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Troubleshooting
When...
The remote control is missing or a malfunction has occurred
AUTO
OFF/ON
The indicators are too bright
• To dim or restore the unit's indicator brightness, press
Conducting a seasonal inspection after extended non-use
• Check the remote control batteries.
• Check that there is no obstruction around the air inlet and outlet vents.
• Use Auto OFF/ON button to select COOL/HEAT operation. After 15 minutes of operation, it
is normal to have the following temperature difference between the air inlet and outlet vents:
COOL: 14.4 °F / 8 °C
The units are not going to be used for a long period of time
• Activate HEAT mode for 2~3 hours as an alternative to remove moisture left in the internal
parts thoroughly to prevent mould growth.
• Turn off the power supply.
• Remove the remote control batteries.
NON SERVICEABLE CRITERIAS
SWITCH OFF POWER AT THE CIRCUIT BREAKER then please consult an authorised
dealer when in following conditions:
• Abnormal noise during operation.
• Water/foreign particles have entered the remote control.
• Water leaks from Indoor unit.
• Circuit breaker switches off frequently.
• Power cord becomes unnaturally warm.
• Switches or buttons are not functioning properly.
12
ACXF55-27201_FC1219-1.indb 12
1. Raise the front panel.
2. Press the button once to use in AUTO mode.
3. Press and hold the button until you hear 1 beep, then release to use in
forced COOL mode.
4. Repeat step 3. Press and hold the button until you hear 2 beeps, then
release to use in normal COOL mode.
5. Repeat step 4. Press and hold the button until you hear 3 beeps, then
release to use in forced HEAT mode.
6. Press the button again to turn off.
HEAT: 25.2 °F / 14 °C
and hold for 5 seconds.
11/21/2019 3:03:57 PM
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