SHIELD ASSEM. 6N2452 - Caterpillar

Removal Procedure
Personal injury can result from failure to disconnect the battery.First, disconnect the negative battery cable. Then, disconnect the positive battery cable.A positive power lead can cause sparks if the battery is not disconnected. Sparks can possibly result in battery explosion or fire.
Disconnect the batteries.
Place identification marks on all of the harness assemblies and disconnect the harness assemblies.
Remove the belt. Refer to Operation and Maintenance Manual, "Belts - Inspect/Replace".
Illustration 1 g01261334
Remove bolt (1), the washer, and the spacer.
Remove bolts (5) and (7), washers (4) and (6), and nut (3).
Remove alternator (2). Installation Procedure
Illustration 2 g01261334
If necessary, install the pulley on alternator (2). Install the nut and tighten the nut to a torque of 127 10 N m (94 7 lb ft).
Position alternator (2) on the alternator mounting bracket. Install bolt (1), the washer, and the spacer.
Install bolts (5) and (7), washers (4) and (6), and nut (3).
Tightened bolts (1), (5), and (7) to a torque of 105 20 N m (77 15 lb ft)
Install the belt. Refer to Operation and Maintenance Manual, "Belts - Inspect/Replace".
Connect the harness assembly to alternator (2) and install the bolt. Tighten the bolt to a torque of 4.4 1.0 N m (39 9 lb in).
Connect the harness assembly to alternator (2 ) and install the nut. Tighten the nut to a torque of 18 2 N m (13 2 lb ft).
Connect the batteries.