C3.3 and C4.4 Generator Sets Caterpillar

Fuel Injection Nozzles - Remove

Usage:

Removal Procedure

Start By:

Remove the fuel injection lines. Refer to Disassembly and Assembly, "Fuel Injection Lines - Remove and Install".

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NOTICE

Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life.

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NOTICE

Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products. Dispose of all fluids according to local regulations and mandates.

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Illustration 1	g01160547

Remove hoses (2) from fuel injection nozzles (1).
Remove bolts (3) and clamps (4).
Remove fuel injection nozzles (1) from the cylinder head. Remove O-ring seal (5) from the fuel injection nozzle.
Remove seat washer (6) from the cylinder head.
Note: If the original seat washer is not removed, the projection of the fuel injection nozzle will be incorrect when a new seat washer is installed.

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