SETUP AND INSTALLATION MLC300 OPERATOR MANUAL
4-4
Published 11-20-19, Control # 234-19
PARTS BOX
Manitowoc provides a parts box that can be lifted with a
forklift.
The following types of parts are shipped in the parts box:
• Lifting slings, links, and shackles
• Quick-disconnect wrenches or strap wrench
• Quick-drain drainer assembly (for oil changes)
• Touch-up paint
• Spray lubricant
• VPC (variable position counterweight) hose supports
• Camera parts
• Button sockets, links, swivels, and pins
• APU (auxiliary power unit) hoses and cables
Carefully inventory the parts boxes according to the parts
diagram on the parts box.
SELF-ERECT COMPONENTS
The MLC300 can be used to assemble and disassemble
itself. An assist crane is required for the following
procedures:
• To install the live mast package (mast, boom hoist,
equalizer). See Remove Live Mast Package from Trailer
on page 4-29.
• To install Drums 2 and 3. See Install Drum 2 on
page 4-37 and Install Drum 3 on page 4-37.
• To install the counterweight tray and counterweight
boxes. See Install Counterweight Tray on page 4-71
and
Install Counterweight Boxes on page 4-73
.
The MLC300 is equipped with the following self-erect
components (see Figure 4-4
):
• Self-erect cylinder (3) for lifting major parts. The cylinder
is attached to the top of the live mast.
• Lifting link (4) which is attached to the self-erect cylinder.
• Shackles and synthetic slings (5-9) for attaching to the
various self-erect loads.
• Carbody jacks (12) with pads (13) for lifting the crane
onto and off a trailer.
• Hydraulic pin pullers (11) for connecting and
disconnecting the crawlers to and from the carbody.
• Hydraulic pin pullers (not shown) for connecting and
disconnecting the live mast package from the rotating
bed.
• Hydraulic mast assist arms (21) for raising the live mast
to the operating position and lowering it to the transport
position.
• Hydraulic pin pullers (16) for connecting the counter-
weight tray to the VPC trolley.
• Hydraulic pin pullers (not shown) for connecting the
boom butt to the rotating bed.
• Remote control for operating the above components.
See Remote Control on page 4-8
.
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