6 Maintenance
Servicing
Checking the hydraulic system for
leaks
WARNING
Hydraulic oil under pressure can
escape from leaking lines and cause
injuries to the skin.
Wear suitable protective gloves,
industrial goggles etc.
WARNING
Hydraulic hoses become brittle over time!
Hydraulic hoses must not be used for a period
longer than six years.
The BGR 237 specifications must be complied with.
Differing national laws must be taken into account.
– Check pipe and hose connection screw
joints for leaks (traces of oil)
Hose lines must be replaced if:
• The outer layer is damaged or becomes
brittle and cracks begin to form
• They are leaking
• There are any unnatural deformations (e.g.
bubble formation or buckling)
• A fitting is detached from the hose
• A fitting is heavily damaged or corroded
Pipes must be replaced if:
• There is abrasion and a loss of material
• There are any unnatural deformations and
bending stress is detected
• They are leaking
– In the event of a loss of oil, contact the
authorised service centre
24
8 50988078001 [EN]
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