TM 5-2420-230-24-1
Table 3-6. Unit Troubleshooting Table. -- Continued
Malfunction
Test or Inspection
Corrective Action
53.
NOISY DIFFERENTIAL OR DRIVESHAFT.
NOTE
Rear axle shares oil with rear hub; front axle cannot share oil with front hub.
Step 1.
Check axle oil level (1) for contamination (TM 5-2420-230-10) and drain plug (2) for metal shavings.
If metal shavings are present, notify Direct Support maintenance (Para J-8 or Para J-14).
If axle oil level (1) is low or contaminated, drain and fill (Para 14-4).
Step 2.
Check U-joints for excessive lateral movement.
If unserviceable, replace U-joints (Para 14-5).
54.
DRIVELINE VIBRATION.
Step 1.
Inspect driveline: drive shafts (1) and U-joints for excessive play.
If drive shafts (1) or U-joints are damaged or having dents or missing weights, replace if necessary