Lukas HP Cylinders - Manual (Page 21)

21
10. Maintenance and service
A visual inspection must be carried out after every use, but at least once a year. Every
three years or if there is any doubt regarding the safety or reliability of the equipment, a
functional test must also be performed. (Please also observe the relevant valid national and
international regulations pertaining to service intervals of hydraulic equipment).
ATTENTION!
Clean off any dirt before checking the device!
WARNING / CAUTION / ATTENTION!
In order to carry out maintenance and repair work, tools appropriate for the job
and personal protective equipment are essential.
Inspections to be carried out:
Visual inspection
• Cylinder and piston rod undamaged and not deformed,
• Piston guard plate present and undamaged,
• Valves free of damage and deformation,
• General tightness (leaks),
• Handle present and secure,
• All screwed connections tight
• Type plate, warning signs and other markings present and legible,
• Couplings must be easy to couple,
• Dust protection caps must be present.
Operational check
• Piston can be fully extended and retracted (see chapter on "Technical Data"),
• Flawless and smooth extension and retraction when pressurised.
• No suspicious noises.