ARMY TM 9-2815-260-24 AIR FORCE TO 38G1-126-2 MARINE CORPS TM 09244A/09245A-24 4-56 4.6.2.   FUEL INJECTION NOZZLE ASSEMBLY. NOTE The following procedures require complete access to the engine.  If necessary, remove engine from generator set, refer to TM 9-6115-672-14.   Mount engine on repair stand (NSN 4910-01-016-1835 or equal) as outlined in paragraph 4.10. a.     Removal. __________ WARNING Compressed air used for cleaning can create airborne particles that may enter the eyes. Pressure will not exceed 30psi (207 kPa). Eye protection required. CAUTION 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 disconnected. CAUTION Immediately fit protective caps over nozzle tips and line connections to avoid handling damage. (1) If removing only one fuel injection nozzle, loosen coupling nuts (2, Figure 3-17) and remove leak off line on each side of fuel injection nozzle. CAUTION Fuel lines are fragile and can become twisted and damaged during maintenance.  Always use one wrench to hold one fitting stationary while the other fitting is loosened or tightened.  Failure to comply can cause damage to equipment. (2) If removing all fuel injection nozzles, remove fuel leak-off line assembly, refer to paragraph 3.12.4. (3) Loosen coupling nut (2, Figure 3-17) and remove leak-off T-fitting (2, Figure 4-44) from each fuel injection nozzle (6) to be removed.  Remove and discard washer (3). (4) Disconnect fuel injection line from nozzle.  Cap openings. (5) Remove capscrew (5).