Grain Systems Tanks PNEG-4042 - Manual (Page 91)

14. Roof Assembly Instructions
PNEG-4042 40 Series 42' and 48' Diameter Bins 91
42' and 48' Roof Truss Assembly (Continued)
Figure 14C
Ref # Part # Description Ref # Part # Description
A CRP-4827 3/4" Tension Rod (42') H CRP-4746
Roof Ladder and Rib Support Clips
(Two (2) clips per truss channel.)
A CRP-7129 1" Tension Rod (48') I 3/8" Flat Washer
B CRP-5325 Roof Eave Clip (Yellow) J Roof Truss
C CRP-6211 Truss Channel Bracket K Roof Beam Stiffener
D CRP-5327 Intermediate Roof Clip (Red) L 3/4" Nut and Washer (42')
E CRP-6208 42' Truss Channel L 1" Nut and Washer (48')
E CRP-6210 48' Truss Channel M 5/16" Flange Nut
F S-7927
3/8" x 1" Hex Flanged
Head Bolt
N
Field drill four (4) holes 7/16" diameter
(in non-stiffened tanks).
G PR-1874 Roof Truss Splice
IMPORTANT: See Page 88 for
location of CRP-4758.
Detail B
Adjust tension rods to slight tension (do not overtighten)
before removing center support jack.
Detail C
Detail D
Be sure to start the eave
clip directly above stiffener
holes in the sidewall sheet.
3/8" x 1-1/2" Two (2) hex flanged head bolts to attach truss channel bracket to roof truss.
3/8" x 1" Hex flanged head bolts for truss splice, truss channel connections (14).
Use 3/8" flat washers on nut side of connections.
Roof truss
To sidewall
NOTE: Clip fits up into roof rib under the roof ladder.