MOTOR GP-PISTON 5263943 - Caterpillar

Illustration 1 g01166578
(1) Air conditioner compressor (2) Idler pulley (3) Fan pulley (4) Belt tensioner for the alternator belt (5) Alternator (6) Idler pulley (7) Idler pulley (8) Alternator Belt (9) Belt tensioner for the fan drive belt (10) Fan drive belt (11) Idler pulley (12) Crankshaft pulleyYour engine is equipped with two serpentine belts. For maximum engine performance and maximum utilization of your engine, inspect the belts for wear and for cracking. Replace the belts, if necessary.To replace the fan drive belt, perform the following Steps:
Insert a ratchet with a square drive into the square hole that is located in belt tensioner (9). Rotate the belt tensioner clockwise in order to relieve tension on the fan drive belt. Remove the fan drive belt.
Install the new fan drive 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.To replace the alternator belt, perform the following Steps:
Insert a ratchet with a square drive into the square hole that is located in belt tensioner (4). Rotate the belt tensioner counterclockwise in order to relieve tension on the alternator belt. Remove the fan drive belt.
Install the new alternator 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.