I've always found the windows very tight with new felt channels and needing quite awhile to wear in, I don't think there's much to be done about that part .... never had a winder fail because of it ohwell

Bill

Moved over to the Passing Lane

"When we tug a single thing in nature we find it attached to the rest of the world" John Muir
"When we tug a single thing on an old truck, we find it falls off" me
Some TF series details & TF heater pics & Rust-a-holics Unanimous parking lot