FIGURE 4-59
Boom Length Pin Position
140–180 ft (42,7–54,9 m) A
200–240 ft (60,9–73,2 m) B
260–300 ft (79,2–91,4 m) C
A B C
Hole A
Hole B
P2179
P2184
Item Description Item Description
1 Jib Strut Top 7 Pin w/Snap Pin, 3/8 in (10 mm)
2 Sling from Assist Crane 8 Jib Strut Butt
3 Pin w/Snap Pins, 2 in (51 mm) 9 Backstay Strap Bracket
4 Adjustable Link 10 Boom Top
5 Pin w/Cotter Pin, 3 in (76 mm) 11 Pendant, 27 ft, 9-3/8 in (8,47 m)
6 Strut Support 12 Pin w/Cotter Pin
1
2
2
4
4
3
5
7
8
9
10
8
View A
View B
View C
View D
View H
1
2
3
8
6
5
7
4
10
23
23
(stored)
6
(stored)
View E
View F
View G
P2192
11 8
10
11
11
12
12
12
P2193
P2191
11
12
Circled numbers match steps
in raising procedure.
4-205
4-206
4-207