Gree GWH18RC-K3DNA2C, Руководство по обслуживанию

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57
Installation and Maintenance
Service Manual
11.PFC (correction for power factor) malfunction (outdoor unit malfunction)
Main detection points:
ƽ Check if power plug is connected well with the socket
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Malfunction diagnosis process:
Y
Y
N
N
N
N
Y
N
N
start
If power plug is connected
well with the socket
Connect the plug correctly
Check the connection wire
between reactor mainboard
and situation of connection
If there is short circuit or the
connection wire is loose?
Reconnect the wire or
replace the connection
wire according to the
wiring diagram.
Check the surface of reactor coil
If it is damaged?
Replace the reactor
Power on and
restart the unit
Power on and
restart the unit
Replace outdoor
mainboard AP1
End
Is the malfunction
eliminated?
Is the malfunction
eliminated?
Is the malfunction
eliminated?