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5.4 REGULAR MAINTENANCE CHECKS
STRUCTURE INSPECTION
• Clean the machine carefully prior to the inspecon.
• Carry out a visual inspecon to establish the structure's overall condion, focusing in parcular on the welding. If you
noce any weakening and/or slight cracks, contact one of the manufacturer's authorised service centres immediately.
• Ensure that there are no loose or missing bolts, nuts or screws, and that the components are securely fastened.
• Make sure the electrical cables are not broken or disengaged.
• Check the condion of the power cable to the control panel(s).
• Check that the warning labels and instrucon manual are present.
• Check that the basket and drop down bar are in good condion
CHECKING THE LOCKING DEVICES
• Check that all the pins and lock pins are
correctly in place;
• Check the pin play. If there is any visible
movement, the sliding parts must be replaced.
• Check the ghtening screws on the pin clamps
and the locking devices. If they have worked
loose, ghten to the torque rates stated.
SLEWING BEARING BOLT TIGHTNESS CHECK
Check, via an authorised service centre, that the
bolts fastening the slewing bearing are ght.
CHECKING THE WEAR PADS
• Perform a visual inspecon to check the condion of the wear pads.
• If the wear pads show wear (A) amounng to over 3 mm, they must be replaced.
• On no account must the screw heads or the upper part of the clamps that hold the wear pads on the arm protrude
from the internal prole of the said pads.
• The wear pads must be replaced by a service centre authorised by the manufacturer.
CHECKING THE OUTRIGGERS
Check that there is no sign of wear, oxidaon, or foreign maer on the stem.
Check that there are no oil leaks from the outriggers, in parcular from the valves which guarantee the load capacity.
In the event that leaks are found, have the gaskets replaced at one of the manufacturer's authorised repair centres.
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