaning air filter

  1. Open the intake grille until it snaps.
  2. Lift up the air filters' handle, disconnect the two lower tabs, and pull out.
  3. Remove the dust in either of the following ways: Cleaning with vacuum cleaner. Washing with mild detergent and warm water. After washing, dry the air filters thoroughly in shade.
  4. Replace the air filters. Align the sides of the air filter with the panel, and push in fully. Make sure to the two lower tabs are returned to their holes in the indoor unit properly.
  5. Close the intake grille. Press 4 places on the intake grille to close it completely.

11. GENERAL INFORMATION

Heating performance

This air conditioner operates on the heat-pump principle, absorbing heat from air outdoors and transferring that heat to the indoor unit. As a result, the operating performance is reduced as outdoor air temperature drops.

If you feel that the heating performance is insufficient, we recommend you to use this air conditioner in conjunction with other kinds of heating appliance.

Automatic defrosting operation

When outdoor temperature is very low with high humidity, frost may form on the outdoor unit during the heating operation, and it could reduce the operating performance of the product.

For frost protection, an automatic defrost function is equipped in this air conditioner.

If frost forms, the air conditioner will temporarily stop, and defrost circuit will operate briefly (maximum of 15 minutes.) [1] indicator on the indoor unit blinks during this operation.

If frost forms on the outdoor unit after the Heating operation, the outdoor unit will stop automatically after it operates for a few minutes. Then the Automatic defrosting operation starts.

Auto-restart function

In event of power interruption such as a blackout, the air conditioner stops once. But it restarts automatically and performs previous operation when the power supply is resumed.

If any power interruption occurs after the timer is set, counting down of the timer will be reset.

After the power supply is resumed, [] indicator on the indoor unit blinks to notify you that there has been a timer fault. In such a case, reset the clock and timer settings.

Malfunctions caused by other electrical devices

Use of other electrical appliances such as an electric shaver or nearby use of a wireless radio transmitter may cause the malfunction of the air conditioner.

If you encounter such a malfunction, turn off the circuit breaker once. Then turn it on again, and resume operation by using the remote controller.

Indoor unit temperature and humidity range

Permissible ranges of temperature and humidity are as follows:

Indoor temperature Cooling/Dry [°F (°C)] Heating [°F (°C)] Indoor humidity [%]
64 to 89 (18 to 32) 60 to 86 (16 to 30) 80 or less *1)

*1) If the air conditioner is used continuously for many hours, water may condense on the surface and drip.

Other information

Emergency heat (Special setting)

An auxiliary heater can be used instead of the outdoor unit if the auxiliary heater is connected and the function is set correctly during installation. Consult authorized service personnel to use this function.

To activate/deactivate this function, Press / on the indoor unit for 2 seconds or less during the Heating operation. (Refer to page 4.) During the Emergency heat operation, [[] indicator lamp will blink (3 seconds on, 1 second off).

After extended non-use of the unit

If you have shut down the indoor unit for 1 month or more, perform the Fan mode operation for half a day to dry the internal parts thoroughly before the normal operation.

Additional inspection

After long period of use, accumulated dust inside the indoor unit may reduce the performance even if you have maintained the unit properly. In such a case, a product inspection is recommended. For more information, consult authorized service personnel.

Filter indicator reset (Special setting)

This function can be used if set correctly during installation. Consult authorized service personnel in order to use this function.

Clean the air filter when the indicator lamp shows the following:

Indicator lamp Blinking pattern
Blinks 3 times, at intervals of 21 seconds

After cleaning, reset the filter indicator by pushing / on the indoor unit for 2 seconds or less. (Refer to page 4.)

12. OPTIONAL PARTS

12.1. Wired remote controller

The optional wired remote controller can be used. You can use wired and wireless remote controller together. However, some functions of the wireless remote controller are restricted. If you set the restricted functions, beeping sound will be heard, [[], [], [], [] and [] indicator on the indoor unit will blink.

<Restricted functions for wireless remote controller>

You can use wired remote controller and wireless LAN control together (optional). However, some operations from the mobile app are restricted.

Multiple remote controller

You can connect two wired remote controllers to one air conditioner. Either remote controller can control the air conditioner. However, the timer functions cannot be used by the secondary unit.

Group control

One remote controller can control up to 16 air conditioners. All of the air conditioners will be operated with the same settings. You cannot use group control and wireless LAN control together.

12.2. Wireless LAN control

To use the wireless LAN control, the WLAN adapter and mobile app is necessary. For how to operate the mobile app, refer to the operation manual of the mobile app.

Write down the SSID and the PIN code to the following table.

Information on WLAN adapter

SSID PIN

Google Play is a registered trademark of Google Inc. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.

Setting to use wireless LAN control

Step 1. Application software installation

  1. Open "Google Play" or "App Store" depending on the type of your smartphone or tablet PC.
  2. Search for "FGLair".
  3. Install the application software (mobile app) following the instructions on your screen.

Step 2. User registration

  1. Open the installed mobile app.
  2. Register the user (with either a smartphone or tablet PC) by following the instructions in the create an account section of the mobile app.

Step 3. Installing WLAN adapter

! CAUTION

  1. Be sure to turn air conditioner off and to disconnect all the power supply.
  2. Open the intake grille.
  3. Open the WLAN adapter cover until it snaps.
  4. Plug the WLAN adapter into the connection slot of the indoor unit in the direction as shown in the figure.
  5. Close the WLAN adapter cover and the intake grille.

Step 4. Air conditioner registration (pairing of WLAN adapter)

NOTES:

Register the air conditioner by following the instructions on the mobile app. This operation manual describes only the setting procedure of the remote controller.

13. TROUBLESHOOTING

WARNING

In the following events, immediately stop operation of the air conditioner, and disconnect all the power supply by turning off the electrical breaker or disconnecting the power plug. Then consult your dealer or authorized service personnel.

As long as the unit is connected to the power supply, it is not insulated from the power supply even if the unit is turned off.

Does not operate at all.

Poor cooling or heating performance.

Humidity does not drop during the Dry operation.

You cannot set the target humidity in the Dry mode. If you feel high humidity, set the temperature lower.

Airflow is weak or stops.

Noise is heard.

Smell coming from the unit.

The air conditioner may absorb various smells generated from interior textile, furniture, or cigarette smoke. These smells may be emitted during the operation.

Mist or steam is emitted from the unit.

Outdoor unit emits water.

<In the Heating mode> The outdoor unit may emit water generated by the Automatic defrosting operation. (Refer to page 8.)

The unit operates differently from the remote controller setting.

Operation is delayed after restart.

Has the power supply turned from Off to On suddenly? In this case, the compressor will not operate for about 3 minutes to prevent a blowout of the fuse.

Immediately stop operation and turn off the electrical breaker in following cases. Then consult authorized service personnel.

NOTE: For any troubleshooting related to the wireless LAN control, refer to the setting manual for the WLAN adapter or the mobile app installed in your smartphone or tablet PC.

Models: ASUH24LPAS 24k - Wall Mounted Unit - Single Zone Only, ASUH24LPAS, 24k - Wall Mounted Unit - Single Zone Only, Mounted Unit - Single Zone Only, Single Zone Only

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