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UT
Handbook for Use and Maitenance – 50000 WB-80-87-95
Edition
01/11
Revisione
00
41
50000WB_e111_E.doc
IMPORTANT NOTE:
NEVER WELD OR DRILL THE LOAD BEARING
STRUCTURES.
FOR MAINTENANCE OPERATIONS ON THE HYDRAULIC SYSTEM,
SUPPORT THE BOOM AND RELEASE THE PRESSURE.
BEFORE DISMOUNTING THE VALVES FROM THE CYLINDER, RELEASE
THE PRESSURE BY COMPLETELY SLACKENING THE REGISTERS.
CAREFUL REGULAR MAINTENANCE WILL EXTEND THE LIFE OF THE CRANE
AND MAKE IT SAFER.
3.5 - MAINTENANCE TO BE CARRIED OUT AFTER A LONG PERIOD OF
INACTIVIT
In case the crane is not going to be used for a long period of time, it will be
necessary to use the following precautions:
•
Verify the level of the oil inside the oil-tank if necessary add oil;
•
Eliminate condensation from inside tank oil;
•
Verify functioning of electric and safety devices.