Siesta ATY25FMV1B Manuel D'installation page 12

Heat Pump Unit
The table shows the LED indicator lights for the air conditioner
unit under normal operation and fault conditions.
The LED indicator lights are located at the bottom right side of
the air conditioner unit.
The heat pump units are equipped with an "auto" mode sensor
whereby it will provide reasonable room temperature by
switching automatically to either "cool" or "heat" mode,
according to the temperature set by the user.
LED Indicator Lights : Normal Operation And Fault Conditions For Heat Pump Unit
Cool Dry Fan
ON
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Normal Operation/Fault Condition
Heat Sleep
Cooling mode.
Dry mode.
Fan mode.
Heat mode.
Auto mode in heating operation.
Auto mode in cooling operation.
Defrost operation.
Compressor overload protection.
Indoor coil sensor contact loose/short.
Outdoor coil sensor contact loose/short.
Room air sensor contact loose/short.
If the system is in cool mode or heat mode (with the sleep function off), the sensor
may have a contact problem, compressor overload protection trip or gas leak.
LED Indicator Lights For Heat Pump Unit
Cooling mode Dry mode
ON or OFF
11
Heat/Fan mode Sleep mode
(red/green)
Action
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–
–
–
–
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Call your dealer.
Call your dealer.
Call your dealer.
Call your dealer.
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