GE JB905 Technical Service Manual page 38

Oven Switch
The oven
switch
does not
work.
Is the circuit breaker open or fuse blown?
No
Unplug the oven.
Is there continuity between the convection
fan motor (S-1) and the lock motor (S-2)?
Yes
Is there continuity between the lock motor
(S-3) and the oven switch (S-3)?
Yes
Is continuity present between the oven
switch (C-3) and the oven light (C-2)?
Is continuity present between the oven
switch (C-3) and the ERC (LIGHT) terminal
(C-1)?
Yes
Is continuity present between the oven
switch (W-3) and the 220 volt input
terminal (W-1)?
Is continuity present between the oven
switch (W-3) and terminal (N) on the ERC?
Yes
Replace the oven
switch.
Reset the circuit
Yes
breaker or replace the
fuse.
No
Repair faulty wiring
No
Repair faulty wiring
No
Repair faulty wiring.
No
Repair faulty wiring.
Note: If the problem
persists, troubleshoot
the lock motor.
– 38 –