TM 5-3895-382-24
2.
Clean the seat for the main bearing in the cylinder block
and clean the upper main bearings.
Illustration 216
3.
Install upper main bearings (8) with the location tabs in
the correct position in the cylinder block. Lubricate
upper main bearings (8) with clean engine oil.
Illustration 217
4.
Ensure that the main bearing journals of crankshaft (7)
are clean. Attach lifting straps and a suitable lifting
device in order to position the crankshaft in the cylinder
block.
5.
Clean upper thrust washers and lubricate upper thrust
washers (9). Place upper thrust washers (9) in the
cylinder block on both sides of the center main bearing.
NOTICE
Ensure that the slotted sides of the thrust washers are
toward the crankshaft.
6.
Clean the lower main bearings. Install the lower main
bearings in the main bearing caps with the location tabs
in the correct position. Lubricate the lower main bearing
caps with clean engine oil.
7.
Clean the lower thrust washers and lubricate the lower
thrust washers. Place the lower thrust washers in the
cylinder block.
Illustration 218
8.
Ensure that the dowels for main bearing caps (4) are in
the correct position in the main bearing caps or in the
cylinder block. Install main bearing caps (4) in the
position that is marked during the removal process. All
of the location tabs on the main bearings should be on
the same side. The serial number that is stamped on
the main bearing cap should match the number that is
stamped on the bottom face of the cylinder block.
NOTE:
The connecting rod caps can be held on the
connecting rod with two bolts and two nuts. The
connecting rod caps can also be held on the
connecting rod with two bolts that are threaded
into the connecting rod.
9.
Install bolts (3) in the main bearing caps. Tighten the
bolts to a torque of 265 ±40 Nm (196 ±30 lb-ft).
Illustration 219
10.
Install connecting rod caps (6) and connecting rod cap
bolts (5). Tighten the bolts to a torque of 155 Nm
(115 lb-ft).
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