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.

Low Oil Pressure Indicator
This indicator should never come on when the engine is running. If it starts
flashing or stays on, the oil pressure has dropped very low or lost pressure. Serious
engine damage is possible, and ...
CMP Pulse Plate Removal and Installation
Removal
Remove the air cleaner.
Remove the intake manifold chamber.
Disconnect the following engine wire harness connectors, and remove the
wire harness clamps ...
Secondary Shaft 2nd Gear Axial Clearance Inspection (A/T)
Install the thrust needle bearing (A), the needle bearing (B), 2nd gear
(C), the thrust needle bearing (D), the 43 x 54.5 mm thrust washer (E), the
39 mm cotters (F), and the cotter retain ...