Assemble Boom Butt And First Insert; Raise Drum 1 To Operating Position; Install Second Insert; Raise Drum 6 Sheaves - Manitowoc 18000 Operator's Manual

18000 OPERATOR MANUAL

Assemble Boom Butt and First Insert

See Figure 4-42 for the following procedure.
1. Place boom butt (1) on blocking in front of crane as
shown in View F. Centerline of butt must be parallel to
ground.
Lift with chain slings (6, View B) attached to four lifting
lugs (7) on insert.
2. Remove bottom connecting pins (10, View E) from
stored position in bottom connectors on 10 ft (3,0 m)
insert (2).
3. Lift insert (2) into position at front of boom butt (1).
Lift with chain sling (6, View B) attached to four lifting
lugs (7) on insert.
4. Engage fixed horizontal pins (8, View C) in insert with
hooked connectors (9) in butt.
5. Lower insert until bottom connecting holes line up.
6. Install bottom connecting pins (10, View E) and secure
with safety pins.
NOTE On current production cranes, pins (10) are stored
in tubes on the butt end of the insert.
7. Block under top end of insert.
8. Remove chain slings.

Raise Drum 1 to Operating Position

See Figure 4-42, View A for the following procedure.
Raise Drum 1 in 10 ft (3,0 m) insert as follows:
1. Attach slings from assist crane to lug on each end of
sheave shaft.
2. Hoist until slings are just taut.
3. Remove pins (12) from stored position.
4. Hoist to rotate Drum 1 bracket (11) and guide sheaves
(13) to operating position (holes in Lugs A and B
aligned).
5. Install pins (12) through holes in lugs and secure with
cotter pins.
Manitowoc
6. Remove slings.

Install Second Insert

See Boom Rigging Drawings at the end of this section to
determine the proper insert to install.
1. Remove jib backstay straps if stored on boom insert
for shipping.
2. Remove bottom connecting pins (10, View E) from
stored position in bottom connectors on insert.
3. Lift required insert (3, 4, or 5, View F) into position at
front of 10 ft (3,0 m) insert (2).
Lift with chain slings (6, View B) attached to four lifting
lugs (7) on insert.
4. Engage fixed horizontal pins (8, View C) in insert with
hooked connectors (9) in adjacent insert.
5. Lower insert until bottom connecting holes line up.
6. Block under top end of insert.
7. Install bottom connecting pins and secure with safety
pins (10, View E).
8. Remove chain slings.

Raise Drum 6 Sheaves

NOTE Perform this procedure only if crane will be
equipped with luffing jib.
See Figure
1. Attach sling from assist crane to sheave assembly (14).
2. Hoist until sling is just taut.
3. Remove pin (15) from stored position.
4. Hoist to rotate sheave assembly (14) to operating
position (holes in Lugs C and sheave assembly frame
aligned).
5. Insert pin (15) through hole in lug and frame and secure
with snap pin.
6. Remove sling.
Published 12-05-17, Control # 032-23
SET-UP AND INSTALLATION
4-42, View D for the following procedure.
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