I believe you have to set the temperature using the normal temperature control on the bottom left of the dash, then set the timer for what time you’re starting, and the night heater will get the cab to the set temperature by that time.
I believe you have to set the temperature using the normal temperature control on the bottom left of the dash, then set the timer for what time you’re starting, and the night heater will get the cab to the set temperature by that time.