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Damper Installation
To install an optional damper, refer to Figure 21.
Using a pneumatic or electric drill, run the self-
drilling screws through the holes provided in the
side and bottom damper flanges into the wall
housing. Check damper for freedom of movement.
If an optional damper guard or weatherhood is to
be installed, refer to the next section.
Damper Installed Inside
Wall Housing
Weatherhood
(Optional)
Damper
Figure 21
Damper Guard or Weatherhood
Installation
To install the damper guard, center guard over
damper and fasten to wall housing using the self-
drilling screws. Refer to Figure 22.
To install the weatherhood, slide the top flange of
weatherhood under the flange of wall housing, see
Figure 21, and fasten with self-drilling screws.
Weatherhood
Figure 22
®
Damper Installed Outside
Wall Housing
Weatherhood
(Optional)
Damper
Wall Housing
Damper Guard
Sidewall Propeller Fans • 45° and 90° Weatherhood Accessory
1/1
Wall Housing Guard Installation
Attach wall housing guard to wall housing using
BROWN
the 1/4-20 x 3/4 thread cutting screw with washer.
06/06/2008
Refer to Figure 23.
1/1
Figure 23
Fit for Sidewall Propeller Fan
Accessories
Figure 24 reveals the correct fit for sidewall
propeller fans after all optional accessories have
been assembled and installed.
Figure 24:
Sidewall Propeller Fan Accessories
5
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