C4.4 Marine Generator Set Caterpillar

Disassembly Procedure

Start By:

1. Remove the aftercooler. Refer to Disassembly and Assembly, "Aftercooler - Remove and Install" for the correct procedure.

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Illustration 1	g03619516

1. Remove allen head bolts (11) from outlet cap (9). Remove the outlet cap from the assembly of the aftercooler.

2. Remove O-ring seal (8). Remove spacer (7) and O-ring seal (6).

3. Remove allen head bolts (10) from inlet cap (1). Remove the inlet cap from the assembly of the aftercooler.

4. Remove O-ring seal (2).

5. Carefully tap the rear face of tube stack (3) with a soft faced hammer and block of wood in order to drive the tube stack from housing (5).

   Note: Use a block of wood in order to protect the tube stack.

6. Remove O-ring seal (4).

7. If necessary, remove drain valve (13) from housing (5). Remove O-ring seal (12) from the drain valve.