AYA ATI3/3 Manuel D'utilisation page 63

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
Eb
E3
E4
E5
E6
E7
E8
U1
Problem
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 above the rated
voltage.
Communication error.
No Auto-Recovery
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Solution
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.