Scott B Bangor , MI March 06, 2023 Appliance: LG Gas Range LRG3081ST/00 Lg Range Lrg3081st/00: F09 error (not reaching temp within set time). How to replace Oven Ignitor. Replaced the Oven Ignitor. Removed door, removed racks, removed the bottom plate, removed bake burner, removed and replaced the oven ignitor reassembled. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes