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MODEL 778WH
Existing Construction
2. In attic, position mounting brackets against joist. Trace
outline of housing on ceiling material.
1. Choose the location for your fan/light in the ceiling. For best
possible performance, use the shortest possible duct run
and a minimum number of elbows.
3. Set housing aside and cut ceiling opening slightly larger
than marked.
INSTALL THE HOUSING
1. Choose the location for your fan in the ceiling. For best
possible performance, use the shortest possible duct run
and a minimum number of elbows.
New Construction
Position bottom edge
of brackets slightly
above bottom edge of
joists.
2. Slide adjustable mounting brackets into channels on sides
of housing.
3. Position mounting brackets against joist. Mark the keyhole
slot on both mounting brackets.
4. Set housing aside and drive nails partially into joist at the
top of both keyhole marks.
5. Hang housing from nails and pound nails tight. To ensure
a noise-free mount, crimp the bracket channels tightly
around the mounting brackets.
6. To adjust vertical housing position: Loosen adjustment
screws on both sides of housing. Move housing up or down
until adjustment screws line up with mark indicating your
finished ceiling thickness. Tighten screws securely.
ADJUSTMENT SCREWS
Position bottom
edge of brackets
slightly above
bottom edge
of joists.
4. Place housing in opening. Position mounting brackets
against joist and nail to joist through keyhole on both sides.
To ensure a noise-free mount, crimp the bracket channels
tightly around the mounting brackets.