RETAINER 9W9278 - Caterpillar

ACTION REQUIRED
Refer to the attached Rework Procedure.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
*******Group 1*******
0-2000 hrs,
0-24 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 2.0-hour job for Group 1
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
*******Group 2*******
0-2000 hrs,
0-24 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 2.0-hour job for Group 2
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
Rework Procedure
Group Number 1
1. Remove apron and trunnions according to the D&A manual.
2. The end-cap bolts and trunnion hardware will not be reused.
3. The trunnion and cap joints must be clean. If they are not clean, the integrity of the bolted joint could be compromised. Inspect the following for paint, grease, oil, or debris and clean if found:
__a. trunnion cap to apron bolted joint surfaces
__b. trunnion to bowl bolted joint surfaces
__c. all bolt hole threads
4. If nicks or burrs are found on the trunnion joint surfaces noted in the previous step, the integrity of the bolted joint could be compromised as well. Inspect these joints for nicks or burrs and remove high spots if found.
5. When installing new bolts, apply 4C-4030 Thread-Lock to bolt threads.
6. Install trunnions to bowl sides.
7. Tighten the trunnion bolts to a torque of 125 +/- 15 Nm.
8. Reinstall apron to trunnions according to the D&A manual.
9. Tighten the end-cap bolts to a torque of 750 +/- 90 Nm.
Group Number 2
1. Remove apron and trunnions according to the D&A manual.
2. The end-cap bolts and trunnion hardware will not be reused.
3. The trunnion and cap joints must be clean. If they are not clean, the integrity of the bolted joint could be compromised. Inspect the following for paint, grease, oil, or debris and clean if found:
__a. trunnion cap to apron bolted joint surfaces
__b. trunnion to bowl bolted joint surfaces
__c. all bolt hole threads
4. If nicks or burrs are found on the trunnion joint surfaces noted in the previous step, the integrity of the bolted joint could be compromised as well. Inspect these joints for nicks or burrs and remove high spots if found.
5. When installing new hardware, apply 4C-4030 Thread-Lock to bolt threads.
6. Install trunnions to bowl sides.
7. Tighten the trunnion bolts to a torque of 270 +/- 25 Nm.
8. Reinstall apron to trunnions, according to the D&A manual.
9. Tighten the end-cap bolts to a torque of 750 +/- 80 Nm.