The steam vent knob simply unscrews and can be easily replaced. The steam vent knob comes with the insert (Which replaces the timer when it is not in use). PLEASE KEEP YOUR SCEW as we do not ship screws with the replacement steam vent knob. <p>The steam vent knob simply unscrews and can be easily replaced. The steam vent knob comes with the insert (Which replaces the timer when it is not in use). <span class="caps">PLEASE KEEP YOUR SCEW</span> as we do not ship screws with the replacement steam vent knob.</p> 2009-04-30T15:24:34-04:00 replacement-steam-vent-knob 6358892 Turbo Cookware Parts 2009-04-30T15:24:34-04:00 Replacement Steam Vent Knob with Timer 2009-04-30T15:27:48-04:00 Chef Randall Direct 2009-04-30T15:24:34-04:00 manual 500 18421532 deny 1 Steam Vent & Timer 1 14.95 6358892 36-1721 Steam Vent & Timer 2009-04-30T15:26:56-04:00 2009-04-30T15:25:31-04:00 12579572 1 6358892 2009-04-30T15:25:31-04:00 http://cdn.shopify.com/s/files/1/0031/2202/products/S-vent2.jpg?1241873106