no adjustment other than the sender, which could conceivably be faulty ... did you check the actual temp with an infrared thermometer? still have the 180 thermostat? might try a 160

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