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13
Circuit Diagram
Range Hood
General Troubleshooting
1
2
3
4
5
No. Fault Phenomenon
Fault Cause
Elimination Methods
No response by pressing any switch
e g impeller does not rotate(.. ,
)lighting lamp is not on
Power plug is not well connected
or power outage
Well connect the power plug
Press the lighting switch but
the lighting is off
Lighting lamp is broken or power
plug is not well connected
Replace lighting lamp or well
connect the power plug
There is induced electricity on the
surface of machine body hand numbness,
Power socket is not well grounded
Use single phase tripolar
socket for well ground
abnormal sound when impeller is rotating
Impeller is loosened set screw,
of impeller is not tightened
Tighten the set screw of impeller
Oil dripping at rear back of hood
Oil cup is not assembled in place
after disassembly for cleaning
Assemble the oil cup in place
M
MOTOR
CAPACITOR
/6 F 450Vμ~
L
E
N
AC220-240V/50Hz
CONTROL BOARD
POWER BOARD
LED
Heating
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