Plugged fuel filter

Procedure

Loosen the bolt (Item 1) at the top of the fuel filter [Al.

Loosen the plug at the top {Item 1) and the side {Item 2) of the fuel injection pump [ID.

Operate the fuel lift pump lever pushing fuel and air through the vent plugs �.

NOTE: If the lift pump will not pump fuel, rotate the engine crankshaft a small amount.

When all the air is removed from the fuel system, close the vents in the following order:

a. Final Fuel Filter (Item 1) [Al.

b. Injection Pump side plug (Item 2) [ID.

c. Injection Pump top plug (Item 1) [ID.

Loosen all the fittings at the fuel injectors high pressure lines [Q].

Move the throttle to half open position. Turn the engine with the starter until fuel shows at the fittings. Tighten the fittings to 15 ft.-lbs. ( 20 Nm) torque. B.4325

B-3873