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-MOUNTING PLATE INSTALLATION
1. Separate toggle bolts from toggle nuts.
2. Insert one toggle bolt into each hole on the mounting
plate (these holes correspond to holes A, B, C and D of
the Wall Template) and put toggle nut onto the toggle
bolt
(Fig. 13).
If hole is located in a stud, do not use
toggle bolt.
3. If using horizontal exhaust follow these two (2) steps. If
method other than horizontal continue to step 4.
1. Attach Backdraft Damper assy. to the back of mount-
ing plate with 2 tapping screws provided for
OUTSIDE VENTILATION, Horizontal Exhaust
(Fig.
14).
2. Connect the Backdraft Damper assy. to the horizon-
tal duct. Insure that Backdraft Damper plate is
allowed to move freely. (See
Fig. 14a).
4. Insert nut and bolt through the hole in the wall with
toggle nut closed
(Fig. 15).
NOTE: Before you do this, be sure you leave space at least
the thickness of the wall between the mounting
plate and the end of toggle nut (in closed posi-
tion). If you do not leave this space, toggle nut will
not open on the other side of wall.
5. Turn toggle bolt clockwise to tighten
(Fig. 15a).
6. Secure mounting plate to a minimum of one stud with a
wood screw provided.
Space More Than c
Wall Thickness
-WALL
Figure 15
MOUNTING/
BACK OF MOUNTING PLATE
Figure 14
Section A-A
Section A-A
(Closed)
(Open)
Figure 14a
15
Figure 15a