Normally, the gas heat will come on until the set temps are within 2-3 degrees of the air temp. At that time, the electric heat will then take over and stay on keeping the temps.
In colder temps, I set the electric heat to 2-3 degrees over the air, as it gets to temp, I keep setting the temp higher until I get to the temp desired. That is, if I am NOT using my LP....
2020 3991RD with-
17.5 Goodyear 114's , Titan Disc brakes, MorRyde 8K IS, Onan 6.5..