TM 9-2320-302-34
0023 00-2
CRANKSHAFT REAR OIL SEAL REPLACEMENT - CONTINUED
0023 00
INSPECTION
NOTE
Minor wear line on crankshaft surface should be evident where contact was made with oil seal. This is nor-
mal.
1.
Inspect oil seal contact surface of crankshaft (5).
2.
Inspect exposed area of crankshaft (5) for dirt, burrs or rough surfaces.
3.
If necessary, clean/smooth crankshaft surface with abrasive cloth.
4.
Check runout of oil seal bore. Check bore with dial indicator mounted on end of crankshaft (5). This check must be
made with flywheel housing cover in place on engine and oil seal removed. Maximum runout of oil seal bore in fly-
wheel housing is 0.013 in (0.330 mm).
INSTALLATION
1.
Coat outside diameter of new oil seal (6) with light film of clean engine lubricating oil.
2.
Coat outside of crankshaft (5) with light film of clean engine lubricating oil.
5
5
6