Broan DX50L Instructions Manual page 2

TYPICAL INSTALLATIONS (
4" ROUND
DUCT
SUSPENDED
CEILING MATERIAL
036A
SUSPENDED CEILINGS
Housing hung with wires - 3-point mount.
INSTALL THE HOUSING
New Construction
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.
HOLES
TAB
1-1/4
1
5/8
BOTTOM EDGE OF JOIST
2.Position mounting brackets against joist so that bottom edge of
housing will be flush with finished ceiling.
Additional positioning feature for 5/8" , 1" & 1¼" thick
ceiling material:
Holes in corners of housing are labeled with various ceiling
material thicknesses. Position housing so bottom edge of joist
is visible through a matched set of holes. The housing is now
in the proper position for that ceiling material thickness.
Additional positioning feature for 1/2" thick ceiling material:
Bend two tabs, on side of housing, 90° outward. Lift housing
until tabs contact underside of joist.
Mark the keyhole slot on both mounting brackets.
CONTINUED
POWER
CABLE
MOUNTING
HOUSING
TAB
GRILLE
) INSTALL THE HOUSING (
New Construction
BR0004
3.Set housing aside and drive nails partially into joist at the top of
both keyhole marks.
4.Hang housing from nails and pound nails tight. To ensure a
noise-free mount, pound another nail through the top hole of
each mounting tab.
Existing Construction
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.
2.In attic, position mounting brackets against joist. Trace outline of
housing on ceiling material.
3.Set housing aside and cut ceiling opening slightly larger than
marked.
MODELS DX50L • DX70L
CONTINUED
Page 2
)