12-24-2021, 05:31 AM
From ambient to full temp on the 120 vac element is 2 to 3 hours. The diesel burner will heat it up in 15 to 20 minutes max. Once the temp is high enough, the meter will read in degrees.
Rudy Legett
2003 Foretravel U320 4010
ISM11 450 hp Allison 4000R
Factory Authorized Aqua Hot Repair Center
Southeast Texas Area