Section V. CHASSIS MAINTENANCE - TM-10-3930-638-24-P0698

TM 10-3930-638-24&P

Section V. CHASSIS MAINTENANCE

This section contains the information you'll need to maintain the front

and rear chassis pivot components. It gives you instructions on how to

troubleshoot problems, and repair or replace the components that are

within the scope of direct support maintenance.

Para

Troubleshooting Symptom Index . . . . . . . . . . . . 3-25

Chassis Troubleshooting . . . . . . . . . . . . . . . . . . 3-26

Separation of Front and Rear Chassis. . . . . . . . . . 3-27

3-25. TROUBLESHOOTING SYMPTOM INDEX

Para/Malfunction Page

CHASSIS

Excessive noise at chassis pivot point when turning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Excessive play at chassis pivot point when turning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3-26. CHASSIS TROUBLESHOOTING

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

1. EXCESSIVE NOISE AT CHASSIS PIVOT POINT WHEN TURNING

Lubricate two grease fittings at chassis pivot points (refer to current lubrication order).

If lubrication does not reduce noise at pivot points, remove and check grease fittings for damage

2. EXCESSIVE PLAY AT CHASSIS PIVOT POINT WHEN TURNING

Carefully observe chassis pivot points while an assistant slowly drives vehicle over rough terrain.

If excessive play is observed at chassis pivot points, replace pivot bushing, bearing or pin (para 3-27).