TM 5-6115-400-35
Figure 89. Removing and installing camshaft front bearing.
the crankshaft to flow to the upper end of
(b) Drain engine oil and remove oil pan,
the connecting rod. The bearing shells
pump and associated tubing (refer
are held in place by bearing caps.
(4) The upper end of each connecting rod
(c) Remove the piston ring travel ridge
contains a bushing with an oil hole and a
from the cylinder sleeve (refer to
radial groove to allow the oil, pumped
through the connecting rod, to lubricate
(d) Remove nuts securing connecting
the piston pin.
rod bearing caps. Remove bearing
b. Pistons and Piston Rings.
caps and free lower end of
(1) Removal of piston and rod assembly.
connecting rods from crankshaft.
Replacement of connecting rod bearings
Remove bearing shells from
may be accomplished without removing
bearing caps and connecting rods.
pistons and connecting rods from the
(e) Carefully remove each piston and
engine. If rod bearing removal only is
connecting rod assembly by pushing
required, follow steps (b) and (d).
assembly out through top of cylinder
(a) Remove the cylinder heads (refer to
sleeve.
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