Manitowoc 18000 User Manual

Reference Only
Manitowoc Published 12-05-17, Control # 032-23 4-107
18000 OPERATOR MANUAL SET-UP AND INSTALLATION
4
Assemble Jib
See Figure 4-57 for the following procedure.
NOTE Jib assembly is identical to boom assembly. In
these instructions, it is assumed that assembly
personnel already know how to assemble the
boom (jib) sections. If in doubt, see Boom Rigging
in this section.
See Fixed Jib Assembly drawing for proper
positioning of jib sections.
Install Jib Butt
1. If necessary, raise boom and block under top
approximately 48 in (1,2 m) off ground.
2. Lift jib butt (2) into position at end of boom top (View B).
Pin jib butt (2) to lugs on boom top (1) with hinge pins (3,
View B).
3. Securely fasten keeper plates (4, View D) to pins (3).
4. Attach end plates (5, View D) over ends of pins.
5. Apply Loctite to keeper plate cap screws (6, View D).
Securely tighten keeper plate screws. Torque to 100 ft-lb
(136 Nm).
6. Lower jib butt onto blocking approximately 6 in (152 mm)
high.
Install Jib Strap Support Brackets
1. Remove pin (8) securing strap support bracket (7) to jib
butt (2) in shipping position (View A1).
2. Remove connecting pin (9) and rotate strap support
bracket (7) horizontally 180° (View A2).
3. Repin bracket (7) to jib butt with connecting pin (9) (View
A3).
4. Insert pin (8) in top hole of strap support bracket (7, View
A3).
5. Temporarily lay strap support bracket (7) back onto jib
butt (2) while assembling rest of jib (View A4).
6. Repeat preceding steps for opposite strap support
bracket.
Install Jib Inserts and Top
1. Determine jib length required for lift to be made.
2. Assemble jib inserts in proper sequence — shortest
inserts nearest butt — until all inserts and jib top have
been installed.
See Fixed Jib Rigging Assembly drawing for sequence
and inserts required.
Install Upper Jib Point
1. Lift upper jib point (10, View F) into position at end of jib
top.
2. Pin upper point to jib top with pins (11). Pin only top
holes at this time. Install retainers.
3. Lower upper jib point to ground.
Connect Remaining Jib Straps
NOTE This procedure applies only to jibs 70 ft (21,3 m)
and longer.
See Figure 4-56
, Views A–C for the following procedure.
1. Remove shipping pins (1A, View A) from strap brackets
(2) and store as shown (1B, View B).
2. Rotate links (3) forward and pin to adjacent straps (4).
Install collars (6), retaining pins (7), and cotter pins.
Connect Jib Straps to Equalizers
See Figure 4-57, View C for the following procedure.
1. At butt end of top or insert adjacent to jib butt, remove
shipping pin (13) for outside strap (12) from strap
bracket.
2. Lift outside strap out of bracket approximately 2 ft (0,6
m).
3. Reinstall shipping pin (13) in strap bracket and lower
strap (12) onto pin (View C1).
4. Remove shipping pin for inside strap (14) from inside
strap bracket.
5. Lift inside strap (14) approximately 3 ft (0,9 m) out of
strap bracket.
6. Rotate strap support brackets (7) forward until they rest
on the jib top or insert.
7. Pin strap support bracket (7) to inside strap bracket with
inside strap shipping pin (13, View C2).
8. Lower inside strap (14) onto pin (8).
9. Attach sling from assist crane to equalizer lug (16) and
lift equalizer (17) into position (View C1).
10. Pin equalizer (17) to inside strap (14) and outside strap
(12) with pins (18).

Manitowoc 18000 Specifications

General

Brand	Manitowoc
Model	18000
Category	Construction Equipment
Language	English