TUBE AS 3150265 - Caterpillar

Illustration 8 g02177041
Remove eight bolts from the belly guard (E). Remove the guard and both hinges.
Lower the guard safely to the ground using an appropriate hydraulic jack.
Secure the rear drive shaft yoke in order to prevent the yoke from moving.
Illustration 9 g02177044
Remove eight bolts from the rear drive shaft (F) and remove the rear drive shaft .
Illustration 10 g02177690
Remove six bolts from two panels (G) located above the rear wheels on the left and right side of the machine.
Illustration 11 g02177702
Remove two bolts from the clips of the hydraulic lines (H) from the left and right side of the machine. The lines are located along the frame under panels (G) .
Remove the bolts from the top transmission mounts. Install bolts that are 127 mm (5 inch) longer.Note: The longer bolts are temporary and are for the guiding of the transmission as the transmission is raised in order to keep proper alignment.
Support the transmission with the appropriate hydraulic jack.
Illustration 12 g02177754
Illustration 13 g02177816
Remove four bolts from each of the lower transmission mounts (J). Remove the mounts.
Clean the area of the lower transmission mounts clear of debris and paint.
Illustration 14 g02210734
Left side lower transmission mount
Illustration 15 g02210774
Mark the frame using the center of the holes of the lower transmission plates. Repeat for right side lower transmission mount.
Remove the original lower transmission plates.Note: The lower base plate between the original lower transmission mount and the frame will not be removed. The lower base plate will remain in place on the frame.Installation of the 304-4218 Plate
Install the new 304-4218 Plates . Using the holes on the plate, align the plate with the marks from Step 15.
Illustration 16 g02210883
Ensure that the bevels on the plate are facing down on the frame.
Illustration 17 g02214334
(1) 8 mm (0.315 inch) fillet weld (2) 8 mm (0.315 inch) fillet weld
Weld the plates into place. Use an 8 mm (0.32 inch) fillet weld.
Illustration 18 g02214333
Install four 9W-9930 Mount Assemblies (4) and 2 9W-6582 Sleeves (3) into each 304-8704 Lower Support Assembly (5) .
Install the new 304-8704 Lower Support Assembly (5) onto the transmission. Use the four original bolts and hard washers.
Lower the transmission down and install the new plates to the frame. Use four 8T-6381 Bolts (6), 8T-5439 Hard Washers (7), and 7X-2622 Washers (8)
Tighten the 8T-6381 Bolts to a torque of 460 60 N m (339 44 lb ft).Note: Verify that the rubber is not pinched into the joint.
Remove the longer bolts from the top transmission mounts from Step 11. Install the original bolts.
Install all hoses, brackets, plates, and drive shafts.