Tools Required

1. Inspect the drive sprocket support (522) for the following conditions:

•	Damaged splines

•	A damaged drive sprocket support bearing

•	A damaged turbine shaft bushing (pressed inside the support)

2. Remove the drive sprocket support bearing only if the bearing is damaged.
3. Remove the drive sprocket support assembly only if the support is damaged.



4. Assemble J 23907 and J 26941 .
5. Use J 23907 and J 26941 in order to remove the bearing assembly (521) from the drive sprocket support.



6. Remove the four drive sprocket support bolts (524).
7. Remove the drive sprocket support assembly (522).