Maintenance work on the superstructure
8.14 Other maintenance work
8 - 84 3 302 746 en Maintenance manual
GMK5200-1
09.03.2018
8.14.4 Lubricating the step
Grease, spare
parts, tools
–Brush.
Prerequisites – The turntable must be locked.
– The engine must be switched off and secured against unauthorised use;
à p. 2 - 3.
Retracting/
extending
• Familiarise yourself with the description in the operating instructions of
retracting/extending the step (from the crane cab or at the outrigger con-
trol unit);
à Operating manual.
Greasing • Fully extend the step.
• Remove the step (1) and the grille (2) – the
rails (3) are now exposed.
• Clean the rails (3).
• Lubricate the rails (3) lightly with a brush.
• Retract and extend the step several times.
Whilst doing so, check that the step is mov-
ing easily on the rails.
• Check that the electric spindle motor (4) is
running smoothly and without jerking.
• Attach the step (1) and the grille (2).
• Fully retract the step.
If the step is stiff, bent or does not retract completely, have the step aligned
and adjusted by
Manitowoc Crane Care or an authorised GROVE dealer.
Designation GROVE part no.
Lubricant RHUS SW 2; 1 kg
(Apply the grease with a brush)
03325215
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