Grain Systems Tanks PNEG-4135 - Manual (Page 135)

Chapter 7: Roof Assembly
22.Field drill holes (C) into the roof panels (A) through holes in the top flange of the rafters (E). Fasten
the panels and the rafters securely using 5/16 in. bolts.
NOTE: Ensure that holes are drilled from inside of the bin.
23.Field drill holes (G) into the roof panels (A) through holes in the top flange of the rafters (E) and the
rafter clips (F) . Fasten the panels and the rafters together with rafter clips securely using 5/16 in.
bolts.
NOTE: Ensure that holes are drilled from inside of the bin.
IMPORTANT: Failure to properly secure the roof panel to the purlin and the rafter will constitute a
modification to the product not specifically delineated in this manual and will void the
limited warranty.
A Roof panel (CTR-0343, CTR-0344, and CTR-
0347) E Rafter
B Roof panel holes (drilled through purlin) F Rafter clip (CTR-0544)
Pneg-4135 135 Ft Diameter 40-Series Bin 135