LG CBIZ2435B Owner's Manual page 30

TROUBLESHOOTING
30
Symptoms
C2
EL
EH
EF
Error Codes (No Auto-Recovery)
Symptoms
E1
E2
E7
E3
E4
F5
High temperature of IGBT. (1#)
• This is normal. Problems can be resolved as follows.
• Wait for the temperature of the IGBT return to normal. Press the ON/OFF
button to restart unit. Check whether the fan runs smoothly; if not, call for
service.
Supply voltage is below the rated voltage.
• This is normal. Problems can be resolved as follows.
• Wait for the temperature of the ceramic plate return to normal. Press the
ON/OFF button to restart unit. Please inspect whether power supply is
normal. Power on after the power supply is normal.
Supply voltage is above the rated voltage.
• This is normal. Problems can be resolved as follows.
• Please inspect whether power supply is normal. Power on after the power
supply is normal. Press the ON/OFF button to restart unit.
All cooking zones will switch themselves off if liquid boils over or
something (pan or pot) is on the control panel.
• This is normal. Problems can be resolved as follows.
• The automatic shutoff will also be activated if you place a damp cloth on
the control panel. In both of these instances, the appliance will need to be
switched on again using the ON/OFF button after the liquid or the cloth
has been removed.
Ceramic plate temperature sensor failure (open circuit)
• Call for service.
Ceramic plate temperature sensor failure (short circuit)
• Call for service.
Ceramic plate temperature sensor failure (invalid)
• Call for service.
Temperature sensor of the IGBT failure (open circuit)
• Call for service.
Temperature sensor of the IGBT failure (short circuit)
• Call for service.
The DC Motor fails to operate because of problems with the PCB or
wiring, or electrical disturbance on the motor blade.
• Call for service.
Possible Cause & Solution
Possible Cause & Solution