Installing a rooftop air conditioner also has the advantage of keeping all moving parts together.
Installing ac on roof.
Remove the mount and drill a 3 32 2 4mm wide 1 4 6 mm deep starter hole in the roof.
This ac unit is quite heavy about 90 pounds so i wanted to provide some extra rigidity to metal van roof.
From inside the attic your roofing professional will drive a nail about one third of the way down from the ridge between two rafters to mark the desired spot for installation.
Over the hole you made mount the roof portion of the air conditioner.
Drill the top hole.
If something breaks down in a central air conditioner a repair technician will need to check your furnace the a c unit and all the connections that run between them.
Precision air plumbingoctober 5 2017.
So make sure that you weigh your options carefully and choose the right system for your home or office without worrying about additional costs.
While holding the mount in place move the plastic track out of the way and mark with a pencil through the top hole.
Mount and secure the ceiling unit.
From the roof he will cut a hole the same size as the diameter of the vent.
Secure the unit with mounting bolts at the locations you ve marked.
3 ton package unit.
I knew that i needed this frame to line up with the structural ribs in the van where i would be attaching my ceiling panels.