Table 3-2. Preventive Maintenance Checks and Services
Item to be inspected
Adjust, repair, or replace control lev-
ers, pedals, or linkage.
Inspect for excessive wear or fraying
of strands. Replace defective cables.
Main Hoist and Boom
Visually inspect for frayed cables, ex-
fective cables. Inspect brake and
clutch bands on hoist drums. Adjust
as necessary. Report defective clutch
or brakes to organizational main-
Replace defective clutch or brake lin-
wear and adjustment.
Adjust as necessary.
Engine Valve Mechanism
ment. Correct setting for Model
0.012 inch (Hot)
0.014 inch (Cold)
Model D333TA is:
Intake 0.015 inch (Hot)
0.017 inch (Cold)
0.028 inch (Cold)
Section IV. OPERATOR'S MAINTENANCE
3-9. Engine Clutch Adjustment
a. General. The engine clutch, when engaged,
This section contains information necessary for
operator/crew maintenance of the crane-shovel, as
transfers power from engine to power take-off output
authorized by the maintenance allocation chart.
shaft which actuates the operating mechanisms. A drive
chain connects engine drive sprocket to main drive
3-8. Engine Inspection and Service
sprocket. Clutch control is through adjustable linkage
a. Inspection. Visually inspect engine compartment
from lever at operator's station to power takeoff. The
for cleanliness. Investigate all accumulations of oil, dirt,
clutch is in need of adjustment when it will not pull the
or dust, to assure that no lubricant or coolant leakage
load; it gets hot, or clutch control lever jumps out of the
Assure that all external lines, fittings, or
accessories are securely mounted and that no hardware
b. Adjusting the Engine Clutch.
or accessory is missing.
Report all defects to
(1) Refer to current lubrication order LO 5-
3810-201-12 for interval and type of lubricant to service
instructions on oil filters, air cleaner, or oil strainer.