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NIGHT SETBACK operation
■  During the cold season, the room temperature can be maintained at a comfortable level during the absence, at night, and while the room 
is unattended. The air-conditioner maintains the constant temperature at about 10°C.
SILENT operation
1
1
Press the NIGHT SETBACK button.
Every time the NIGHT SETBACK button is pressed, the display is switched 
in the order of:
•  During NIGHT SETBACK operation, the air-conditioner maintains the set 
temperature at about 10°C.
• 
During NIGHT SETBACK operation, temperature settings cannot be made.
•  Since the room temperature may change quite a bit, it is recommended 
that this be used when no one is in the room. 
•  During NIGHT SETBACK operation, HIGH POWER and ECO operations 
cannot be set.
•  When NIGHT SETBACK operation is canceled by pressing the NIGHT 
SETBACK button, the operation mode is reset to the mode immediately 
prior to the NIGHT SETBACK operation.
•  With this function, the air-conditioner maintains the room temperature at 
10°C during cold seasons (heating operation).
The air-conditioner does not maintain the temperature at 10°C during the 
hot/warm seasons (cooling operation).
When the room temperature is higher than 10°C, the fan will stop or 
operate at a low speed.
NOTE
Releasing procedure
Press the SILENT button to turn off the SILENT display.
•  During SILENT operation, the maximum cooling and heating capacities 
deteriorate.
•  SILENT operation will not function during DRY and FAN operation.
•  In case of following operations, the air-conditioner will resume SILENT 
operation whenever it turns ON again. 
1 
When the air-conditioner is stopped by ON/OFF button during SILENT 
operation. 
2 When the air-conditioner is stopped in SLEEP or OFF TIMER 
operation during SILENT operation. 
3 When the operation is retrieved from SELF CLEAN or ALLERGEN 
CLEAR operation. 
•  Not operable while the air-conditioner is OFF.
•  The noise level of the outdoor unit may not decrease depending on the 
condition.
•  In case of SCM multi system, SILENT control is invalid.
NOTE
Releasing procedure
Press the NIGHT SETBACK button or MODE button to turn off the NIGHT 
SETBACK display.
2
Press the ON/OFF button.
Press the SILENT button.
•  When the operating mode is AUTO, COOL, HEAT or NIGHT SETBACK
Every time the SILENT button is pressed, the display is switched in the 
order of:
(SILENT on) (SILENT off)
No display
(NIGHT SETBACK on) (NIGHT SETBACK off)
No display
■  When the SILENT operation is set, the unit operates more silently reducing noise from the outdoor unit.
  With the air-conditioner turned off, start the operation from Step 1. With the air-conditioner running, start from Step 2.
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