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.

Transmission End Cover ATF Feed Pipe Replacement (A/T)
Remove the snap ring (A), the 3rd clutch feed pipe (B), and the feed pipe
flange (C) from the end cover (D).
Install a new O-ring (E) over the 3rd clutch feed pipe.
In ...
Brake/Clutch Fluid
Specified fluid: Honda Heavy Duty Brake Fluid DOT 3
Use the same fluid for both the brakes and clutch.
NOTICE
Brake fluid marked DOT 5 is not compatible with your
vehicle’s braking system and ca ...
Fuel Tank Replacement
Drain the fuel tank until it is less than half full.
Reinstall the fuel tank unit without connecting the fuel tank unit 4P
connector and the quick-connect fitting (feed l ...