GASKET KT-YM 3948228 - Caterpillar

Rework Procedure
Refer to the Service Manual if/as necessary.
1. Ensure the new lower ripper brackets being installed are of the appropriate engineering change level before proceeding to Step 2. See the Parts Stock Action.
2. Ensure that there are at least 2 ripper shanks installed in the working position in the outer shank pockets on the ripper carriage. Lower the ripper to the ground while driving slowly forward to bury them at least half way. Stop forward motion, place the machine in neutral and back up slightly to put rearward pressure on the ripper shanks. Set the park brake.
3. Refer to the Operation Section in the OMM under the "Equipment Lowering with the Engine Stopped" to place the blade and ripper on the ground.
4. Support the 189-0985 Lower Ripper Frame Assembly appropriately to prepare for removing the brackets. Attach a suitable lifting device to the 189-0985 Ripper Frame.
5. Remove the 5C-6565 Bolts retaining the 2K-0703 Retainer Plate. Remove the 3K-8510 Pin through the rod end of the ripper cylinder. Refer to Image 1.2.1.
Image1.2.1
6. Remove the 6V-7687 Locknut and 8T-5412 Bolt from both lower ripper pins. Remove the 1U-0156 Lower Ripper Pins from the machine. These bolts, washers, shims and pins will not be reused. Refer to Images 1.3.1 and 1.3.2.
Image1.3.1
Image1.3.2
7. Lower the forward portion of the lower ripper frame to suitable cribbing to provide access to the lower ripper brackets attached to the rear of the case. Refer to Image 1.4.1.
Image1.4.1
8. Remove the (6) 6V-8190 Nuts retaining each lower ripper bracket. These nuts and washers will not be reused. Refer to Image 1.5.1.
Image1.5.1
9. Clean paint and debris from mating surfaces on tractor main frame and brackets. Install the new 7T-1095 and 1U-0300 Bracket Assemblies on to the back of the machine utilizing (6) 8T-5361 Washers and (6) 6V-8190 Nuts on each side. Tighten the nuts to a torque of 900 N-m (663 ft-lbs).
10. Replace (2) Bearing-Sleeves if needed in front bores of the lower ripper frame assembly. Refer to KENR5130-03 for bearing removal and installation procedure. Refer to Image 1.6.1.
Image1.6.1
11. Raise the 189-0985 Lower Ripper Frame Assembly and install the 1U-0159 Pins. Shim both sides of the pin joint as needed with 9N-4449 and 9N-4450 Shims. Refer to Images 1.7.1 and 1.7.2.
Image1.7.1
Image1.7.2
12. Install the 8T-5412 Bolt and 6V-7687 Locknut on each pin joint. Refer to Image 1.8.1.
Image1.8.1
13. Install the 3K-8510 Pin through the rod end of the ripper cylinder and install the 5C-6565 Bolts retaining the 2K-0703 Retainer Plate. Refer to Image 1.9.1.
Image1.9.1
14. Grease the lower pin joints since new bearings and pins have been installed. Refer to Image 1.10.1. See the OMM.
Image1.10.1
15. Start the machine and check for proper ripper functionality.