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What your RV AC thermostat is trying to tell you When an RV air conditioner stops working, the wall thermostat often shows a short code instead of the temperature. Those codes point to the problem, but the manuals that explain them are hard to find. Here's what the common Dometic and Furrion codes mean, taken from the manufacturers' thermostat manuals, plus what to check first. Two rules apply to …

Why your RV air conditioner trips the generator An RV air conditioner doesn't trip a generator because of the power it uses while running. It trips because of the split second when the compressor starts. Dometic rates the compressors in its 13,500 and 15,000 BTU rooftop units at about 10.5–13.3 amps running, but 52–73 amps for a moment at start-up (the "locked rotor" current). A small …

A Complete Guide to Series, Models, and Real-World Fit Coleman-Mach organizes its RV air conditioners around purpose-built series, not just individual models. Each series is designed for a specific type of RV use—whether that’s quiet operation, energy efficiency, durability, or specialized installation. Understanding this structure is the key to choosing the right system. Once you unde …

Certified Reseller – Coleman-Mach® & Maxxair® by Airxcel At RVACGuys, we are proud to be an Authorized Reseller of Airxcel’s Coleman-Mach® and Maxxair® product lines. This certification means that when you shop with us, you’re guaranteed: ✅ Genuine OEM Products – Direct from the manufacturer, never aftermarket knock-offs.✅ Manufacturer Warranty Protectio …