4
3
TM 9-4940-568-10
2-49
Table 2-5. Operator’s Level Preventive Maintenance Checks and Services (Monthly) (CONT).
Item
No.
Interval
Item to
Check/
Service
Procedure
Not Fully Mission
Capable If:
Keep boom clear of shelter, all electrical lines and other obstacles while operating
crane. Failure to comply may result in injury or death to personnel.
Do not operate crane unless both outrigger jacks are properly set up. Shelter
could turn over causing serious injury or death.
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 or death.
Do not hit outrigger jack with load hook or damage to equipment may occur.
Do not swing crane until boom is at 0 degrees and mast is fully extended or
damage to equipment may occur.
48
Monthly
Crane Control
Levers
(d) Move BOOM control lever (3) to UP
position until boom (4) is at 45 degree angle as
shown on boom indicator.
Boom will not raise.
