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Maintenance and Service
Operator's Manual GB
8.3.3
Add-on equipment etc.
• Maintain all add-on equipment, auxiliary
equipment etc. according to the instructions
supplied with it.
8.3.3 Annual maintenance
Take the crane, at least once a year, to a HIAB
service workshop for inspection and maintenance.
Carry out the following maintenance at least once
a year.
Hydraulic oil
• Change the hydraulic oil.
Or have it tested by a workshop or specialist.
Oil in the slewing gear boxes
• Change the oil in the slewing gear boxes.
Or have it tested by a workshop or specialist.
Hydraulic system oil tank filler cap
• Change the filler cap.
• Replace filters.
Slewing bearing
Check the tightening torque:
• The bolts must be carefully retightened to the
torque value recommended in the technical
specification. Contact a Hiab workshop.
• Check and retighten fastening bolts of the
slewing bearing to the frame:
• Remove cover
①
.
• Retighten fastening bolts through the hole
②
.