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8. Temporary Switch
The temporary switch is used to operate the air conditioner temporarily when the wireless remote control
●
is lost or faulty.
The air conditioner operates in the previous mode at the previously set temperature. However, when the
●
power switch is set to OFF, it starts automatic operation.
9. Indoor Fan Motor Feedback Circuit
<Exp. of circuit wave>
●
Fan motor will receive signal thru Joint Connector with VDC (Motor Drive Voltage), VCC (Motor Controller
●
Power Supply), VSC (RPM Instruction) motor WCC return the FG sinal under frequency RPM.
The circuit produces fan motor drive from 340V DC supplied from the indoor unit and controls the fan
●
motor speed.
CAUTION 1
Indoor fan motor circuit will be connected with primary
power source line and please take care of the electrical
shock.
Fig. 8-1
Fig. 9-1
Fig. 9-2
CAUTION 2
Please do not disconnect the fan motor connector during
running due to the high voltage supply, it will cause the
damage at fan motor and PWB.
– 65 –
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