ARMY TM 9-2815-254-24
AIR FORCE TO 36G1-94-2
Open valve on fuel injector tester and operate lever at one stoke per second.
Spray should start at 1706 psi (120 kg/cm2) and a well atomized spray pattern (refer to FIGURE 3-5) should
FIGURE 3-5. Fuel Injector Spray Pattern
Turn adjusting screw (16, FIGURE 3-4) as necessary to obtain starting pressure and spray pattern in step
Repeat step e and operate level to hold pressure at 290 psi (20.4 kg/cm2) below opening pressure.
No drops should fall from fuel injector within 10 seconds.
Remove fuel injector from tester and place in a vise.
Install capnut (14) and tighten to 25.5 ft-lbs (34.0 Nm).
Remove fuel injector from vise.
N O T E
lf existing fuel injectors are being used, ensure they are installed in loca-
tions as marked during removal.