ARMY TM 9-2815-260-24
AIR FORCE TO 38G1-126-2
MARINE CORPS TM 09244A/09245A-24
Opening pressure of all fuel injector nozzles on engine should be within 100 psi (700
kPa) of each other. Replace any fuel injection nozzle that is not within specified limit.
Perform chatter test as indicated below:
Until chattering range is reached, fuel will emerge in non-atomized streams.
Operate nozzle tester at a pumping rate that will cause fuel injection nozzle to chatter.
FIGURE 4-44. FUEL INJECTION NOZZLE ASSEMBLY