very unlikely you'll ever get that thing to overheat if everything is in good condition - if the rad is the same as I had on a 46, it should have a NO pressure cap - careful you don't pop some seams

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