Haier N-Series Service Manual page 18

Functions and control
Wiring diagrams
SUCTION
TEMP.SENSOR
DON'T TOUCH CAPACITOR, EVEN AFTER PLUG-OFF (
DANGER OF ELECTRIC SHOCK)
THE CAPACITOR RETAINS HIGH VOLTA GE EVEN AFTER THE
PLUG-OFF.FOR YOUR SAFETY,BE SURE TO WAIT AT LEAST 5
MINUTES.AFTER PLUG OFF AND USE A TESTER TO CONFIRM THE
VOLTAGE BETWEEN CONNECTOR AND (ON MAIN PCB BOARD)
IS LESS THAN DC 10V BEFORE START SERVICING OR LED2
EXTINGUISHED.
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Domestic air conditioner