no heater I've seen from 46 back had any type of control other than the fan switch and the doors over the outlets - there was just a thread here discussing installing a shutoff in the water line, check it out

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