Oven lower burner did not light

1. Disconnect oven electric supply.
2. Remove oven door (2 screws).
3. Remove inside-oven bottom plate (slide forward, lift).
4. Remove inside-oven burner cover (1 nut).
5. Disconnect igniter enclosure (3 screws).
6. Remove under-oven drawer (slides out).
7. Remove panel at back of oven in under-oven compartment to access igniter electrical connection (2 screws).
8. Disconnect old igniter.
9. Extract old igniter from igniter enclosure. (Don't use much force; just slightly expand the metal flanges of the enclosure.)
10. Dispose of old (bad) igniter.
11. Insert new igniter into igniter enclosure.
12. Place igniter enclosure in oven compartment and slide electrical connector through to back/lower compartment.
13. Connect new igniter in under-oven compartment.
14. Replace panel at back of oven in under-oven compartment (2 screws).
15. Replace igniter enclosure (3 screws).
16. Replace inside-oven burner cover (1 nut).
17. Replace inside-oven lower plate.
18. Replace oven door (1 screws).
19. Reconnect electric supply.