Slinging should be done properly and with soft surface and fire retardant slings. Minimum 2 main chords should be wrapped around.
Loads must be equally distributed over the main chords. Loading a truss on one chord leads to internal torsional forces that are not included in the data
and calculations provided.
A documented inspection by a competent person should be done at least once a year or more often if required by any other circumstances.
The inspection should be done according machine directive EC 2006/42 and local legal rules for truss used as lifting equipment.
For permanent structures the inspection should be done according to EC 2011/305 directive. As often as it is required the inspections should be made
according to all local legal and building rules. The P30/P32/P33 truss have to be checked visually for any damage that can have an impact on the safety,
each time before use!
The user is predominantly responsible for safe use of truss elements. Before
and all other accessories.
Initial inspection of any new or acquired used truss:
•
the elements should be inspected and a record should be done.
Regular visual inspections:
•
should be done by a competent person before each use
Periodic inspection:
•
should be done by a competent person at least once a year.
Truss that were used in an accident have to be inspected to the requirements of the periodic inspections.
assembly it is necessary to check the truss elements, connection parts