Pry off the vent with a flathead screwdriver and use a paint scraper to clean the sealant off the surface.
Installing roof ac rv.
Put the new ac where the old air conditioner was.
Mount and secure the ceiling unit.
Over the hole you made mount the roof portion of the air conditioner.
The first step in installing an air conditioning unit in your rv is obiviously to buy one.
On the interior of the rv install the bolts that hold the ceiling unit into place.
Position it above the duct hole.
Refer to the ac manual for instructions on how to turn the ceiling assembly flange properly.
Before installing the new air conditioning unit you must remove the skylight or old unit and prep the space for the new install.
It will be easier if you have someone in your rv to help with the installation.
Usually the manual will provide information on what type of air conditioner works better and will also help you determine good brands.
Secure the unit with mounting bolts at the locations you ve marked.
The gasket needs to be aligned with the 14 x 14 square ceiling opening.
How to remove a camper roof vent and install an rv air conditioner this video shows how to remove a standard roof vent and then install a new 2014 dometic b.