CRANKSHAFT MAIN BEARINGS MAINTENANCE

TM 10-3930-660-24-2

CRANKSHAFT MAIN BEARINGS MAINTENANCE

0272 00

THIS WORK PACKAGE COVERS

Removal, Cleaning, Inspection, Installation

INITIAL SETUP

Materials/Parts - Continued

Tools and Special Tools

Tool kit, general mechanic's (Item 39, WP 0324 00)

Thrust bearing (5)

Shop equipment, automotive maintenance (Item 21,

References

WP 0324 00)

Bearing inserter (Item 3 and 4, WP 0324 00)

Materials/Parts

Cleaning compound, solvent (Item 10, WP 0323

Equipment Condition

00)

Vehicle parked on level ground (TM 10-3930-660-

Oil, lubricating (Item 30, WP 0323 00)

10)

Lubriplate 105 (Item 26, WP 0323 00)

Engine oil pan removed (WP 0219 00)

Plastigage (Item 38, WP 0323 00)

Rag, wiping (Item 40, WP 0323 00)

Engine oil pump inlet tube removed (WP 0220 00)

REMOVAL

End play is controlled by the dimensions of the thrust

FRONT OF

bearing and crankshaft journal at the no. 6 main bear-

CRANKSHAFT

ing position.

Measure crankshaft end play using a dial indicator as

shown.

Push crankshaft forward, then toward rear of engine.

CRANKSHAFT

Record end play measurement. This data will be

END PLAY

needed later during thrust bearing installation.

CRANKSHAFT

END PLAY

409-919

NOTE: BEARING REMOVAL INSTRUCTIONS FOR MAIN BEARINGS

1 AND 7 WILL BE COVERED IN THE INSTALLATION SECTION.