SiK011003
Function and Control
26
Function and Control
In HEAT mode, in order to prevent the indoor unit from blowing out cold wind, each time the compressor starts, the indoor fan will delay 3
minutes after the compressor to run at the latest and it can adjust fan speed automatically when temperature is low.
Overcurrent protection
Overcurrent protection is the same with that in COOL mode.
1.1.5 Protection
◆
Cold air prevention
The unit is started under heating mode (the compressor is ON):
①
In the case of T
indoor amb.
<24 : if T
tube
≤40
℃
and the indoor fan is at stop state, the indoor fan will begin to run at low speed with a time
lag of 2 minutes. Within 2 minutes, if T
tube
>40
℃
, the indoor fan also will run at low speed; and after1-minute operation at low speed, the
indoor fan will be converted tooperation at preset speed. Within 1-minute low speed operation or 2-minute non-operation, if T
tube
>42
℃
,
the fan will run at present speed.
②
In the case of T
indoor amb.
≥24: if T
tube
≤42, the indoor fan will run at low speed, and afterone minute, the indoorfan will be converted to
preset speed. Within one-minute low speed operation, if T
tube
>42, the indoor fan will beconvertedto preset speed.
1.1.6 Other control functions
1.1.6.1 Timer function
General timer: the timer precision is 30min and set unit ON/OFF after a desired hour.
◆
Timer ON: timer ON can be set at unit OFF. If selected ON time is reached, the unit will start to run according to previous setting
status. Time setting range is 0.5~24hr in 30-minute increments.
◆
Timer OFF: timer OFF can be set at unit ON. If selected OFF time is reached, the unit will stop. Time setting range is 0.5~24hr in
30-minute increments.
◆
Timer ON: If timer ON is set during operation of the unit, the unit will continue to operate. If timer ON is set at unit OFF, upon ON time
reaches the unit will start to run according to previous setting status.
◆
Timer OFF: if timer OFF is set at unit OFF, the system will keep OFF status. If timer OFF is set at unit ON, upon OFF time reaches the
unit will stop operation.
◆
Timer change:
Although timer has been set, the unit still can be turned on/off by pressing ON/OFF button of the remote controller. You can also reset the
timer.
If timer ON and timer OFF are set at the same time during ON status, the unit will keep running at current status. When OFF time reach-
es, the unit will stop operation. Then upon ON time reaches, the unit will start operation automatically. The unit will operate circularly like
this every day.
If timer ON and timer OFF are set at the same time during OFF status, the unit will keep OFF status. When ON time reaches, the unit will
start operation. Then upon OFF time reaches, the unit will stop operation automatically. The unit will operate circularly like this every day.
1.1.6.2 Emergency operation switch
If pressing this button in OFF status, the unit will operate in AUTO mode and IDU fan motor will operate at auto speed; meanwhile, the
swing motor operates. Press this button again to turn off the unit.
1.1.6.3 Sleep function
In this mode, the unit will automatically select appropriate sleep curve to operate according to different set temperature.
①
If sleep function is set in cooling, the system will increase set temperature automatically for operation in a certain degree.
②
If sleep function is set in heating mode, the system will decrease set temperature automatically for operation in a certain degree.
1.1.6.4 Turbo function
This function can be set in cooling or heating mode. When turbo function is set, the system will operate in the highest fan speed.
1.1.6.5 X-FAN function
This function can be set in cooling or dry mode. When X-FAN function is set, fan motor will run for a while and then stop operation after
the unit is turned off. During X-FAN operation, press X-FAN button on remote controller again to exit X-FAN function.
1.1.6.6 Indoor fan speed control
Indoor fan speed can be set in super-high, high, medium and low speed through remote controller; auto fan speed can also be set in
cooling, heating and fan mode. In auto fan speed mode, the IDU fan motor will automatically select high, medium or low speed according
to the change of ambient temperature. (Note: super-high speed is only available in cooling and heating mode).
Emergency
operation switch
Press
Press
ON status(Auto mode)
OFF status