JLG 534D-10 - Manual (Page 48)

Boom
3.20 534D-9, 534D-10 & 544D
3.8 BOOM SYSTEM COMPONENT
TERMINOLOGY 544D
The following illustrations identify the components that
are referred to throughout this section.
MY0100
EXTEND/RETRACT
CYLINDER
(underside of boom)
AUXILIARY
HYDRAULIC
CONNECTIONS
SECOND
BOOM
SECTION
THIRD
BOOM
SECTION
FOURTH
BOOM
SECTION
RETRACT
CHAINS
EXTEND
CHAINS
ATTACHMENT
QUICK SWITCH
FIRST
BOOM
SECTION
HOSE SHEAVE
ATTACHMENT
TILT
CYLINDER
BOOM HYDRAULIC
ASSEMBLY
(inside boom)