Table 3-1. Operator/Crew Preventive Maintenance Checks
and Services (Cont'd)
NOTE: These checks are to be made in the order listed, within designated interval.
ITEM TO BE INSPECTED
PROCEDURE: Check for and
have repaired, filled, or adiusted
c. Check brake lock switch (3), floodlights and
witch (2), and amber warning light (on left front
ender) and switch (1) for proper operation.
Crane is inoperative.
d. Operate crane through full range of
Ievation, rotation and boom extension to check
performance of crane and hoist, pump control
linkage, and controls:
(1) Boom control lever (4)
(2) Hoist central lever (5)
(3) Crowd central lever (6)
(4) Swing control lever (7)
e. Inspect all hydraulic lines, hoses, and
ittings for leaks, abrasions, and damaged fittings