OPERATE GROVE CRANE IN SAND OR MUD
CAUTION
Take necessary precautions to ensure a firm footing for the crane
outriggers by using a field-expedient blocking underneath the outrigger
pads. Refer to FM 4-30.31 for additional information on vehicle recovery
operations.
NOTE
Lubricate outrigger bottom plate, boom wear pads, and exposed rotation
gears often when cranes are operating in dusty environment (refer to
PMCS - Semiannual procedures (Volume 2, WP 0184) for more
information).
1.
When operating a grove crane in a blowing sand environment, perform the following:
2.
Check gear teeth of rotation gear bearing and pinion for an accumulation of sand
within the lubricant.