Chamberlain Tractor Info: Part 3 by Don
Part 1: click here Part 2: click here TAPPET ADJUSTMENT for the 55D and 55DA tractors. The valves are operated from the camshaft through cam followers, push rods and overhead rocker arms, the latter being provided with the necessary adjustment for manufacturing tolerances, wear, etc., by means of a screw and locknut. To ensure that the valves always seat correctly…