How To Add Refrigerant To A Roof Air On Rv

Ducted rv air conditioners.

How to add refrigerant to a roof air on rv. While it may be tempting to attempt to recharge the freon on your rv s a c when it s blowing warm air you re far better off having a professional address the issue. Rv air conditioning systems with low refrigerant levels need to have refrigerant added to operate at maximum efficiency. A ducted air conditioning system has a network of ducts throughout the ceiling to distribute the cool air throughout the rv. An air conditioner in a rv uses refrigerant to chill air passing over an evaporator coil.

Step 1 release and lift away the rooftop air conditioner s outer shroud. To put freon in a charging port would have to welded into the system by an expert. Read the gauge to make sure you need to top up or recharge. Roof mounted rv air conditioners under normal conditions work well and are relatively maintenance free.

It is possible to put freon into some rv rooftop air conditioners. Also the roof a c units usually don t use the same coolant as automotive a c unit s. Once you see that it does attach the coolant container to the suction tubing and open it up. I ve been told it s not possible to add refrigerant to an rv rooftop dometic air conditioner that i will need to buy a new one.

Attach the manifold gauge to the suction side of the unit this is the large copper tubing. A ducted rv air conditioner will have multiple ducts or vents in the ceiling. Systems that still have some refrigerant in them can have the refrigerant level topped off while systems in. Turn the air conditioner on by putting it on the lowest setting possible.

Owners can get into trouble when older units start to lose their cool. What refrigerant should be used to recharge the unit.