PLANETARY GP 8P5785 - Caterpillar

VALIGN=TOP WIDTH="12%">33.3% 50.0% 0.0% 0.0% 50.0% 50.0%
6001-8000 hrs,
49-60 mo 6.0% 25.0% 0.0% 0.0% 75.0% 75.0%
This is a 24.0-hour job for Group 2
Before failure can only be applied to machines under 2000 hours.
An additional 74 hours will be allowed for after failure repairs.
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
*******Group 3*******
0-2000 hrs,
0-24 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
2001-4000 hrs,
25-36 mo 66.0% 75.0% 0.0% 0.0% 25.0% 25.0%
4001-6000 hrs,
37-48 mo 33.3% 50.0% 0.0% 0.0% 50.0% 50.0%
6001-8000 hrs,
49-60 mo 6.0% 25.0% 0.0% 0.0% 75.0% 75.0%
This is a 24.0-hour job for Group 3
Before failure can only be applied to machines under 2000 hours.
An additional 74 hours will be allowed for after failure repairs.
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
Rework Procedure
Before Failure Repair Procedure
Note: Before failure only applies to machines under 2000 hours.
Reference RENR4271 "Disassembly and Assembly for D6R Series II Track-Type Tractors Power Train" and RENR5626 "Disassembly and Assembly for D7R Series II Track-Type Tractors Power Train"
1. Remove the torque converter from the machine.
2. Remove the planetary carrier from the torque divider.
3. Remove the torque converter from the housing.
4. Remove the center shaft from the torque converter.
5. Remove the impeller assembly from the rotating housing.
6. Remove stator assembly from the impeller assembly.
7. Remove carrier assembly from the impeller.
8. Remove dowel retaining the outer race of the 179-9579 Bearing to the impeller.
9. Remove bearing retainer and bearing from the impeller
10. Check the clearance between the impeller and stator and the turbine and stator.
11. Install the 304-9651 Bearing into the new 1T-2070 Retainer.
12. Install the bearing and retainer into the impeller.
13. Install dowel between outer race of bearing and impeller.
14. Bolt bearing retainer to impeller.
15. Install seal ring and spring pins onto the 1T-2095 Carrier Assembly.
16. Install carrier into impeller assembly.
17. Install stator onto carrier assembly.
18. Install impeller onto rotating housing.
19. Reinstall torque converter shaft.
20. Reinstall the torque converter into housing.
21. Reinstall torque divider planetary.
22. Install the torque converter assembly into the machine.
After Failure Repair Procedure
Reference RENR4271 "Disassembly and Assembly for D6R Series II Track-Type Tractors Power Train" and RENR5626 "Disassembly and Assembly for D7R Series II Track-Type Tractors Power Train"
1. Perform work listed under before failure option replacing any other damaged components.
2. Begin cleaning power train oil system by cleaning all suction screens in the case, torque converter, and transmission.
3. Remove the power train oil cooler and flush the cooler lines.
4. Install Reman oil cooler core.
Note: Some of the earlier D6R Series II machine used a smaller 127-5537 Cooler core. Service Magazine SEPD0751 "A New Power Train Oil Cooler is Now Used on the D6R Series II Track-Type Tractors" addresses the change to the larger cooler listed in this service letter. If the machine has not been updated, use OR-8402 Cooler Core for the repair.
5. Remove final drives from the machine to inspect/clean the brake components.
6. Remove transmission for cleaning and inspecting.
7. Clean case sump and tubes.
8. Remove brake valve and clean inlet screens.
9. Reinstall final drives, transmission, and torque converter.
10. Replace power train oil filter.
11. Kidney loop the power train oil to cleanliness level of 16/13. Do not shift