Table 2-5. Operators Preventive Maintenance Checks
and Services (Monthly) - CONT.
Not Fully Mission
(q) Check first, second, third, and
fourth extensions of boom (7) for
broken welds and obvious damage.
Operator should be stationed to be able to see load at all times
during crane operation. Operate crane from RH or LH remote
control station if load is not visible from main crane control panel.
Boom and load moving out of control could cause serious injury to
(r) Check all hoses (13),
fittings (14), valves (15) and
cylinders (16) for signs of leaks.
Class III leak is
(s) Check for cracked and broken
(t) Check turntable bearing
bolts (18) for obvious looseness.