AYA ATI3/3, Instructions For Use Manual

Page: 60 / 71

60
Troubleshooting
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.
1) Failure code occur during customer using & Solution;
Failure code Problem
No Auto-Recovery
Solution
E1
Ceramic plate temperature sensor
failure--open circuit.
E2
Ceramic plate temperature sensor
failure--short circuit.
Eb
E3
Ceramic plate temperature sensor
failure
E4
Temperature sensor of the IGBT
failure--open circuit.
E5
Temperature sensor of the IGBT
failure--short circuit
E7
Supply voltage is below the rated
voltage.
E8
Supply voltage is above the rated
voltage.
U1
Communication error.
E6
High temperature of IGBT.
High temperature of ceramic plate
sensor.
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.
Reinsert the connection between the
display board and the power board.
Replace the power board or the
display board.
Please inspect whether power
supply is normal.
Power on after the power supply is
normal.