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2.3.2 Defrosting Conditions and Process
With intelligent defrosting
function, the unit defrosts automatically according to the actual condition. The indoor unit displays
“H1”.
2.3.3 Protection Functions
Overheating Prevention Protection
If the evaporator tube temperature overheats, the outdoor fan stops operation. When the tube temperature returns to normal,
the outdoor fan resumes operation.
Noise Silencing Protection
If the unit is turned off by pressing ON/OFF button or during mode switchover, the 4-way valve stops with a delay of 2 minutes.
2.4 Fan mode
In fan mode, indoor fan operates at set speed while the compressor, outdoor fan, 4-way valve and electric heating tube stop
operation.
In this mode, temperature setting range is 16 30 . The indoor unit displays operation icon and set temperature.
2.5 Auto Mode
In AUTO mode, the unit will automatically select its operation mode (cooling, heating or fan) with the change of ambient
temperature. The indoor unit displays the operation icon, operation mode icon and set temperature. There is a 30-second delay
protection for mode switchover. Protection functions are the same as those in any other mode.
3 Other Control
3.1 Timer function
General timer and clock timer functions are compatible by equipping remote controller with different functions.
3.1.1 General Timer
Timer ON can be set at unit OFF. If selected ON time is reached, the unit will start to operate according to previous setting
status. Time setting range is 0.5-24hr in 30-minute increments.
Timer OFF can be set at unit ON. If selected OFF time is reached, the unit will stop operation. Time setting range is 0.5-24hr in
30-minute increments.
3.1.2 Clock Timer
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 operate according to previous setting status.
Timer OFF
If timer OFF is set at unit OFF, the system will keep standby 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
set the timer once again, and then the unit will operate according to the last setting.
If timer ON and timer OFF are set at the same time during operation of the unit, the unit will keep operating at current status till
OFF time reaches.
If timer ON and timer OFF are set at the same time at unit OFF, the unit will keep off status till ON time reaches.
Each day in future, the system will operate according to preset mode till OFF time reaches and stop operation till ON time
reaches. If ON time and OFF time are the same, OFF command will prevail.
3.2 Auto Button
If this button is pressed, the unit will operate in AUTO mode and indoor fan wi
ll operate at auto speed; meanwhile, the swing
motor operates. Press this button again to turn off the unit.
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