3304 & 3306 – Crankshaft Pulley Disassembly and Assembly

Remove Crankshaft Pulley (Industrial Engine)

1. Remove hub retaining bolt (1) and washer (3) from end of crankshaft. Install a spacer (2), washer (3) and bolt (1) on crankshaft. The spacer is installed behind the washer to get about 1/8 in. (3.2 mm) clearance between washer (3) and pulley (4).

NOTE: With the spacer installed, force during pulley removal will be on the end of the crankshaft rather than the bolt threads if the spacer were not used.
If the spacer is not used, damage to the bolt thread can be the result.

2. Install tooling (A) and loosen pulley from the crankshaft.

3. Remove tooling (A).

4. Remove bolt, washer, spacer and crankshaft pulley from crankshaft.

Install Crankshaft Pulley (Industrial Engine)

1. Install crankshaft pulley (1), washer (2) and bolt (3).

2. Tighten bolt (3) to a torque of 210 to 250 lb.ft. (284 to 340 N·m). Hit the bolt with a hammer. Tighten bolt again to a torque of 210 to 250 lb.ft. (284 to 340 N·m).

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