Table 2-5. Operators Level Preventive Maintenance Checks and Services (Monthly) (CONT).
Not Fully Mission
(i) Move SWING control lever (8) in CCW
position to turn boom (9) counterclockwise. Be
sure boom rotates counterclockwise.
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.
Keep hook block at least two ft. (0.61 m) from end of boom. If hook block
hits end of boom it may damage cable or hook block and crane will lose
control functions. Wait six seconds for power to return and check crane for damage.
Do not let cable become slack or cable may get tangled on drum.
(j) Move HOIST control lever (10) to DOWN
position to pay out cable (11) approximately
two ft. (0.61 m). Move HOIST control
lever (10) to UP position to take up cable (11).