ARMY TM 9-2815-256-24
AIR FORCE TO 38G1-96-2
MARINE CORPS TM 2815-24/5
Connect fuel return line and fuel supply line to pump.
Connect throttle control system, refer to end item maintenance manual.
3-29. FUEL INJECTION NO7ZLE.
Compressed air used for cleaning can create airborne particles that may enter the eyes. Pressure will
not exceed 30 psig (207 kPa). Eye protection required.
Before removal, carefully remove all dirt from cylinder head around fuel injection nozzles. Clean
with compressed air to prevent dirt from entering cylinders or valve seats. Plug bore in cylinder head
after each fuel injection nozzle has been removed. Cap fuel line openings as soon as they are
Immediately fit protective caps over nozzle tips and line connections to avoid handling
Do not bend fuel delivery lines, as this may affect their durability. When loosening fuel pressure
lines, hold male union of nozzle line stationary with a second wrench.
Loosen coupling nut (3, FIGURE 3-112) and remove tee (1) from nozzle (5). Remove and discard grommet
When all fuel injection nozzles have to be removed, disconnect leak-off line assembly at fuel tank, at
injection pump, and at each nozzle tee-fitting. Lift off complete leak-off line as an assembly.
Disconnect fuel injection line from nozzle. Cap openings.
Remove bolt (4) securing nozzle (5) to cylinder head.
Pull injection nozzle out of cylinder head with a suitable prying tool placed between bracket (8) and spacer (9).
Clean nozzle bore with nozzle bore cleaning tool. Blow debris from bore with compressed air and plug bore to
prevent entry of foreign material.