108
Maintenance and Service
Operator's Manual GB
8.3.2
Filters
• Check the filter indicator. If red, replace the
cartridge.
8.3.2 Monthly inspection and mainte-
nance
In addition to the daily inspection, carry out the
following each month:
Piston rods
• In cases where the cylinder piston rod is
exposed to pollution due to the parking
location, the chromed surfaces must be
cleaned and oiled to prevent corrosion. This
needs to be done regularly.
Pivot pins and bushes
• Inspect all the pivot pins and bushings for the
crane boom and cylinders for damage, play,
etc.
Bolts and screw fixings
• Check that bolt and screw fixings are not
loose. If loose contact a HIAB service work-
shop
Cables and sensors
• Check that these are in good condition.
Lubrication schedule
• Carry out the lubrication according to the
instructions.
Slewing bearing / Upper column bearing
• Check that the slewing bearing / upper col-
umn bearing is lubricated sufficiently.
Hydraulic system
• Check that the hydraulic pump attachment
screws are tightened.
• Check if the oil in the hydraulic system needs
to be changed.
• Or have the oil tested by a workshop or
specialist.