3116 and 3126 Truck Engines Fuel Transfer Pump – Remove

Removal Procedure

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Remove tube assembly (3) and tube assembly (2) from fuel transfer pump (1). Plug and cap all openings. This helps to prevent fluid loss, and this helps to keep contaminants from entering the system.

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Remove bolts (5) and fuel transfer pump (1) from unit injector hydraulic pump (4) .

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Remove O-ring seal (6) from the unit injector hydraulic pump. Inspect O-ring seal (6) for wear or damage. If the O-ring seal is worn or damaged, use a new part for replacement.

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Remove the fittings for the fuel inlet port and the fuel outlet port from fuel transfer pump (1) .

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