JLG 4017RS Service Manual - Manual (Page 57)

3-17 3614RS, 4017RS
Boom
3.8 BOOM SYSTEM COMPONENT
TERMINOLOGY - 4017RS
To understand the safety, operation and maintenance
information presented in this section, it is necessary that the
operator/mechanic be familiar with the name and location of
the major assemblies of the boom system. The following
illustration identifies the components that are referred to
throughout this section.
M 7260 Z
EXTEND/RETRACT CYLINDER
FIRST BOOM SECTION
AUXILIARY
CONNECTIONS
(if equipped)
TILT CYLINDER
SECOND BOOM SECTION
THIRD BOOM
SECTION
FOURTH BOOM SECTION
EXTEND CHAIN
(fourth boom section)
RETRACT CHAIN
(fourth boom section)
(not shown)
EXTEND CHAINS - 2
(third boom section)
(not shown)
RETRACT CHAIN
(third boom section)
(not shown)