12
Structure and parts of the HIAB crane
Operator's Manual GB
2
2.1
Main groups
The HIAB crane consists of the following main
groups:
• Crane base with column and slewing system
• Stabiliser system
• Boom system
• Operating system
2.2
Crane base with column and
slewing system
Crane base, column and the slewing:
• Crane base
worm wheel
hydraulic motor
• Column
bearings
• Cog wheel
2.3
Boom system
The boom system consists of the following
components:
• 1st boom
①
• Hydraulic extension
②
The length of the hydraulic extension depends
on the type of crane.
• Manual extension
③
Manual extension is slid by hand into the
hydraulic extension.