Grain Systems Tanks PNEG-4135 - Manual (Page 158)

Chapter 8: Accessories
5. Insert another hex bolt (B) through the other side of the roof vent housing (D), and install a flange nut
(E) to the hex bolt (B),insert the eyelet of the grill guard assembly (F) onto the edge of the hex bolt
(B).
6. Apply a strip of caulking around the three housing sides of the roof vent assembly (D) where it meets
the hold-down angle (A).
7. Place the hold-down angle (A) onto the assembled roof vent assembly (D), with the wide end or long
end of the hold-down angle (A) facing the vent discharge and the short end facing the rear of the wire
grill vent.
8. When the hold-down angle (A) is aligned, install #10 self-drilling screws (C) through the roof vent
housing and into the hold-down angle (A).
Figure 8-12 Grill guard roof vent assembly
A Hold-down angle (MIS-4404) D Roof vent housing assembly (MIS-6778)
B 5/16 x 1-1/4 in hex bolt (S-277) E 5/16 in. flange nut (S-3611)
C #10 self-drilling screw (S-280) F Wire grill guard assembly (MIS-6766)
158 Pneg-4135 135 Ft Diameter 40-Series Bin