LG Electronics M1004R, L8004RY4, HB8004RA4, HB8004RB4, M8004R Possible Trouble FAN does not operate

Troubleshooting Guide

Possible Trouble 4 FAN does not operate.

Is the voltage NO.1 or 2 or 4		NO
of IC01M DC 12V?
	YES
Is the voltage NO.16 or 15 or 13		NO
of IC01M 0V?

YES

•Check the RY-Hi or RY-Med or RY-Lo.

•Check the wiring diagram.

•Replace IC01M.

•Replace IC01M.

Possible Trouble 5 The function of Energy Saver does not operate.

Is the mode		NO
key pushed once more from
cool mode?
	YES
Is the voltage No.3 of		NO
CN-AC/DC of AC PCB
Ass'y DC 5V?

YES

•Reference to

OWNER'S MANUAL.

•Set the mode key to Energy Saver mode.

•Check the Energy Saver mode key.

•Check the pattern of AC & DC PCB.

28Room Air Conditioner