3667448 AXLE AR-OSCILLATING Caterpillar parts
994H
Rating:
Alternative (cross code) number:
CA3667448
366-7448
3667448
CA3667448
366-7448
3667448
WHEEL LOADER,
Compatible equipment models: 3667448:
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Caterpillar: Confidential Yellow
PRIORITY:CHECK RING GEAR RETAINERS IN FINAL DRIVES; 776, 777 WORLDWIDE EXCEPT FAR EAST AND S. AMERICA
The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.
CHECK RING GEAR RETAINERS IN FINAL DRIVES, 776 Tractors; 777 Trucks, 4050, 4054, PI3079 U-85 AU-73 C-73.1 E-50 O-61 priority Problem Each final drive on 776 Tractors and 777 Trucks utilizes four retainers to hold the ring gear on the hub. On the listed machines, the 5T7676 Retainers may not extend far enough into the groove around the ring gear. See Illustration. This lack of engagement in the groove can eventually allow the ring gear to come off the hub and cause a final drive failure. The 5T7676 Retainers are now made to extend into the groove. Earlier machines used a different part number retainer. Affected Machines And Parts If Needed 776 Tractors; 14H206-14H214 777 Trucks; 84A1136, 1286-1406, 1410-1412, 1414-1423, 1431 Parts For Both Sides If Needed: 8-5T7676 Retainer 8-4F7356 Lock Action Requested Inspect the retainers in all the listed machines. Measure the amount of retainer engagement in the ring gear groove. Illustration. (SEE ILLUSTRATION) If the amount of engagement is less than that shown, install new retainers and new locks. Again, check for proper engagement. U.S. and Canadian owners will receive the attached Owner Notification. When applicable, this work should be done at the same time as other PIP's on the same machines. Check your records. Warranty Allowances Caterpillar Dealer User Parts Labor Hrs. * Parts Labor Hrs. Parts Labor Hrs. 100% 8 0 0 0 0 * This is an 8-hr. job. Parts Disposition Dispose of the parts in accordance with your Warranty Bulletin on warranty parts handling. Completion Date Termination Date July 31, 1985. January 31, 1986. MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE Payments on claims for failures that occur after the completion date will be limited to the dollar amount of the PIP, i.e. the cost of repairs will be limited to the extent necessary to make only the repairs authorized in this Service Letter. Attach. COPY OF MAIL NOTIFICATION FOR U.S. AND CANADIAN OWNERS XYZ Corporation 3240 Arrow Drive Anywhere, YZ 99999 PRIORITY - Possibility of Final Drive Damage MODELS INVOLVED - 776 Tractors & 777 Trucks Dear Caterpillar Owner: On later 776 Tractors and 777 Trucks, a problem may exist in the final drives. These machines utilize four 5T7676 Retainers in
PRIORITY:CHECK RING GEAR RETAINERS IN FINAL DRIVES; 776, 777 WORLDWIDE EXCEPT FAR EAST AND S. AMERICA
The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.
CHECK RING GEAR RETAINERS IN FINAL DRIVES, 776 Tractors; 777 Trucks, 4050, 4054, PI3079 U-85 AU-73 C-73.1 E-50 O-61 priority Problem Each final drive on 776 Tractors and 777 Trucks utilizes four retainers to hold the ring gear on the hub. On the listed machines, the 5T7676 Retainers may not extend far enough into the groove around the ring gear. See Illustration. This lack of engagement in the groove can eventually allow the ring gear to come off the hub and cause a final drive failure. The 5T7676 Retainers are now made to extend into the groove. Earlier machines used a different part number retainer. Affected Machines And Parts If Needed 776 Tractors; 14H206-14H214 777 Trucks; 84A1136, 1286-1406, 1410-1412, 1414-1423, 1431 Parts For Both Sides If Needed: 8-5T7676 Retainer 8-4F7356 Lock Action Requested Inspect the retainers in all the listed machines. Measure the amount of retainer engagement in the ring gear groove. Illustration. (SEE ILLUSTRATION) If the amount of engagement is less than that shown, install new retainers and new locks. Again, check for proper engagement. U.S. and Canadian owners will receive the attached Owner Notification. When applicable, this work should be done at the same time as other PIP's on the same machines. Check your records. Warranty Allowances Caterpillar Dealer User Parts Labor Hrs. * Parts Labor Hrs. Parts Labor Hrs. 100% 8 0 0 0 0 * This is an 8-hr. job. Parts Disposition Dispose of the parts in accordance with your Warranty Bulletin on warranty parts handling. Completion Date Termination Date July 31, 1985. January 31, 1986. MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE Payments on claims for failures that occur after the completion date will be limited to the dollar amount of the PIP, i.e. the cost of repairs will be limited to the extent necessary to make only the repairs authorized in this Service Letter. Attach. COPY OF MAIL NOTIFICATION FOR U.S. AND CANADIAN OWNERS XYZ Corporation 3240 Arrow Drive Anywhere, YZ 99999 PRIORITY - Possibility of Final Drive Damage MODELS INVOLVED - 776 Tractors & 777 Trucks Dear Caterpillar Owner: On later 776 Tractors and 777 Trucks, a problem may exist in the final drives. These machines utilize four 5T7676 Retainers in