Manitowoc 18000 User Manual

Reference Only
Manitowoc Published 12-05-17, Control # 032-23 4-89
18000 OPERATOR MANUAL SET-UP AND INSTALLATION
4
Assemble Remaining Boom Sections
See Figure 4-44 for the following procedure.
Boom inserts, including medium insert if applicable,
must be assembled in the proper sequence. See Boom
Rigging Assembly drawings at the end of this section for
assembly sequence.
1. Jib backstay straps:
If backstay straps for luffing jib or fixed jib are stored on
boom sections, the backstay straps must be removed
if a jib will not be installed.
2. Lift insert into position in front of adjacent insert.
Lift with chain sling attached to four lifting lugs on insert.
3. Engage fixed horizontal pins (2, View B) in insert with
hooked connectors (3) in adjacent insert.
4. Lower insert to horizontal and block under top end of
insert.
5. Remove chain slings.
6. Repeat steps 2 – 5 for next insert.
7. Install both bottom connecting pins (4, View C).
NOTE On current production cranes, pins (4) are stored in
tubes on the butt end of the insert.
8. Repeat steps 2 – 7 for remaining inserts and for boom
top.
9. If removed, install lower boom point as follows (View F):
a. Remove pins (8 and 9) from storage position in
lower boom point or boom top.
b. Attach slings from assist crane to lower boom point
(10).
c. Lift lower boom point into position in front of boom
top.
d. Pin to boom top with pins (8). Install cotter pins.
e. Align lugs near bottom of boom point with lugs on
boom top.
f. Pin to boom top with pins (9). Install cotter pins.
10. Join bottom connectors between inserts that are not
connected (View E):
a. Place blocking under lower boom point sheaves.
b. Attach nylon lifting slings from assist crane to chords
at top end of insert nearest butt. Crane must have
capacity to lift 1/2 the weight of assembled
boom.
c. Lift insert until bottom connecting holes line up.
d. Install both bottom connecting pins (4, View C) and
safety pin.
e. Remove slings.
Raise Boom Top Wire Rope Guide
See Figure 4-44, View D for the following procedure.
Wire rope guide (6, View D) on the boom top may be shipped
in the stored position as shown in Figure 4-44
. If the wire
rope guide is stored, proceed as follows:
1. Attach lifting slings from assist crane to wire rope guide.
2. For operation without a luffing jib, remove links and pins
from storage (7c, View D).
3. Support wire rope guide so it cannot fall and remove
pins (7a) from lugs.
4. Raise wire rope guide (6) to operating position (View D).
5. Install links and pins (7b, View D).
Links (7b) must be installed for operation without a
luffing jib. Otherwise wire rope will rub on boom top.
Do not install links (7b) if a luffing jib will be
installed.
6. Pin wire rope guide to boom top with pins (7a).
7. Disconnect lifting slings.

Manitowoc 18000 Specifications

General

Brand	Manitowoc
Model	18000
Category	Construction Equipment
Language	English