Manitowoc 3900W - Worksheet a - Determining Total Load and Maximum Working Radius from Lower Boom Point

F2081-3
CAPACITY CHART INFORMATION
Worksheet A – Determining Total Load and Maximum Working Radius From Lower Boom Point
DESCRIPTION WEIGHT
Component Weights (see Note 1:)
1 Fixed Jib
(see Jib Deduct table in capacity chart) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
__________
2 Load Block/Hook and Weight Ball (below fixed jib point) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
__________
3 Upper Boom Point (from capacity chart if noted) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
__________
4 Load Block/Hook and Weight Ball (below upper boom point, if installed) . . . . . . . . . . . . . . . . . . . . . . . . . .
__________
5 Load Block/Hook and Weight Ball (below lower boom point) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
__________
6
Total Weight of Slings and Other Lifting Equipment Below Fixed Jib Point, Upper
Boom Point, and Lower Boom Point. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
__________
7
Total Weight of Wire Rope Below Fixed Jib Point, Upper Boom Point, and Lower
Boom Point
(see Load Line or Wire Rope Specifications Chart for weight of wire rope) . . . . . . . . . . . . . .
__________
Totals
A Total Component Weights
(ADD items 1 – 7 above) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
__________
B Weight of Load to be Lifted. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
__________
C Total Load to be Lifted (ADD A and B above) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
__________
D Maximum Working Radius (for Total Load to be Lifted from C above — see correct capacity chart) . . . . .
__________
A922
1
7
2, 6
3, 4, 6, 7
7
5
6
B
Note 1: For some cranes so equipped, auxiliary drum in boom
butt and special rope guides or guards are considered
part of load from boom and jib points.
See deduct
tables in capacity chart for detailed information
.
395143