3412 INDUSTRIAL & MARINE ENGINES Caterpillar

1. Turn the fuel supply valve to the "OFF" position.

2. Remove two bolts (2). Remove fuel priming pump (1).

3. Use Tool (A) to remove filters (3).

4. Mark two hoses (6) for identification. Disconnect two hoses (6) from filter base (4). Cap and plug immediately.

5. Remove bolts (5) from the filter base. Remove filter base (4).

6. Remove studs (7) if necessary.

NOTE: If studs (7) are removed, upon installation put 9S3263 Thread Lock Compound on the last 7.6 mm (.30 in) of studs (7). Tighten studs (7) to a torque of 70 ± 14 N·m (50 ± 10 lb ft).

NOTE: For installation of the fuel priming pump and filter base, reverse the removal steps.

7. Turn the fuel supply valve to the "ON" position.