51 PERIODIC SERVICE B Adjusting Alternator Drive Belt Tension To avoid personal injury: A Be sure to stop the engine before checking belt tension. A Allow the engine to cool down sufficiently before adjustment. [If equipped with the belt cover with rubber checking belt cover; the first 2 digits of the engine serial number are other than 8L, 8N, and 8Q.] C Checking procedure 1. Park the vehicle on a flat surface. 2. Stop the engine and remove the key. 3. Move the checking belt cover to the direction of the arrow in the figure (1). 4. First of all, apply finger pressure of 98N (10 kgf, 22 lbs.) to the belt at the center of the checking belt window as shown in the figure (2). 5. Repeat step 4.
to measure the belt tension. 6. If the deflection of the belt is over the prescribed value, the alternator drive belt should be adjusted. 7. Replace the alternator drive belt if it is damaged. Consult your local KUBOTA dealer. 8. Make sure to set the checking belt cover again in place after checking. (1) Belt cover (2) Checking belt cover (3) M8 bolt (4) Lock nut (A) Finger pressure of 98N (10 kgf, 22 lbs.) (5) Adjusting bolt (6) Checking belt window (7) Alternator drive belt (8) M10 bolt C Adjusting procedure 1. Loosen the lock nut. 2. Loosen the M8 bolt. 3. Loosen the M10 bolt slightly (approx. 5 degrees). 4.
Adjust the alternator drive belt tension by fastening the adjusting bolt until the deflection of the belt is set within acceptable limits (approx. 7.5 mm). Belt type A type belt (22 in.) Limited deflection of the belt at the center of the checking belt window approx. 10.5 mm (0.41 in.)