DRIVER 4883664 - Caterpillar

12 Volt Alternator
Illustration 1 g00959541
A typical alternator
(1) Tighten terminal nut "W" to the following torque. ... 2 N m (17 lb in) (2) Tighten terminal nut "D+" to the following torque. ... 4.3 N m (38 lb in) (3) Tighten terminal nut "B+" to the following torque. ... 4.3 N m (38 lb in)Tighten the pulley nut (not shown) to the following torque. ... 80 N m (59 lb ft)Alignment of the alternator pulley to the crankshaft pulley ... 2.4 mm ( 0.0945 inch)Rotation ... clockwisePolarity ... Negative earthV-Belt
Note: The V-belt must be checked by a gauge. Refer to Operation and Maintenance Manual, "Alternator and Fan Belts - Inspect/Adjust/Replace" for the correct type of gauge in order to check the V-belt.V-belt tension ... 535 N (120 lb)