Grain Systems Tanks PNEG-4072 - Manual (Page 74)

Chapter 7: Roof Assembly
Attaching the Center Collar Rafter Clips to the Rafter
Center collar rafter clips secure the A-frame rafter sections to the center collar.
What You Should Know
Each roof rafter receives two center collar rafter clips, identified as the left center collar rafter clip (D) and
the right center collar rafter clip (E).
1. Determine the correct orientation of each rafter (A) by identifying the roof panel holes (B) located
near the end of each rafter.
2. Install the left center collar rafter clip (D) and right center collar rafter clip (E) to each side of the roof
rafter (A).
3. Use flange bolts (F) and flange nuts (C) to secure the center collar rafter clips (D and E) to the rafter
(A). Tighten to the recommended torque specification. See Bolt Torque Specifications, page 24 .
Figure 7-6 Exploded view of center collar rafter clips
A Roof rafter D Left center collar rafter clip (CTR-0003)
B Roof panel hole E Right center collar rafter clip (CTR-0004)
C 1/2 in. flange nut (S-10253) F 1/2 x 1-3/4 in. flange bolt (S-10252)
After You Finish
Repeat this process for the remaining roof rafters.
74 Pneg-4072 72 Ft Diameter 40-Series Bin