Elliott Digger Derrick, Operation & Maintenance Manual, Page: 209 / 376

Four Section Boom Operation-common EEC-0021 V1.3
Four Section Boom Operation
K. Uncoil 4/3/2 retract cable assemblies and insert button end into anchors in back
of the 4
th
section. Place uncoiled cable in area that will minimize the potential for
damage.
L. Uncoil 3/2/1 retract cable assemblies and insert button end into cable anchor
pockets in back of the 3
rd
section. Place uncoiled cable in area that will minimize
the potential for damage. Assemble retract sheaves and retract sheaves and
retract sheave pins in rear of 3
rd
section. Coat surfaces of bearings and keeper
plates with grease before assembly.
M. Place retract cables anchored to 4
th
over the top of the retract sheaves on the 3
rd
.
Install keeper capscrew above sheave to hold retract cables in place.
N. Reeve cables over retract sheave and install keeper/wear pad to bottom rear of
3
rd
section. This pad acts as a side pad, bottom pad and a cable retainer. Loctite
rear wear pad hardware on bottom of 3
rd
with Loctite 242 blue. Loctite all wear
pad mounting capscrews.
3
rd
Section Cable Anchor Cable Button Cable Thread
2/3/4 Extend