TM 55-1510-215-MTF
E13. Oil leak from compressor inlet.
a. Defective preformed packing and plastic ring on oil
filter housing.
b.
Defective preformed packings on accessory gearbox.
E14. Excessive discharge from overboard breather.
a.
Excess oil in oil tank.
b. Defective preformed packing and plastic ring on oil
filter housing.
c. Excessive back pressure in scavenge system due to
restrictions in oil scavenge tubes, pump screen or oil-to-fuel
heater tubes.
E15. Excessive engine oil consumption.
a.
Excess oil in tank.
b.
Leak or restriction in pressure or scavenge oil tubes.
c. Defective preformed packing and plastic ring on oil
filter housing.
d.
Leakage in oil to fuel heat exchanger.
e.
Defective centrifugal breather carbon seal.
f.
Defective air seals.
E16. Failure of engine to decelerate.
a.
Fuel control unit.
b.
Disconnected or improperly adjusted linkage.
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