ENGINE MECHANICAL
SERVICE MANUAL NUMBER 22
90-860074--1 FEBRUARY 2002
Page 3A-125
MAIN BEARINGS (MEASUREMENT)
1. Inspect bearings. Refer to Examples of Bearing Failures.
2. To check clearance of center main bearings:
a. Install bearings in original carrier halves, if removed.
b. Observing marks made earlier, assemble carriers. Torque bolts with washers to
42 Nm (31 lb-ft).
c. Measure inner diameter of bearing as shown.
70310
Measuring Inner Diameter Of Bearing
d. Measure outer diameter of matching crankshaft journal as shown.
70311
Measuring Outer Diameter Of Journal
e. Calculate difference between measurement taken in step c. and d. (clearance) and
refer to specifications for maximum clearance of bearing being checked.