8
SLEEP TIMER OPERATION
Unlike other timer functions, the SLEEP timer is used to set the length of time until air conditioner operate is stopped.
To Use the SLEEP timer
While the air conditioner is operating or stopped, press the
SLEEP button (Fig. 6
L
).
The Indoor Unit’s OPERATION Indicator Lamp (red) (Fig. 3
6
) and the TIMER indica-
tor lamp (green) (Fig. 3
7
) light.
To Change the Timer Settings
Press the SLEEP button (Fig. 6
L
) once again and set the time
using the SET TIME buttons (Fig. 6
N
).
Set the time while the Timer Mode Display is flashing (the flashing will continue
about five seconds).
button:
Press to advance the time.
button:
Press to reverse the time.
About five seconds later, the entire display will reappear.
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.
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 time has elapsed, the air conditioner completely stops.
During Cooling/Dry operation:
When the SLEEP timer is set, the thermostat setting is auto-
matically raised 1
°
C every sixty minutes. When the thermo-
stat 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
During Heating operation:
When the SLEEP timer is set, the thermostat setting is
automatically lowered 1
°
C every thirty minutes. When the ther-
mostat has been lowered a total of 4
°
C, the thermostat set-
ting at that time is maintained until the set time has elapsed,
at which time the air conditioner automatically turns off.
SLEEP timer setting
2
°
C
3
°
C
4
°
C
30
minutes
1
°
C
1 hour
1 hour
30 minutes
Set time
Set time
1 hour
1
°
C
2
°
C
