2-11. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
Table 2-5. Operators Level Preventive Maintenance Checks and Services (Monthly) (CONT).
Not Fully Mission
(n) Check first, second, and third extensions of
boom (4) for broken welds and obvious
Operator should be stationed to be able to see load at all times during crane
operation. Boom and load moving out of control could cause serious injury
(o) Check all hoses (9), fittings (10), valves
(11) and cylinders (12) for leaks.
Class III leak is evident.
(p) Check for cracked and broken welds.
(q) Check turntable bearing bolts (13) for