SiBE121021_C Function of Indoor Unit (SA Models)
Function and Control 105
2.1.3 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.
2.1.4 When the Float Switch is Tripped and “
AF
” is Displayed on the
Remote Controller:
*4. (Malfunction residual):
If the float switch is tripped 5 times in succession, a drain malfunction is determined to have
occurred. “
AF
” is then displayed as operation continues.
*5. (Malfunction residual):
The remote controller displays "
A3
" and the air conditioner comes to an abnormal stop if the float
switch is OFF for more than 5 minutes in the case of *4.
The remote controller displays "A3" and the indoor unit stops.
Thermostat
(running)
Humidifier
Float switch
Drain pump
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Reset
5 min. 5 sec. 5 min.
(R12935)
The indoor unit enters malfunction
treatment if the float switch is not
reset within 5 minutes.
The remote controller displays "A3"
and the indoor unit stops.
"AF" display (running)
Remote
controller display
Float switch
Drain pump
*1: 5min
1st time 2nd time 3rd time 4th time 5th time
*1 *1 *1 *1 *1 *1
*4 *5
*1
5 sec.
ON
ON
ON
OFF
OFF
OFF
(R12936)