Blog

When to replace your RV AC shroud The shroud is the plastic cover on top of your rooftop air conditioner. It takes years of sun, hail and low branches, and eventually it shows. Replace it when you see: Cracks, especially around the mounting screw holes or corners. Chalky, yellowed or brittle plastic that flexes or flakes when you press on it. Missing pieces or holes that let rain, leaves or nesti …

Why the model number matters Most RV air conditioner parts are model-specific. A shroud, fan motor, capacitor or thermostat that fits one unit can be the wrong size, voltage or connector for the unit next to it, even from the same brand. The fastest way to get the right part the first time is to start with the model number, not the brand name or a photo of the shroud. Keep in mind that most RV air …

Two of the most common RV AC problems When an RV air conditioner hums but won't start, or runs but barely cools, two problems cause a big share of the calls we get: a failed capacitor or a frozen evaporator coil. One is a cheap part; the other usually needs no part at all. Here's how to tell them apart. Signs of a bad capacitor Capacitors give the compressor and fan motor the extra push they need …

Your Dometic AC died, and the model isn't sold anymore If your RV has a Dometic Penguin II, Brisk II or Blizzard NXT, you may have found that the exact unit is hard to buy. Dometic's US rooftop air conditioner lineup now lists the FreshJet 5 Series, and the older models no longer appear there. The good news is that replacing an older Dometic is usually straightforward, as long as you check a few t …