Grain Systems Tanks PNEG-4090A - Manual (Page 109)

Chapter 7: Roof Assembly
Figure 7-31 Installing the lower roof panels
A Lower roof panel (CTR-0205) E 5/16 in. flange nut (S-3611)
D 5/16-18 x 1 flange bolt with sealing washer
(S-10260)
5. After installing the two lower roof panels onto the A-frame rafters, with assistance, position an upper
roof panel (C) onto a A-frame rafter (F).
6. Install a flange bolt (D) and a flange nut (E) to secure the upper roof panel (C) to the rafter (F).
7. With assistance, position another upper roof panel (C) onto the next rafter in the A-frame.
NOTE: There should be an exposed gap between the two upper panels in the A-frame.
8. Install a flange bolt (D) and a flange nut (E) to secure the upper roof panel to the rafter.
Pneg-4090A 90 Ft Diameter 40-Series Bin 109