This task covers:
______ _e _ re ___ ____ ' _
General mechanic's tool kit:
_ qui __ ent C ___ t on
_pe _ al Tool
Hood raised and secured (TM 9-2320-280-10).
Engine access cover removed (TM 9-2320-280-20)
(rear injection nozzles only).
Battery ground cable disconnected
(rear injection nozzle only)
__ ner_ ___ t_ Ins _ uct ons
___ er___ Part _
Do not perform this procedure near fire, flames,
______ _e _ renc __
___ nt _____ _e __
Diesel fuel is highly flammable. Do not perform this procedure
near fire, flames, or sparks. Severe injury or death will result.
Cover or plug all hoses, connections, and openings immediately
after disconnection or component removal to prevent contamina-
tion. Remove all plugs prior to connection.
The fuel injection nozzle replacement procedures for pre-1990,
1990 and above 6.2 L engines and 6.5 L engines are the same.
Refer to engine decal model number on left rocker arm cover
before ordering replacement parts, since parts are not inter-
Removal and installation procedures for all eight injection
nozzles are basically the same. This procedure covers one injec-
Have drainage container available to catch fuel.
Perform step 1 if replacing rear injection nozzles.
Loosen clamps (6) and remove fuel return hose (2) and cap (10) from fuel injection nozzle (7).
Loosen clamps (6) and disconnect fuel return hoses (2) from fuel injection nozzle (7) .
Remove screw-assembled washer (4) from clamp (3) and support bracket (1).
Loosen and disconnect two fuel injection line nuts (5) from fuel injection nozzles (7).
Using injection nozzle socket, remove fuel injection nozzle (7) and gasket (8) from cylinder head (9).
Discard gasket (8).