TM 5-3805-280-24-2
Crankshaft, Main Bearings and Flywheel
INSTALL CRANKSHAFT
15
50
CAUTION: Crankshaft is heavy. Plan a proper
lifting procedure to avoid injuries.
1. Carefully position crankshaft onto main bearing inserts
using a hoist and lift sling.
2. Apply a liberal amount of clean oil to bearing insert.
Dip entire main bearing cap screws in clean engine oil
and position them in main bearing caps.
IMPORTANT: Make sure main bearing caps are
installed in locations from which they
were removed. Numbers (B) stamped on
the caps should match number stamped
on pan rail of block. Arrow (C) on cap
must point toward camshaft side of
block.
3. Install main bearing caps so bearing tang (A) in cap
and cylinder block are together on same side of
cylinder block.
A--Bearing Tang
B--Stamped Numbers
C--Cast Arrow
Continued on next page
RG,15,DT7432 1914NOV971/3
13-228
