TM 9-2320-364-102-138 Table 2-5. Operators Preventive Maintenance Checksand Services (Monthly) - CONT.LocationItemNo.IntervalItem toCheck/ServiceProcedureNot Fully MissionCapable if:97MonthlyCrane Control Levers -(Cont).(i) Move SWING control lever (9)to clockwise position to moveboom (7) clockwise. Check thatboom does not turncounterclockwise.(j) Rotate boom counterclockwiseto right side of truck, betweenoutrigger jack and LHS hook.∑Keep hook block at least two ft. (0.61 m) from end of boom. Ifhook block hits end of boom it may damage cable or hook block and crane will lose control functions. Wait six seconds for powerto return and check crane for damage.∑Do not let cable unwind and become slack or cable may gettangled on drum.NOTE∑Operate TELESCOPE and HOIST levers at the same time.∑Crane movements from one lever may be slower than other when operating two levers together.(k) Move TELESCOPE controllever (10) to OUT position toextend boom (7) while movingHOIST control lever (2) to DOWNposition to pay out cable (3).Boom will not telescope.