Grain Systems Tanks PNEG-4021 - Manual (Page 84)

11. Roof Assembly
84 PNEG-4021 40 Series 18', 21' and 24' Diameter Bins
Roof Assembly for 18' through 24' Bins (Continued)
To assemble slide rods and cover, insert straight end of slide rod through the center collar and thread one
5/16" nut all the way down on the rod. Then place rod through the cover and put a washer and nut on the
outside. DO NOT TIGHTEN. Insert rod through the cover, then place washer and nut on the outside.
TIGHTEN. Adjust and tighten nuts on straight end of rod. After tightening, it may be necessary to spread
the rods slightly to make them parallel. Maintain 10" between rods.
Figure 11E Section through Center Collar
Ref # Part # Description Ref # Part # Description
A CRP-4608
CRP-4609
Center Collar
18', 24' Roof - Red (3)
21' Roof - Blue (3)
G CRP-5327
Red - Rev. Roll
Intermediate Eave Clip
B S-3611 5/16" x 1" Flange nuts H Roof Step
C S-10250 Flange Bolts I
Apply a bead of caulking
around the center collar
D
* Leave out top row of bolts along top edge
of rib for collar flashing, to installed later.
J
CRP-4694
CRP-4693
Typical Roof Details
Roof Channels: Two (2)
required under roof ladder
ribs. Position channel as
close to eave as possible.
18' Roof Channel
21' and 24' Roof Channel
E
IMPORTANT: Start roof channel second
hole from the bottom of roof rib.
F CRP-5325 Yellow - Rev. Roll Large Eave Clip
Ref # Part # Description Ref # Part # Description
A S-3611 5/16" Flange Nuts F CRP-4606 Slide rods (2)
B CRP-4602 Peak Cap G Roof Sheet
C PR-331 Peak Cap Handle H Flashing
D CRP-4654 Cap Hold-Down I Center Collar
E CRP-4639 18'-24' Cap Hold-Down Bracket