Wolf Gas Stove Burner Won't Turn Off: Causes

Shut the burner down#

First rule out a knob turned only part way — press in and rotate to the full off position. If a flame or hiss remains, close the shutoff valve behind or below the range a quarter turn so the handle sits across the pipe, which cuts gas to the whole cooktop. Never leave a burner you cannot control burning.

Why a Wolf burner stays lit#

• A worn valve stem. Each red knob drives a valve that meters gas to its sealed dual-stack burner. As the internal seat wears it stops closing fully, leaving a small flame at off.
• A rounded knob. If the knob's socket has worn round it no longer turns the valve all the way, so the flame looks like it should be off while the valve stays cracked open.
• A bent or misaligned stem. A knock or a rough cleaning can leave the stem out of line so it never reaches the closed position.
• Debris in the valve. Grease drawn into the valve body over years can hold it slightly open.

Check the knob first#

Swapping a rounded-out knob is a fair homeowner job and worth trying first, since it is cheap and common. Anything inside the valve body — a worn seat, a stuck stem, debris in the port — means opening the sealed-burner manifold, which is a technician repair. Do not tape or grease a leaking gas valve to buy time.

Before the holiday cooking season#

A burner that will not switch off is not something to nurse through a busy cooking week. If yours needs an extra shove to go out, have the knob or valve sorted now while the other burners still cook safely. If a firm turn to off will not kill the flame, book a visit and a technician will replace the knob or burner valve.