FUEL INJECTOR REPLACEMENT (Contd)
Ensure antiseize compound does not contact fuel drain hole. Failure
to comply may result in damage to equipment.
Apply light coat of antiseize compound on threads of injector (3).
Install new gasket (2) and nut (1) on injector (3).
Install new saddle washer (5) on bottom of injector (3).
Ensure cylinder head bore is clean and there are no copper washers
at bottom of bore. Failure to comply may result in damage to
Apply coat of antiseize compound to threads of nut (1).
Position protrusion (6) on injector (3) with notch on cylinder head bore (7). Install fuel injector (3) in
cylinder head (4). Tighten nut (1) to 44 lb-ft (60 Nm).
Do not bend fuel lines when removing or installing lines. Failure to
comply may result in damage to equipment.
Install fuel return manifold and fuel high pressure lines (WP 0084 00). Do not tighten.
Crank engine to ensure fuel flows through the injector pump and
fuel lines to vent air from lines. The engine may start; ensure all
safety precautions for starting the engine are followed. Failure to
comply may result in injury to personnel and/or damage to
Crank engine to allow entrapped air to vent from high pressure lines (9). When fuel without air comes
from line (9), tighten nut (10) to 22 lb-ft (30 Nm). If necessary, repeat step for all injectors.
Start engine and check for leaks (TM 5-1940-322-10).
Close battery hatch (TM 5-1940-322-10).
Close engine hatches (TM 5-1940-322-10).
END OF WORK PACKAGE