Maintenance work on the superstructure
8.7 Main boom
8 - 48 3 302 364 en Maintenance manual
GMK 4100L-1
25.11.2016
• Extend the telescopic section I to 50%.
• Use the grease gun (PAL1) to lubricate the
upper inner slide faces at the lubricating
nipples (1) on both sides.
• Fully retract telescopic section I.
• Fully extend and retract telescopic section
I again so that the grease is distributed
over the telescope slide faces.
Telescopic
sect
ion
II - VI
• Observe the following instructions regarding maintenance work.
The following diagrams show the lubrication of the telescopic section
VI.
The telescopic sections
V, IV, III, II are lubricated in the same way.
• Extend the telescopic section VI 100% and
the telescopic section
V approx. 25%.
• Use a brush or a roller (PAL1) to lubricate
the outer, upper and outer, lower slide
faces (3).
• Use the grease gun (PAL1) to lubricate the
upper inner slide faces at the lubricating
nipples (1) on both sides.
• Use the grease gun (RHUS SW 2) to
lubricate the locking pins at the grease
nipples (2) on both sides.
• Lock and unlock the telescopic section VI
several times, so that the grease is
distributed over the locking pins.