Examples Of Bearing Failures - Mercury MerCruiser D2.8L D-Tronic Service Manual

SERVICE MANUAL NUMBER 22

Examples of Bearing Failures

90-860074--1 FEBRUARY 2002
a b
Scratched By Dirt
a - Scratches
b - Dirt Imbedded Into Bearing Material
c - Overlay Wiped Out
d - Bright (Polished) Sections
a
Tapered Journal
a - Overlay Gone From Entire Surface
b - Radius Ride
c - Craters Or Pockets
c
Lack Of Oil
b
Radius Ride
ENGINE MECHANICAL
d
70436
Improper Seating
c
70436
Fatigue Failure
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