Maintenance and Service
8.5.7
8.5.7 Bleeding air from the hydraulic
system
Bleed the air from the hydraulic system:
• after changing the hydraulic oil
• after working on the hydraulic system
• if your crane works slowly or jerkily
WARNING
Air in the hydraulic system can lead to faults
and damage
To bleed air from the hydraulic system, pro-
ceed as follows:
Move each crane cylinder and each hydraulically
operated piece of add-on equipment at least twice
to its end positions (slowly).
Operator's Manual GB
97