Pilot light is out or gas isn't on

Follow the instructions for relighting the pilot on your particular range

Pilot port is clogged

Use a small wire to clean the port

Range is in a drafty place

Try to prevent drafts near the range

Burner is clogged

Clean the burner ports

Incorrect mixture of gas and air

Call the gas company

No power is reaching the range

Check the fuse box/circuit breaker. If you don't find a problem, call an electrician

Defective element, wiring, terminal block or switch

Check each part for continuity and replace it if necessary

Pan is the wrong size

Use flat-bottomed pans that just cover the element

Element is damaged

Replace the element