Manitowoc GROVE GMK7450 Maintenance Manual page 293

Location of the
lubricating points
Maintenance manual
GMK7450
The diagram shows the telescoping for the lubrication of telescopic
section IV . There are four slide faces on the edges of the telescopic sections.
– The two outer lower slide faces (4) and the outer upper slide faces (5) are
lubricated from the outside in the extended state.
– The two upper slide faces (5) are lubricated via the lubricating nipple (1).
The lubricating nipples (1) can be reached through the bore holes (2) in
the telescopic sections located above them.
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Maintenance work on the superstructure
8.11 Main boom
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