Wolf E Series General Information Manual page 62

Troubleshooting
Wall Oven Error Codes
Error Message
Code
3B20 Low Input Voltage
3C20 High Input Voltage
3D20 Input Frequency Fault
4021 Bake Element Load Missing
4022 Bake Element Load Missing
4121 R Conv Element Load Missing
4122 R Conv Element Load Missing
4221 Broil Element Load Missing
4222 Broil Element Load Missing
4321 L Conv Element Load Missing
4322 L Conv Element Load Missing
4421 Cooling fan load missing
4422 Cooling fan load missing
829345 REVA
WALL OVEN ERROR CODES
Priority Component
2
2
2
2 Upper/Single oven
2 Lower oven
2 Upper/Single oven
2 Lower oven
2 Upper/Single oven
2 Lower oven
2 Upper/Single oven
2 Lower oven
2 Upper/Single oven
2 Lower oven
62
E Series Oven
service.subzero.com
Service Instruction
1 Check the electrical supply to the unit.
Voltage was below 177 volts.
1 Check the electrical supply to the unit.
Voltage was above 265 volts.
Frequency was below 47 Hz, or above 63 Hz.
1 Clear the error.
2 Contact an electrician.
1 Check the bake element.
2 Check the voltage to the bake element.
3 Replace the relay board.
1 Check the bake element.
2 Check the voltage to the bake element.
3 Replace the relay board.
1 Check the right convection element.
2 Check the voltage to the right convection
element.
3 Replace the relay board.
1 Check the right convection element.
2 Check the voltage to the right convection
element.
3 Replace the relay board.
1 Check the broil element.
2 Check the voltage to the broil element.
3 Replace the relay board.
1 Check the broil element.
2 Check the voltage to the broil element.
3 Replace the relay board.
1 Check the left convection element.
2 Check the voltage to the left convection
element.
3 Replace the relay board.
1 Check the left convection element.
2 Check the voltage to the left convection
element.
3 Replace the relay board.
1 Check the cooling fan.
2 Check the cooling fan connections.
3 Check the voltage to the cooling fan.
4 Replace the relay board.
1 Check the cooling fan.
2 Check the cooling fan connections.
3 Check the voltage to the cooling fan.