Failure Display And Inspection
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.
Troubleshooting
1) Failure code occur during customer using & Solution;
Failure code
E1
E2
E7
C1
E3
E4
C2
EL
EH
EU
Problem
No Auto-Recovery
Ceramic plate temperature sensor
failure --open circuit.
Ceramic plate temperature sensor
failure --short circuit.
Ceramic plate temperature sensor
failure.
High temperature of ceramic plate
sensor.
Temperature sensor of the IGBT
failure --open circuit.
Temperature sensor of the IGBT
failure --short circuit.
High temperature of IGBT.
Supply voltage is below the rated
voltage.
Supply voltage is below the rated
voltage.
Communication error.
• Check the connection or replace the ceramic
plate temperature sensor.
• Wait for the temperature of ceramic plate
return to normal.
• Touch "ON/OFF" button to restart unit.
• Replace the power board.
• Wait for the temperature of IGBT return to
normal.
• Touch "ON/OFF" button to restart unit.
• Check whether the fan runs smoothly; if not ,
replace the fan.
• Please inspect whether power supply is
normal.
• Power on after the power supply is normal.
• Reinsert the connection between the display
board and the power board.
• Replace the power board or the display
board.
25
Solution