Printed Circuit Board - Gree GWC18KG-K3DNA5A Service Manual

neutral line connects
the terminal of
copper pin
supply power for
outdoor unit's
control relay K4
connect to the copper
pin of communication
line of outdoor unit
20
fan capacitor
health relay K3
auxiliary relay K1, K2
protective
tube
rectifier DB1
filter SF2022A-05220
PG motor terminal
piezoresistor
high-frequency
transformer T1
connect the terminal of diaplay
board DISP1, DISP2
up&down swing
terminal
jumper cap
PG feedback
terminal
ambient temp-
erature sensor
terminal
tube temperature
sensor terminal