Dont operate an oven if the door does not close

Dont operate an oven if the door does not close firmly or is bent, warped, or otherwise damaged.Never operate an oven if you have reason to believe it will continue to operate with the door open. Modifications to microwave ovens are not permitted. If a microwave oven has a damaged door, hinge, latch or sealing surface, the oven must be removed from service until it has been repaired and determined to be safe.