use the radio point on the fuse block, do NOT use the headlight circuit or you may find yourself without heat AND lights some cold night ... the fuse block generally is powered from the ign sw so all accessories go off with the key

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