LONG BLOCK M 0R4564 - Caterpillar

1. Remove the clutch inspection cover from housing (3).2. Turn the flywheel until one plate and locknut (1) can be seen. Loosen the locknut (1) two turns. Hit the plate lightly to make certain it is loose.3. Turn the flywheel 180° and loosen the other plate and locknut (1) as in Step 2.4. Turn the adjusting ring (2) to increase tension of flywheel clutch control lever when engaging clutch. Locate the adjusting ring (2) at a point so that a force of 35 to 45 lbs. (15.9 to 20.4 kg) is needed to engage the clutch. (Measure this force needed at the top of the flywheel clutch control lever without the handle).5. Tighten each of the two locknuts (1) against the plates.6. Install the clutch inspection cover to housing (3). After an adjustment is made to the flywheel clutch, it should be followed by an adjustment of the FLYWHEEL CLUTCH AND INTERLOCK LINKAGE.Clutch Brake Adjustment
1. Put the flywheel clutch control lever in the disengaged (not engaged) position.2. Loosen locknut (4) and turn adjusting nut (3) to obtain dimension (A). Dimension (A) is the distance, 3.44 in. (87.4 mm), from the top of the brake loading spring to the top of washer (2). Tighten locknut (4).3. Loosen locknut (5) and hold flywheel clutch control lever in the most forward position. Turn adjusting bolt (1) until the brake band makes some contact (not tight) with the brake drum.4. Release the flywheel clutch control lever. Turn the adjusting bolt (1) two complete clockwise revolutions.5. Tighten locknut (5).