3054 and 3056 Industrial and Generator Set Engines Caterpillar

3054 Engine Crankshaft Pulley

Illustration 1	g00868569
Typical example

(1) Crankshaft pulley

(2) Thrust washer

(3) Tighten the bolts that hold the crankshaft pulley to the crankshaft to the following torque. ... 115 N·m (85 lb ft)

Note: Most four cylinder engines do not use a vibration damper. A balancer group is usually installed to these engines on the crankshaft.

3056 Engine with Crankshaft Vibration Damper and Pulley

Illustration 2	g00632479
Typical example

(1) Crankshaft

(2) Vibration damper

(3) Crankshaft pulley

(4) Tighten the bolts that fasten the crankshaft pulley to the vibration damper to the following torque.

M8 ... 35 N·m (26 lb ft)

M12 ... 75 N·m (55 lb ft)

(5) Tighten the bolts that hold the vibration damper to the crankshaft to the following torque. ... 115 N·m (85 lb ft)