BRACKET 9Y4253 - Caterpillar

ACTION REQUIRED
If SOS samples and/or metal debris is noted on the magnetic plug in the final drive group due to a suspected soft gear hub, then replace the 1066531/">106-6531. Improved heat treat hubs are available. These requirements must be met in order to apply this after failure porgram:
- Iron in the SOS sample is at the Action Require Point of 125 ppm
- The magnetic plug in the final drive must include visible iron particles
If one side meets the above failure requirements, the opposite final drive should be removed and reworked as well.
Reference UENR1065 for the "Disassembly and Assembly: 789D and 789D XQ
Highway Trucks Power Train" for this work.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-10000 hrs,
0-36 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
10001-10800 hrs,
37-42 mo 27.0% 50.0% 0.0% 0.0% 55.0% 50.0%
10801-11600 hrs,
43-48 mo 20.0% 50.0% 0.0% 0.0% 60.0% 50.0%
11601-12400 hrs,
49-52 mo 13.0% 50.0% 0.0% 0.0% 65.0% 50.0%
12401-13200 hrs,
53-58 mo 7.0% 50.0% 0.0% 0.0% 70.0% 50.0%
13201-14000 hrs,
59-64 mo 0.0% 50.0% 0.0% 0.0% 75.0% 50.0%
This is a 112.0-hour job
This is a 112.0 hour job to rework both sides.
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.