WHIRLPOOL CORPORATION ▪ CONFIDENTIAL ▪ EMEA CS&Quality Technical Training and Serviceability Team ▪ By Nicola Padula and Nicola Bargagnati
Failure description / repair Mistral I200
Troubleshooting
Component
Fault
Description
Service Action
IPC
1
Main Relay Stuck
Open Fuse
1)
Change the IPC;
Short On IGBT
1)
Change the IPC;
IPC
2
Dc Link Over Voltage
1)
Measure the mains voltage& check if it
is inside nominal range plus/minus
tolerance (min 180V max 265V)
2)
If mains line voltage is OK then
replace the power unit board
IPC
4
Dc Link Under Voltage
1)
Measure the mains voltage& check if it
is inside nominal range plus/minus
tolerance (min 180V max 265V)
2)
If mains line voltage is OK then
replace the IPC
IPC
6
Main Frequency Wrong / Zero Crossing Fault
1)
Check the frequency of the phase
connected to the IPC. If the frequency
is not (50 ± 2 ) Hz then the cause of
the failure is not due to the appliance.
2)
If frequency is OK, then replace the
IPC
BURNER
12
Under Current
1)
Check if the coil that is showing the
failure is well plugged in the proper
connector.
2)
Replace the coil with a new one (coil
of the same size) .If this does not fix
the hob, then the old coil is still good,
so place it back in the appliance.
3)
Change the IPC
IPC
13
400V Wrong Connection
1)
Verify connection of the product the
mains.
2)
Change the IPC
