Fujitsu AOU18RXQ Air Conditioner User Manual


 
10
TIMER OPERATION
To Use the SLEEP timer
While the air conditioner is operating or stopped, press the
TIMER button (Fig. 6 K).
Both the indoor units OPERATION indicator lamp (green or red) (Fig. 3 5) and the
TIMER indicator lamp (yellow) (Fig. 3 6) will light.
To Change the Timer Settings
Press the TIMER button (Fig. 6 K) once again and set the time
using the SET TIME buttons (Fig. 6 I).
Set the time while the Timer Mode Display is flashing (the flashing will continue for
about five seconds).
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 time setting. When the set time has elapsed, the air conditioner completely stops.
During Heating operation (HEAT & COOL MODEL (Reverse
cycle) only):
When the SLEEP timer is set, the thermostat setting is
automatically lowered 2 °F every thirty minutes. When the
thermostat has been lowered a total of 8 °F, 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
During Cooling/Dry operation:
When the SLEEP timer is set, the thermostat setting is auto-
matically raised 2 °F every sixty minutes. When the thermo-
stat has been raised a total of 4 °F, 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
4 °F
6 °F
8 °F
30
minutes
2 °F
1 hour
1 hour
30 minutes
Set time
Set time
1 hour
2 °F
4 °F
Unlike other timer functions, the SLEEP timer is used to set the length of time until air conditioner operate is stopped.
To Cancel the Timer:
Use the TIMER button to select TIMER
RESET.
The air conditioner will return to normal
operation.
To Stop the Air Conditioner During
Timer Operation:
Press the START/STOP button.
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 (Fig. 2 2) on the main unit
control panel.
To stop operation, press the MANUAL AUTO button once again.
When the air conditioner is operated
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 (see page 7).
The fan speed selected will be AUTO
and the thermostat setting will be
76 °F.
CAUTION!
Do not press the MANUAL AUTO button with
wet hands or pointed objects, otherwise an
electric shock or malfunction may occur.