Manitowoc 999 User Manual

Reference Only
SETUP AND INSTALLATION 999 LUFFING JIB OPERATOR MANUAL
4-56
Published 05-15-17, Control # 043-09
LOAD BLOCK REEVING
Load Blocks and Weight Ball
The following load blocks and weight ball are available from
Manitowoc:
100 Ton (91 Metric Ton) Capacity Load Block
(MCC #237099)
• Three sheaves (2 to 6-parts of line)
• Single hook
• 3,900 lb (1 769 kg)
45 Ton (41 Metric Ton) Capacity Load Block
(MCC #236504)
• One sheave (1 to 3-parts of line)
• Single hook
• 2,600 lb (1 179 kg)
15 Ton (14 Metric Ton) Capacity Weight Ball
(MCC #218214)
• 1,310 lb (594 kg)
Guide Sheaves
See Figure 4-28 for identification of the guide sheaves and
other components.
Once wire rope is routed through guide sheaves, be sure to
install rope guard pins, bars, and rollers to retain rope on
guide sheaves. Wire rope and sheaves can be damaged if
rope is not properly retained on sheaves.
Wire Rope Specifications
See Wire Rope Specifications Chart in Capacity Chart
Manual for parts of line required to handle desired load.
Wire Rope Installation
See Wire Rope Installation in this section for the following
instructions:
• Anchoring wire rope to drum
• Installing wire rope on drum
• Anchoring wire rope to wedge socket
Reeving
See Figure 4-29 for multiple part reeving over the lower
luffing jib point.
WARNING
Crush Hazard!
Use only a load block or weight ball with a capacity equal
to or greater than load to be handled.
Load block or weight ball can fail if overloaded, allowing
load to fall.
Item Description
F Front Drum
29,500 lb (13 381 kg) Capacity per Line
A Auxiliary Drum
20,000 lb (9 072 kg) Capacity per Line
L Left Guide Sheave at Boom Point
or at Luffing Jib Point
C Center Guide Sheave at Boom Point
or at Luffing Jib Point
Route wire rope over TOP of all sheaves
Item Rope Routing Item Rope Routing
Front Drum Only Front and Auxiliary Drum
FL1 Lower Boom Point
1
FL1 Lower Boom Point
1
FL3 Lower Luffing Jib Point
2
FL3 Lower Luffing Jib Point
2
FC1 Lower Boom Point
1
FL5 Fixed Jib Point
FC2 Intermediate Fall AC2 Intermediate Fall
FC4 Upper Luffing Jib Point AC3 Lower Luffing Jib Point
3
FC5 Fixed Jib Point AC4 Upper Luffing Jib Point
AC5 Fixed Jib Point
1
See Load Block Reeving in Crane Operator Manual.
2
See Figure 4-29 in this section.
3
Only when load line from front drum is routed to lower boom point or
fixed jib.
Legends for Figure 4-28

Manitowoc 999 Specifications

General

Brand	Manitowoc
Model	999
Category	Construction Equipment
Language	English