Park the machine on a level surface, engage the parking brake, lower the hopper, shut off the engine, and remove the key.
Remove the existing tub.
Secure the new tub to the frame using 4 bolts, 4 washers, and 4 nuts.

Using the new tub as a template, mark and drill 2 holes (9/16 inch).

Install the remaining hardware to secure the tub to the frame.

Torque the bolt to 37 to 45 N∙m (27 to 33 ft-lb).