39 
12.6 Sleep Mode Operation 
 To maximise comfort while sleeping 
 
 
 
  This operation provides you with a comfortable environment while sleeping. It will automatically adjust the sleep 
pattern temperature during the activation period. 
  The indoor unit indicator will dim when this operation is activated. This is not applicable if the indicator brightness 
has been manually dimmed. 
  This operation is incorporated with the activation timer (0.5, 1, 2, 3, 4, 5, 6, 7, 8 or 9 hours). 
  This operation can be set together with single timer or twin timer. Sleep operation has the priority over OFF timer. 
  This operation can be cancelled by pressing the respective button when the sleep timer reaches 0.0h. 
 
 Control pattern 
o Cooling mode 
 
 
 
o Heating mode 
 
 
12.7  Random Auto Restart Control 
  When the power supply is cut off during the operation of air conditioner, the compressor will re-operate within 
three to four minutes (there are 10 patterns between 2 minutes 58 seconds and 3 minutes 52 seconds to be 
selected randomly) after power supply resumes. 
  This type of control is not applicable during ON/OFF Timer setting. 
  This control can be omitted by open the circuit of JP1 at indoor unit printed circuit board. 
SLEEP
(CANCEL)
+1°C
+1°C
+1°C
Selection of
OFF Timer
by
0.5 hr
1.0 hr
2.0 hrs
3.0 hrs
4.0 hrs
5.0 hrs
6.0 hrs
7.0 hrs
8.0 hrs
9.0 hrs
is pressed
(ON)
Normal Unit OffSleep Function activated
60
minutes
60
minutes
60
minutes
120
minutes
120
minutes
120
minutes
-2°C
Setting
Temperature
Setting
Fan Speed
Set SpeedSet Speed Set Speed Set Speed Set Speed
SLEEP
End of
Function
SLEEP
Normal Sleep Timer Activated
Max 9 Hrs
Set Temp
1 Hr
-1°C