Webasto ProMaster Vancouver Standard Manual page 32

Vancouver
48.Drill a 5/8 in (16 mm) hole in two of the A-
pillar trim stanchions as shown.
49. Drill a 5/8 in (16 mm) hole in the floor in the
area indicated. Paint the cut edge to protect
against corrosion.
50.Route the drain hose down the hole and to
the a-pillar.
32
Ram ProMaster