Follow these instructions to keep the ATF cooler cleaner working properly:
Replace the two magnetic nonbypass spin-on filters after every 20 hours of use, based on the hour meter, or when you notice a restriction in the ATF flow.
Check the level and condition of the fluid in the tank before each use.
Replace the ATF in the tank when it looks dark or dirty.

Countershaft Disassembly (M/T)
NOTE: Refer to the Exploded View in the countershaft reassembly, as needed,
when removing components pressed onto the countershaft.
Securely clamp the countershaft assembly in a bench vise wi ...
Changing the Engine Oil and Filter
Always change the oil and filter according to the maintenance messages shown
on the information display. The oil and filter collect contaminants that can damage
your engine if they are not removed ...
Inspection
Install the nut on the damper shaft end, and set the socket wrench and
T-handle on the nut.
Compress the damper assembly by hand, and check for smooth operation
through a full ...