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The induction hob is equipped with a self diagnostic function. With this test the technician is able to check the
function of several components without disassembling or dismounting the hob from the working surface.
Problem
E1,E2,E7
E3,E4
EU
EL,EH
C1
C2
F5
B3
B5
B7
Bd
EF
FC
Possible causes
Temperature sensor failure.
Temperature sensor of the IGBT
failure.
The connection between the display
board and the main board is fail.
Abnormal supply voltage
Temperature sensor of the ceramic
glass plate Is high.
Temperature sensor of the IGBT Is
high
Cooling fan failure
Abnormal temperature in
ventilation system
Startup of the Ventilation system fails
Startup of the Ventilation system fails
The communication between the
display board and the hood driver
board fails
Multiple function key are pressed at the
same time
Filter replacement tips
Please contact the supplier.
Please contact the supplier.
Please contact the supplier.
Please inspect whether power
supply is normal.
Power on after the power supply
is normal.
Please restart after the induction hob cools
down.
Please restart after the induction hob cools
down.
Please restart after the induction hob cools
down.
Please restart after the induction motor cools
down.
Check hood for foreign objects,and restart
hood.
Please contact the supplier.
Please contact the supplier.
Clean the operation panel.
Please replace the filter screen, refer to the filter
screen replacement guide.
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What to do!
V.1
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