LRE30451SB (AB1LLGA) LG Range - Instructions

I searched online and found someone that seemed to have the exact problem. That person had replaced the lower burner and the same PCB board I replaced. I was able to test the lower burner without removing it and it tested OK. The PCB board in the article I had checked was burned and obviously bad but mine was not. I took a chance and ... Read more ordered just the PCB board. I replaced this board and the oven now works perfectly. I seems this board was not turning on the bottom burner but the system thought it was working fine.

Very easy.1: Shut power to stove.
2: Remove 3 hex screws from oven to range top at underside of top.
3: Raise to from front and disconnect multi- connector at right rear of top.
4: flip over top and demoed 4 screws on hold down strap at each side.
5: Remove element from under strap.
6: Disconnect element from wir ... Read more es./ remember where wires were connected. Connect multi connected from stove.
7: Replace strap and flip top, screw it back on, put power back on.
Only about 30 minutes even if you get a coffe break. Don’t even have to move stove.

We had made this determination with the help of a repairman on the phone. I ordered the part and waited for it. It was stuck in West Virginia. After several days after it was expected a repairman fixed my range to the tune of $168. It should have cost $30 (the cost of the part and shipping).
Unfortunately I probably won't order ... Read more from PartSelect again.

This is a very simple repair of remove and replace. You do have to lay down the range to make it easy.