56
4
9
Inspect Sump
1. Remove oil seal and discard.
2. Visually inspect sump for cracks, stripped
threads, and wear in bearing surfaces. If
damage is found, replace the sump.
Cleaning Sump
1. Wash the sump thoroughly with kerosene
or other commercial solvent.
2. Wash sump again using a stiff brush with
soap and hot water.
3. Rinse sump thoroughly with hot running
water.
4. Repeat washing and rinsing until all traces
of oil sludge are gone.
Main Bearings
Plain Bearings
Plain (or machined) bearings are not repairable.
If a plain bearing is scored or worn beyond reject
its size, the cylinder or cover/sump must be
replaced.
DP™Bearings
DP™ bearings are not repairable. If a DP™
bearing is scored or worn beyond its reject size,
the cylinder or cover/sump must be replaced.
NOTE: Standard and reject sizes for the main
bearings are listed in Section 12 - Engine
Specifications.
Oil Seals
Cylinder
Press in new oil seal to a depth of 0.156 - 0.206
in. (3 - 5mm) (Figure 9-2).
Figure 9 - 2
Sump
Press in new oil seal to a depth of 0.157 - 0.276
in. (4 - 7 mm) (Figure 9-3).
Figure 9 - 3
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