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Page Title:
Failure of engine to decelerate. |
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 TM 55-1510-218-MTF
f. Defective air seals.
E14. Failure of engine to decelerate.
a. Fuel control unit.
b. Disconnected or improperly adjusted link-
age.
E15. Gas generator overspeed.
a. Defective turbine tachometer system.
b. Sheared or worn fuel control unit splined.
coupling or drive spline.
c. Defective fuel control unit.
E16. Gas generator uncontrolled acceleration.
a. Sheared or worn fuel control unit splined
coupling or drive spline.
b. Defective fuel control unit.
E17. Surge during acceleration.
a. Defective compressor bleed valve.
b. Defective fuel control unit.
c. Compressor damaged.
E18. Slow to accelerate..
a. Leak or restriction in fuel control unit sense
tubes.
b. Fuel control contaminated with ice or corro-
sion.
c. Defective fuel control unit.
d. Leaking bleed air valve.
E19. Flame out.
a. Fuel supply contaminated with ice, water or
debris.
b. Engine driven high pressure fuel pump.
c. Fuel control unit contaminated or corroded.
d. Manifold adapter or fuel nozzles restricted.
3-20
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