Broan 508N Installation Instructions

Models 508N / 509N
INSTALLATION INSTRUCTIONS
1. All electrical connections must be in accordance with local
codes, ordinances, or Canadian Electrical Code. If you are
unfamiliar with methods of installing electrical wiring, secure
the service of a qualified electrician.
2. To avoid motor bearing damage and/or noisy and unbalanced
impellers, keep drywall spray, construction dust, etc. off power
unit.
This unit mounts between walls 4½" to 9½" thick. Outside housing
flange is fastened to casing strips (1 x 2's). See Fig. 1. If sheathing
behind siding is not wood, provide extra supports between walls
(Nailed or screwed to siding).
1. Remove motor assembly by loosening mounting screws, rotat-
ing assembly and lifting motor assembly out of inner housing
(Figure 2).
2. Use care when handling motor bracket assembly to prevent
damage to blade. Do not set down assembly with weight of
motor resting on the blade.
3. Pull inner housing out of outer housing.
4. Remove wiring knockout from bottom of wiring box (provided
in plastic parts bag) (Figure 2).
Remove bottom knockout ONLY!
1. Choose fan location from inside room. Make sure that wall stud
does not run through opening. Lay out hole on wall (Figure
3).
2. Transfer center of hole to outside wall.
FIG. 3

TYPICAL INSTALLATION

PREPARE FAN
NOTE
FIG. 2
3. Use care when handling motor bracket assembly to prevent
damage to blade. Do not set down assembly with weight of
motor resting on the blade.
4. Disconnect electrical power supply before installing or servic-
ing fan.
fIG. 1
FIG. 1
FIG. 2
INSTALL FAN
3. Cut out hole on side wall.
4. Lay out 14½" square around center location transferred from
inside room (Figure 4).
FIG. 4