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[71] DC motor blocked
replace fan motor
yes
no
no
rotato fan ootor by
hand to chock if thoro is
obviously friction
yes
check the motor and
PCB connection is well
re-connect
f
orced
the fan in low
speed,measur
i
f it has
alternating
voltage
between
FG
and
GND
no
replace the motor
yes
replace the outdoor PCB
87