TM 1-1520-238-MTF
4-8
2. Engine – Motor with starter for 30 seconds.
a. PWR levers – OFF.
b. Collective – Full down.
c. MASTER IGN switch – Verify ON.
d. NO. 1 ENG START switch – IGN OVRD for
30 seconds, then – OFF. Verify minimum
22% NG available.
e. NO. 2 ENG START switch – IGN OVRD for
30 seconds, then – OFF. Verify minimum
22% NG available.
3. Idle speed check – Perform.
NOTE
This may be done using one or both en-
gines.
a. With collective in full down position, start
engine.
b. Set PWR lever to – IDLE.
c. Ground idle speed must be 63% NG or
higher.
4. Idle speed leakage check – Perform.
NOTE
This check will be made to be sure there is
no fuel, air, or oil leaks present after replac-
ing engine fuel system, air system, or oil
system components. This check will also be
made to be sure that leakage is not coming
from
weephole
of
oil
cooler
PN 6044T95P01 or PN 6044T95P02.
