Installation Instructions
6 INSTALL OUTER CASE IN
WINDOW
A. Place outer case in window. Lower sash until
it rests behind front flange of top mounting rail.
Bottom mounting rail must rest behind window
sill.
Top rail
Window sash
SILL
B.
Secure with type C wood screw in top and
to drill pilot holes for the screws.
C.
the window sill. Drill pilot holes if necessary.
Screws
49-7839
About
Bottom rail
6 INSTALL OUTER CASE IN
WINDOW
D. Thread nut onto bolt, then thread the bolt into
the triangle bracket as shown in the figure
below.
E. Attach triangle bracket onto bottom of case
using three type B screws for each bracket.
Make sure that the bracket is close enough to
the outside wall that the bolt can touch. Adjust
bolt so that it is snug against the outside wall.
NOTE: A block of wood can be placed between
the bolt and the outside wall if the bolt rests
between studs.
11