BUSHING 4F9450 5H0976 - Caterpillar

Replace the in-line fuel filter connector assemblies on the Fuel Control Manifold is required when replacing the ARD Combustion Head or the Fuel Control Valves.IMPORTANT: Do not use anti-seize or any other substance on the threads of the fittings.
Illustration 1 g02304653
Typical example
(1) In-line filter fitting
Remove the fuel line. Refer to Disassembly and Assembly, "Combustion Head Group (ARD) - Remove and Install" for the correct procedure.
Illustration 2 g02304654
Typical example
Attach a 1.22 m (4 ft) length of 5P-0767 Hose and a 5D-1026 Hose Clamp to the fuel line at position (X).
Route the hose to a suitable container for fuel that can hold a minimum of 11.4 L (3 US gal) to catch the fuel being flushed. Note: A quantity of 7.6 to 11.4 L (2 to 3 US gal) of fuel will be flushed in this procedure. Ensure that the container that is used to catch the fuel is adequately sized.
Select the “ARD Fuel Line Flush” service test. The “ARD Fuel Line Flush” is completed in 5 minutes.
Install the fuel line to the ARD combustion head. Refer to Disassembly and Assembly, "Combustion Head Group (ARD) - Remove and Install" for the correct procedure.