Primary And Secondary Fuel Filter Element (9.0 L Engine)-Replacement

CAUTION: High-pressure fluid remaining in fuel lines can cause serious injury. Only technicians familiar with this type of system should perform repairs. Before disconnecting fuel lines, sensors, or any other components between the high-pressure fuel pump and nozzles on engines with High Pressure Common Rail (HPCR) fuel system, wait a minimum of 15 minutes after engine is stopped.

NOTE: Do not clean fuel precleaner and change final fuel filter at the same time. Doing so will make it difficult to restart the machine. Perform fuel precleaner cleaning procedure then run engine before changing the primary and secondary fuel filter.

Change primary and secondary fuel filters if performance decline is noticed or if service code ECU/A00 1347.07 is displayed on cornerpost.

2. Shut OFF engine.

3. Thoroughly clean exterior of filter elements and filter mounting areas.

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CAUTION: Fuel in filters may be under pressure. Do not remove filters without completing the following step.

NOTE: Use a catch pan when draining fuel and when removing fuel filters.

4. Drain fuel contaminates and relieve pressure from primary fuel filter (A) and secondary fuel filter (B) by opening drain valves (C).

NOTE: Additional fuel will drain from filter housings.

5. Close drain valves and remove fuel filters.

A-Primary Fuel Filter
B-Secondary Fuel Filter
C-Drain Valves

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IMPORTANT: Do NOT prefill either fuel filter with fuel.

NOTE: Lube filter seals with diesel fuel before installing filters.

6. Install new primary fuel filter (A) and secondary fuel filter (B). Tighten 3/4 turn after seal contacts filter housing.

7. Turn key switch ON for 60 seconds to allow fuel pump to prime fuel system.

8. Start engine and run 3 to 5 minutes at low idle.

A-Primary Fuel Filter
B-Secondary Fuel Filter

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