hvac

  1. C

    Fan runs all the time

    We are new to RV's... when we turn the furnace on (it does get warm)... the "forced air" fan runs constantly even when the furnace (gas flame for heat) goes on and off, so that a lot of the time the air blowing is cold. Is this normal? And it is LOUD... please advise. It seems like the fan would...
  2. Jbevolves

    Dometic Tstat issues start with E1, then E5 now what seems to be low voltage to tstats (both)

    Hello All, My first post, although I have been reading the forum since my purchase in 2020 of my 2017 Landmark 365 Madison. Thanks to everyone who shares and contributes. I began this trip down the rabbit hole with a simple E1 error in my front HVAC unit which controls the furnace. I tried...
  3. G

    AC Thermostat and control board upgrade

    Hello, I currently have a 2019 Heartland Prowler Lynx 25LX with a Dometic B57915.XX1J0 non-ducted rooftop AC installed. I also have a standard "heat only" furnace/thermostat (see picture). I have been doing some extensive research and I would like to install a "digital" thermostat so that...
Top