2-44 Published 09-06-2019 Control # 691-01
SAFETY PRECAUTIONS NBT60L OPERATOR MANUAL
NOTE: The following checklist includes all features that
can be found on National Crane. Your crane may
not have some features.
Overload less than 25%
1
Stabilizer
Cylinders
Inspect for leaks.
2
Outrigger
Pads
Inspect for deformation and cracked welds.
Overload from 25% to 49%
1
Stabilizer
Cylinders
Inspect for leaks.
2
Outrigger
Pads
Inspect for deformation and cracked welds.
3
Outrigger
Beams
Inspect for deformation and cracked welds.
4
Outrigger
Boxes
Inspect for deformation and cracked welds.
5 Welds Inspect for cracks.
6 Paint
Inspect for cracked paint which could indicate twisted,
stretched, or compressed members.