3412E, C30 and C32 Marine Engines Caterpillar

Vibration Damper and Pulley - Remove and Install

Usage:

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Table 1
Required Tools
Tool	Part Number	Part Description	Qty
A	-	Guide Bolts (5/8-18 NF)	2

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Remove cover (1) from the front of the engine.
Remove the V-belt.
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Illustration 2 g01095215
Remove two bolts that are opposite each other. Install Tooling (A). Remove the remainder of bolts (2).
Use a suitable lifting device to remove crankshaft vibration damper and pulley (3) from the crankshaft. The weight of the crankshaft vibration damper and pulley is approximately 45 kg (100 lb).

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Table 2
Required Tools
Tool	Part Number	Part Description	Qty
A	-	Guide Bolts (5/8-18 NF)	2

If the pulley was removed from the crankshaft vibration damper, the studs must be installed to a torque of 65 ± 10 N·m (48 ± 7 lb ft) and the nuts tightened to a torque of 135 ± 20 N·m (100 ± 15 lb ft).
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Illustration 3 g01095215
Install Tooling (A) in the end of the crankshaft.
Use a suitable lifting device to install the crankshaft vibration damper and pulley (3) on Tooling (A). The weight of the crankshaft vibration damper and pulley is approximately 45 kg (100 lb).
Install bolts (2). Remove Tooling (A) and install remaining bolts (2).
Install the V-belt on the pulley.
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Illustration 4 g01095210
Install cover (1) on the front of the engine.