3406E and 3456 Generator Set Engines Caterpillar

Removal Procedure

1. Turn the battery disconnect switch to the OFF position.

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Illustration 1	g00596882

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Illustration 2	g00596913

2. Put identification on the harness assemblies for installation purposes. Remove the harness assemblies from alternator (3) .

3. Loosen nuts (5) on the adjustment rod.

4. Loosen the nut on bolt (1). Push the top of the alternator toward the cylinder block. Remove V-belt (2) .

5. Remove bolts (1) and (4). Remove alternator (3) .

Installation Procedure

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Illustration 3	g00596882

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Illustration 4	g00596913

1. Put alternator (3) in position on the alternator bracket and install bolt (1) .

2. Put the adjustment rod in position on the alternator and install bolt (4) .

3. Install V-belt (2). Tighten the V-belt. Refer to Testing and Adjusting, "Belt Tension Chart".

4. Tighten nuts (5) to a torque of 30 ± 15 N·m (22 ± 11 lb ft).

5. Install the harness assemblies on the alternator.

6. Turn the battery disconnect switch to the ON position.