Elongated Hole; Length - Manitowoc 999 Service And Maintenance Manual

999 SERVICE/MAINTENANCE MANUAL

Elongated Hole

See Figure 4-15 for the following procedure.
1. Insert pin into hole.
2. Push pin tight against edge of hole along horizontal
center line. Measure dimension between pin and hole
(View A).
3. Push pin tight against edge of hole along vertical center
line. Measure dimension between pin and hole (View B).
If dimensions A and B are not identical, hole is
elongated. Remove strap from service.
If two dimensions are identical, but greater than 0.030 in
(0,8 mm), contact factory Service Department.
A
Elongated Holes
View A
View B
A1086
Manitowoc

Length

Strap Length
Pin
Strap
Pin
B
< = less than
Strap
≥ = equal to or greater than
FIGURE 4-15
Length
A1086
Measure to check length. See appropriate rigging drawing in
Operator Manual for original length. Strap length includes
connecting link. If change in length is detected, remove strap from
service.
Published 05-16-17, Control # 233-03
Maximum Deviation Allowed
(L)
1 to <2 in (25 to
ft (m)
<51 mm) Thick
<3 (<0,9) 0.17 (4,3)
3 to <4
0.63 (15,9)
(0,9 to <1,2)
4 to <5
0.75 (19,1)
(1,2 to <1,5)
5 to <6
0.80 (20,6)
(1,5 to <1,8)
6 to <7
0.88 (22,2)
(1,8 to <2,1)
7 to <8
0.94 (23,8)
(2,1 to <2,4)
8 to <9
1.0 (25,4)
(2,4 to <2,7)
9 to <10
1.0 (25,4)
(2,7 to <3,0)
10 to <12
1.0 (25,4)
(3,0 to <3,7)
Deviation not to exceed 1 in (25,4 mm)
≥12 (≥3,7)
in any 12 ft (3,7 m) length of strap
Link
BOOM
2 to <4 in (51 to
<102 mm) Thick
0.50 (12,7)
0.56 (14,3)
0.70 (17,5)
0.75 (19,1)
0.75 (19,1)
0.75 (19,1)
0.75 (19,1)
0.88 (22,2)
1.0 (25,4)
Strap
FIGURE 4-16
4-15
4