TM 5-4320-300-14
6-9. VALVES, CAMSHAFT, AND TIMING GEARS (CONT )
Location/Item
Action
Remarks
24. Idler gear
Inspect for wear, pitting, and scoring. Replace
bearing
bearing with excessive wear or damage. Re-
move slight scoring with P-C-458 crocus cloth.
NOTE
When a new bearing is installed in the idler gear, it must not protrude beyond the gear face on
either side and must sustain an axial load of 200 pounds (907 kg) minimum without pushing out of
the gear.
25. Idler gear
Examine both faces of thrust washers. If
thrust
either face is scored or worn excessively,
washers
replace washers.
ASSEMBLY OF
CAMSHAFT
26. Camshaft
Install new end plugs in camshaft and drive
plugs to 1.94 to 2.06 inches (49.28 to
52.32 mm) into the shaft bores.
6-65