Reference
Only
Manitowoc
Published 01-08-13, Control # 049-05
4-57
2250 MAX-ER 2000 OPERATOR’S MANUAL
SET-UP AND INSTALLATION
4
Connect Boom to Boom Butt — #79-44
Boom
See Figure 4-26 for following procedure.
1.
If necessary, travel crane so that top connectors of butt
and first insert are aligned and will engage when butt is
lifted.
2.
Attach nylon lifting slings to chords at top end of butt
(View B).
3.
Hook assist crane to slings. Crane must have capacity to
lift 1/2 the weight of assembled boom.
4.
Lift insert until bottom connecting holes line up.
5.
Insert both horizontal pins and safety pins (Figure 4-22,
View C).
Position Wire Rope Guides — #79-44 Boom
See Figure 4-26 for following procedure.
Two wire rope guide assemblies (1, View B) may be shipped
in the stored position on first boom insert.
NOTE:
It is not necessary to raise the wire rope guides if
the upper boom point is not installed.
1.
Attach slings from assist crane to frame of sheave
assembly.
2.
Hoist just enough to loosen pins (3, View C) holding
sheave assembly (1) in stored position.
3.
Remove pins (3).
4.
Depending on its location, raise or lower sheave
assembly (1) to operating position.
5.
Insert pins (3) in Hole 1 (View C) to support sheave
assembly in operating position.
6.
Remove slings.
Repeat preceding steps for other deflector sheave assembly.
