Broan 508N Installation Instructions page 2

5. Cut square hole in SIDING ONLY! DO NOT CUT SHEATHING
(Figure 5)! Nail down all siding ends.
FIG. 5
6. Cut round hole for fan housing in sheathing (Figure 6).
FIG. 6
7. Nail or screw 1 x 2 casing strips inside square opening (Figure
7).
FIG. 7
8. Put a large bead of caulk on the inside of flange on outer
housing (Figure 8).
9. If wall is less than 8" thick, remove one or more knockouts on
outer sleeve (Figure 8). Use inner sleeve for test fit.
FIG. 8
10. Insert outer housing through hole on outside wall and nail or
screw housing to casing strips. Caulk all around filler strips
and flange (Figure 9).
11. Run wiring to fan location. Pull wire through both sleeves (Fig-
ure 10). Insert inner sleeve into opening and fasten sleeves
together with three black sheet metal screws provided in plastic
bag.
30040037
INSTALL FAN (Cont'd)
KNOCKOUT
PANELS
2
FIG. 9
12. Attach wiring to wiring box with proper connector for type of
wire being used. Drop box into opening in housing.
FIG. 10
13. Remove receptacle from motor plug. Snap receptacle into
wiring box cover. Make electrical connections as shown in
Figure 12.
FIG. 12
14. Install wiring box cover. Use two screws provided in plastic
bag.
15.Reinstall motor assembly and plug in motor.
16. Install grille with center knob and threaded stud provided in
plastic bag. (Fig. 13)
USE AND CARE
DISCONNECT ELECTRICAL POWER SUPPLY BEFORE SER-
VICING FAN.
Always unplug the fan motor before servicing the fan. The motor
bearings on this fan are lifetime lubricated and will never need
oiling.
Clean the fan blade and motor every six months by removing
the grille, unplugging the motor, and gently vacuuming the fan
blade and motor.
Clean the grille in warm, soapy water. Use a mild detergent, such
as a dishwashing liquid. DO NOT USE ABRASIVE CLOTHS,
STEEL WOOL OR SCOURING POWDERS.
FIG. 5
FIG. 13
99045053A