TM 9-2320-302-34
0031 00-2
CRANKSHAFT FRONT OIL SEAL REPLACEMENT - CONTINUED
0031 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 for dirt, burrs or rough surfaces.
2.
If necessary, clean crankshaft surface with abrasive cloth.
INSTALLATION
1.
Coat outside diameter of new oil seal (5) with a light film of clean engine lubricating oil.
2.
Coat outside of crankshaft (6) with a light film of clean engine lubricating oil.
NOTE
Ensure butt end of crankshaft, both sides of seal inserter base, and inside of seal inserter housing are clean,
smooth, and free of foreign material or damage.
3.
Position seal inserter base (7) on front of crankshaft (6).
4.
Install two guide studs (8) through two holes in seal inserter base (7) and into two crankshaft pulley/vibration damper
mounting bolt holes, 180 degrees apart.
5.
Hand tighten two guide studs (8) until seal inserter base (7) is tight against end of crankshaft (6).
6.
Install oil seal (5) onto crankshaft (6) as far as it will go by hand.
7.
Position seal inserter collar (9) against oil seal (5).
8.
Install seal inserter housing (10) over center screw (11) of seal inserter base (7) and two guide studs (8), and against oil
seal (5).
9.
Install thrust bearing (12) on center screw (11) with case side of thrust bearing against seal inserter housing (10).
10.
Install and tighten seal inserter nut (13) until inside surface of seal inserter housing (10) is firmly seated against seal
inserter base (7).
5
6
