Every 2000 Service Hours or 1 Year
9. Observe the coolant level. Maintain
the coolant level to within 1 cm (1/2 inch)
of the bottom of the fill pipe.
10. Stop the engine. Add more coolant
if necessary.
11. Inspect the radiator cap gasket.
Replace it, if it is damaged. Install the
radiator cap.
TM 5-3805-258-24-1
ENGINE VALVE LASH
Measure the Valve Lash (Clearance)
WARNING
To prevent possible injury, do not use the
starter motor to turn the flywheel.
CAUTION
With the engine stopped and cold, measure the
valve clearance. Always turn the flywheel in the
direction of normal rotation.
Valve Clearance Check
When the valve clearance is checked,
adjustment is not necessary if the
measurement is in the range given in the
Valve Clearance Check chart.
Valve Clearance Check
Intake . . . . . . . . . . . . .
0.30 to 0.46 mm (.012 to .018 in.)
Exhaust . . . . . . . . . .
0.56 to 0.72 mm (.022 to .028 in.)
Valve Clearance Setting
If the measurement is outside the range
given for valve clearance check, adjustment
is necessary. Set the clearance to the
nominal clearance given in the Valve
Clearance Setting chart. Refer to
Section 4 of this manual.
Valve Clearance Setting
Intake . . . . . . . . . . . . .
0.38 mm (.015 in.)
Exhaust . . . . . . . . . .
0.64 mm (.025 in.)
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