NEC NSC250F Owner's Manual page 8

3.EMERGENCY OPERATION SWITCH
In case the batteries in the remote controller are wore out, or remote controller is at fault, use
Emergency operation switch
A. A.
C. C.
l(Cooling only type)
Every time the switch is pressed, it changes in sequence of COOL
l(Heat pump type)
Every time the switch is pressed, it changes in sequence of COOL
The following table shows the condition of set temperature, fan speed and deflector during
emergency operation.
Mode
Cooling
Heating
4.
HORIZONTAL LOUVER BLADE
Hold the knob and move the deflector to change right/left airflow direction. Be careful not to adjust
the deflector during operation as the fan is rotating at a high speed and may pinch your fingers.
7 7
( ).
B. B.
(Please leave this
button to be used
by the maintenance
staff)
Set temperature
24 C
24 C
NAME OF PARTS
Check switch
Emergency
Operation switch
Deflector
Fan speed
High
High
STOP.
HEAT STOP.
Swing
Swing