Grain Systems Bin Accessories PNEG-1785 - Manual (Page 39)

4. Assembly Instructions
PNEG-1785 NCHT “X” Series Ladders 39
1. Assemble LDR-5340 to LDR-5341 and LDR-5343 using 1/2" x 2" bolt (S-7811) (G), 1/2" flat washer
(S-2120) (F), lock washer (S-236) (E) and nut (S-3729) (D). Finger tighten nut so that each
LDR-5341 can slide onto the column. Number of shims (LDR-5343) (C) depends on the column size.
Use enough shims make LDR-5341 as flat as possible.
See Table for approximation for number of
shims. (See Figure 4AC.)
Figure 4AC
Approximate # of Shims (LDR-5343) for Standard Tank
Ref # Part # Description
A LDR-5340 Top Plate Ladder Mount NCHT Substructure
B LDR-5341 Bottom Plate NCHT Ladder Mount
C LDR-5343 Shims
D S-3729 1/2" Flange Nut
E S-236 1/2" Lock Washer
F S-2120 1/2" Flat Washer
G S-7811 1/2" x 2" Flange Bolt
H Inner sets of vertical holes used for 15', 18', 21' and 27'.
I Outer sets of vertical holes used for 30' and 36'.
Diameter Approximate # of Shims (LDR-5343)
15' 1
18' 2
21' 2
24' 3
27' 3
30' 3
36' 3