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 TM 55-1510-218-MTF
TROUBLESHOOTING
PROCEDURE
REFERENCE
c. Respective IGN ON annuncia-
tor light should illuminate at
16 to 21% torque.
d. Power - Establish cruise power
with autoignition armed.
e. Right engine condition lever -
Rapidly retard to IDLE CUT-
OFF for 3 seconds. then return
to LO IDLE. Engine relight
should occur within 3 to 5 sec-
onds. Monitor engine accelera-
tion and TGT rise. If relight
does not occur within limits, or
acceleration or TGT do not ap-
pear normal. abort the start.
Restart engine using Normal
Procedures.
f. Repeat procedure for opposite
engine.
F13-15
*10. Propeller feathering - Check each
engine as follows:
a. Airspeed - 120 KIAS.
b. Power lever (engine to be feath-
ered) - IDLE.
c. Propeller lever (engine to be
feathered) - Set 2000 RPM.
d. Condition lever (engine to be
feathered) - IDLE CUTOFF.
e. Propeller lever (engine to be
feathered) - FEATHER. Time
to feather must not exceed 10
seconds from windmilling at
2000 RPM to no rotation in
the feathered position.
2-61
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