SiUS28-902_a Other Control
Function 34
5.2.3 When the Float Switch is Tripped During Heating Operation:
During heating operation, if the float switch is not reset even after the 5 minutes operation, 5
seconds stop, 5 minutes operation cycle ends, operation continues until the switch is reset.
5.2.4 When the Float Switch is Tripped and “AF” is Displayed on the
Remote Controller:
*4. (Malfunction residual):
If the float switch is tripped five times in succession, a drain malfunction is determined to have
occurred. “AF” is then displayed as operation continues.
*5. (Malfunction residual):
The remote controller will display "A3" and the air conditioner will come to an abnormal stop if
the float switch is OFF for more than 5 minutes in the case of *4.
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