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3-30.4. Assembly of Camshaft.
a.
Clamp camshaft (6, FIGURE 3-101) in a soft-jawed vise.
b.
install key (11) and thrust plate (10) on camshaft (6).
c.
Place timing gear (9) on camshaft with stamped timing mark facing out.
d.
Apply engine lubricating oil (ML-L-2104) to threads of bolt (7). Install bolt (7) and washer (8) on camshaft
and tighten bolt to 79.5 ft-lbs (107.8 Nm).
3-30.5. Installation.
a.
Apply a coat of engine lubricating oil (ML-L-2104) to camshaft (6, FIGURE 3-101) and camshaft bearings.
b.
Slide camshaft (6) into engine block, using care not to damage camshaft bearings.
c.
Secure thrust plate (10) to engine block using two screws (5). Tighten screws to 168 in-lbs (19.0 Nm)
d.
Manually rotate camshaft and check for smooth rotation.
e.
Install pistons and connecting rods, refer to paragraph 3-28.5.
f.
Install oil pump, refer to paragraph 3-18.3.
Install crankcase, refer to paragraph 3-29.3.
g.
h.
Apply a coat of engine lubricating oil (ML-L-2104) to idler gear (3) and idler gear shaft (4) bearing.
i.
Position idler gear shaft (4) and idler gear (3) on engine block with setting marks X and "Y facing front of
engine.
When installing camshaft (6) use extreme care to avoid contact be-
tween camshaft and engine block. Install it slowly and use both hands.
Otherwise, equipment damage could occur.
ARMY TM 9-2815-254-24
AIR FORCE TO 38G1-94-2
3-157
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