Forced Operation; Remote Control Operation Mode; Protection Of The Evaporator Pipe From Frosting; Buzzer Sounding Operation - LG A2UN186FA0 Service Manual

Forced Operation

• To operate the appliance by force in case that the remote control is lost, the forced operation selection switch
is on the main unit of the appliance to operate the appliance in the standard conditions.
• When the power is supplied while the slide switch is on the forced operation position, or when the slide switch
position is switched to the Auto Restarting (or test operation) position or switched from the remote control
position to the forced operation position while the power is on, the forced operation is carried out.
• When the slide switch position is switched from the forced operation position to the Auto Restarting position or
the remote control position, the forced operation is canceled and the appliance stops operating.
• In the forced operation mode, the indoor fan is operated at low speed for around 15 sec and then the opera-
tion condition is set according to the intake air temperature as follows.
24°C≤Intake Air Temp
21°C≤Intake Air Temp<24°C
Intake Air Temp<21°C

Remote Control Operation Mode

• When the remote control is selected by the slide switch on the main unit, the appliance operates according to
the input by the remote control.

Protection of the evaporator pipe from frosting

• If the indoor pipe temp is below 0°C in 7 min. after the compressor operates without any pause while in cool-
ing cycle operation mode, the compressor and the outdoor fan are turned off in order to protect the indoor
evaporator pipe from frosting.
• When the indoor pipe temp is 7°C and higher after 3 min. pause of the compressor, the compressor and the
outdoor fan is turned on according to the condition of the room temperature.

Buzzer Sounding Operation

• When the appliance-operation key is input by the remote control, the short "beep-beep-" sounds.
• When the appliance-pause key is input by the remote control, the long "beep—" sounds.
Cooling Mode Operation, 22°C, High Speed
Dehumidification Operation, 23°C, High Speed
Heating Mode Operation, 24°C, High Speed
-22-