DAMPER AS 10R0716 - Caterpillar

Illustration 1 g06291467
(1) Belt guard
Illustration 2 g06100041
Alternator and serpentine belt
(2) Belt tensioner
(3) Serpentine belt
Illustration 3 g06100132
Typical belt tensioner
(4) Square hole for ratchetInspection
Inspect the belt for wear and for cracking. Replace the belt if the belt is not in good condition.Check the belt tension according to the information in the Specifications Manual, "Belt Tension Chart".Slippage of loose belts can reduce the efficiency of the driven components. Vibration of loose belts can cause unnecessary wear on the following components:
Belts
Pulleys
BearingsReplacement
Remove the belt guard (1).
Insert a ratchet with a square drive into the square hole (4) that is located in the tensioner (2) for the belt.
Rotate the tensioner counterclockwise to relieve tension on the belt. Remove the belt (3).
Install the new belt correctly, as shown. Be sure that the belt is fully seated on the pulleys. The correct tension will automatically be applied when the ratchet is removed.
Install the belt guard.