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Not enough cooling complaints are due to air flow issues, and not lack of “Freon.RV air conditioner- come from the factory- are hermetically sealed.The first basic area is the air filter. In summer, using the RV and air conditioner around the clock, the filter should be checked weekly and cleaned as needed. RV air conditioners use either a foam type filter or a fine mesh, both of which can be rinsed in water and reused.keep the filter(s) clean.Few years latter even the best filter will let enough dirt past to coat the evaporator coils, though, so they need to be cleaned. If the coils are not too dirty, and if the installation leaves enough room to access the coils.Once the cover is off, you can see the evaporator coil -Clean Coils too...
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