Maintenance Procedure - RaycoWylie i3500 Instruction Manual

6.5

Maintenance procedure

• Place crane where it will cause the least interference with other equipment
or operations in the area.
• Set all controls in the off position and ensure all operating features are
secured from inadvertent motion.
• Render starting means inoperative.
• Lower the boom to the ground, if possible, or otherwise secure against
dropping.
• Lower the load block to the ground or otherwise secure against dropping.
• Relieve hydraulic oil pressure from all hydraulic circuits before loosening
or removing hydraulic components.
• "Warning" or "Out of Order" signs shall be placed on the crane controls and
be removed only by authorized personnel.
• After adjustments and repair have been made, the crane shall not be re-
turned to service until all guards have been reinstalled, trapped air removed
from the hydraulic system and safety devices reactivated. The instructions
shall be provided by the crane manufacturer for the removal of air from
hydraulic circuits.
Telescopic Cranes Pressure Sensing
Before adjustments and repairs are started on a crane,
the following precautions shall be taken as applicable:
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i3500 Maintenance
Instruction Manual