29
229042ABASJ46 AJ+, SJ46 AJ, SJ51 AJ
Scheduled Maintenance Inspections Section 1 – Scheduled Maintenance
1.6-9 Boom Assembly
1
Rotary actuator
▪
There are no loose or missing parts, and there
is no visible damage.
▪
All fasteners are correctly tightened.
▪
All hoses are correctly tightened and there is
no sign of hydraulic leakage.
2
Jib (B)
▪
There are no loose or missing parts, and there
is no visible damage.
▪
All fasteners are correctly tightened.
▪
All hoses are correctly tightened and there is
no sign of hydraulic leakage.
3
Boom (B)
▪
There are no loose or missing parts, and there
is no visible damage.
▪
All fasteners are correctly tightened.
▪
All hoses are correctly tightened and there is
no sign of hydraulic leakage.
▪
Make sure there are no visible cracks in
welds or structure and there are no signs of
deformation.
4
Cable Track (B)
▪
There are no loose or missing parts, and there
is no visible damage.
5
Wear Pads (B)
▪
All fasteners are correctly tightened.
▪
There are no loose or missing parts, and there
is no visible damage to the wear pads.
6
Riser (B)
▪
There are no loose or missing parts.
▪
There is no visible damage.
▪
All fasteners and pins are correctly tightened.
▪
There are no visible cracks in welds
or structure and there are no signs of
deformation.
7
Cylinders (B)
▪
Make sure the cylinders are correctly installed.
▪
Make sure there is no indication of leaks or
damage.
▪
Make sure all pins and bushings are secure
and properly tightened.
8
Control Cables and Hoses (B)
▪
There are no loose or missing parts, and there
is no visible damage.
▪
All hoses are correctly tightened and there is
no sign of hydraulic leakage.
6
3
2 4
8
7
1
5
5
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