LG LDE3031ST Service Manual page 69

CHECKING FLOW CHART BY FAIRURE
Oven hot error → → F-6, F-16 error
Oven is hot (F-6, F-16)
Disconnect the power and oven sensor.
Check the oven sensor value
(measure the resistance after cooling down)
Normal:approximately 1.06 kΩ at 65°F ~ 1.12 kΩ at 85°F
Remove the Relay PCB harness
Check the all the heater relay welded or not. (AND measure the resistance)
Each relay's TAB and L1.
DLB Relay is measured L2 and TAB.
Normal?
Yes
Each heater RY
Common
Welded Normal
Continuity Infinite
1
No
9-22
Replace the oven sensor
END