TM-9-2815-220-24

AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL FOR AVDS-1790 2CA, 2DA and 2DR Air-Cooled 12-Cylinder Diesel Engines

TM-9-2815-220-24 - Page 1154 of 1563

TM 9-2815-220-24

CRANKSHAFT MAIN BEARINGS INSPECTION

0138 00

INSPECTION (Continued)

5. Check side clearance of center main bearing halves (1,2).

a. Using a feeler gauge, check clearance between bearing (1) flange and number 4 main

bearing journal in crankcase (5).

b. Using a feeler gauge, check clearance between bearing (2) flange and number 4 main

bearing cap.

c. Replace bearings that do not measure within 0.004 to 0.008-inch (0.1016-0.2032 mm)

clearance.

A

5

1

2

6

B

WP 0138 00-4