3306 VEHICULAR ENGINE FOR D5B, D6D & D7G TRACTORS – Precombustion Chambers

Remove Precombustion Chambers

START BY:

a) remove glow plugs

b) remove fuel injection valves

1. Drain the coolant from the cooling system and the cylinder block.

2. Remove the precombustion chamber from the cylinder head with tool (A).

Install Precombustion Chambers

1. Install a new O-ring seal (1) on precombustion chamber (2).

2. Put 5P3931 Anti-Seize Compound on the threads of precombustion chamber (2).

3. Put a 5M2667 Gasket with “2C” on it on the precombustion chamber. Put liquid soap on the bore in the cylinder head and O-ring seal (1). Install the precombustion chamber in the cylinder head and tighten it to a torque of 150 ± 10 lb.ft. (205 ± 14 N·m) with tool (A).

NOTE: If the hole for the glow plug is not in range (A), remove the precombustion chamber. Remove the gasket.

4. If the hole was in range (B) install a 2S8959 Gasket with “2S” on it on the precombustion chamber. Install the precombustion chamber in the cylinder head and tighten it to a torque of 150 ± 10 lb.ft. (205 ± 14 N·m) with tool (A).

5. If the hole was in range (C) install a 2S8960 Gasket with “2X” on it on the precombustion chamber. Install the precombustion chamber in the cylinder head and tighten it to a torque of 150 ± 10 lb.ft. (205 ± 14 N·m) with tool (A).

6. Fill the cooling system with coolant to the correct level. See Maintenance Guide.

END BY:

a) install fuel injection valves

b) install glow plugs

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