Fujitsu ABT series Betriebshandbuch - Seite 9
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SLEEP TIMER OPERATION
Unlike other timer functions, the SLEEP timer is used to set the length of time until air conditioner operate is stopped.
If the indoor unit is connected to a wired remote controller, the wireless remote controller cannot be used to set the sleep
timer.
To Use the SLEEP Timer
While the air conditioner is operating or stopped, press the
SLEEP button.
The indoor unit's OPERATION Indicator Lamp (green) lights and the TIMER Indica-
tor Lamp (orange) light.
To Change the Timer Settings
Press the SLEEP button once again and set the time using the
TIMER SET (
/
button: Press to advance the time.
button: Press to reverse the time.
About five seconds later, the entire display will reappear.
About the SLEEP Timer
To prevent excessive warming or cooling during sleep, the SLEEP timer function automatically modifies the thermostat setting
in accordance with the set time setting. When the set time has elapsed, the air conditioner completely stops.
During Heating operation:
When the SLEEP timer is set, the thermostat setting is
automatically lowered 1 °C every thirty minutes. When the
thermostat has been lowered a total of 4 °C, the thermostat
setting at that time is maintained until the set time has elapsed,
at which time the air conditioner automatically turns off.
SLEEP timer setting
30
minutes
1 hour
FILTER LAMP RESET
Some indoor unit models are equipped with a filter lamp in the indoor unit display to indicate when it is time to clean the air
filters.
To Reset Filter Lamp
Press the FILTER RESET button.
The indoor unit's FILTER LAMP (red) will go out.
MANUAL AUTO OPERATION
Use the MANUAL AUTO operation in the event the remote control unit is lost or otherwise unavailable.
How To Use the Main Unit Controls
Press the MANUAL AUTO button on the main unit control
panel.
To stop operation, press the MANUAL AUTO button once again.
) buttons.
1 °C
2 °C
3 °C
4 °C
1 hour
30 minutes
Set time
To Cancel the Timer:
Use the TIMER MODE button to select
"CANCEL".
The air conditioner will return to normal
operation.
To Stop the Air Conditioner During
Timer Operation:
Press the START/STOP button.
During Cooling/Dry operation:
When the SLEEP timer is set, the thermostat setting is auto-
matically raised 1 °C every 1 hour. When the thermostat has
been raised a total of 2 °C, the thermostat setting at that time
is maintained until the set time has elapsed, at which time the
air conditioner automatically turns off.
SLEEP timer setting
Set time
1 hour
1 °C
G When the air conditioner is operated
G The fan speed selected will be "AUTO"
2 °C
with the controls on the Main unit, it
will operate under the same mode as
the AUTO mode selected on the re-
mote control unit.
However, about Multi-type Air condi-
tioner, the Heat pump model will fol-
low the operating mode of the other
indoor unit.
and the thermostat setting will be
24 °C.
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