TM 55-1510-215-10
f. Engine Restart During Flight (Using Starter).
11. Condition lever - LO IDLE.
Successful restarts may be achieved at all altitudes
normally flown. Do not attempt to restart the engine
12. ITT and N1 - Monitor (1090C maximum).
unless it can be determined that no damage to the
engine will result and no additional hazard will be
NOTE
created. If in doubt, continue single-engine flight and
When N1 is below 13%, starting
land the aircraft as soon as practicable.
temperatures tend to be higher than
normal. To preclude overtemperature
(1090C or above) during engine
CAUTION
acceleration to idle speed, momentarily
move the condition lever into FUEL
CUTOFF position as necessary.
Do not exceed starter limitation of 40
seconds on, and 60 seconds OFF for two
13. Ignition/start switch - OFF (when N1 is above
starter operations, then 40 seconds on,
50%, or start attempt is discontinued).
30 minutes OFF.
14. Engine clean up - Perform (if restart is
NOTE
unsuccessful).
The avionics master switch and radar
should not normally be turned on, until
15. Oil pressure - Check (40 PSI minimum).
the generators are on. This will help
protect the solid-state circuitry.
16. Generator - RESET, then ON.
1. Electrical load - Reduce to minimum.
17. Propeller - Synchronize.
2. Firewall shutoff valve - OPEN.
18. Power - As required (after engine is stabilized
at idle).
3. Power lever (dead engine) - IDLE.
19. Electrical equipment - As required.
4. Propeller (dead engine) - FEATHER.
20. Auxiliary fuel pumps (2) - As required.
5. Condition lever (dead engine) - FUEL
CUTOFF.
21. Crossfeed - As required.
6. Auxiliary fuel pumps (2) - ON.
g. Engine Restart During Flight (No Starter Assist,
7. Crossfeed - OPEN.
the starter may be accomplished. The reason for engine
malfunction should be determined before attempting a restart.
8. Fuel control heat - ON.
If altitude permits, diving the aircraft will increase engine RPM
and assist in restart.
9. Ignition/start switch - On. (Check IGN ON light
illuminated, N1 over 13% and stabilized for
NOTE
approximately 5 seconds).
The avionics master switch and radar
should not normally be turned on, until
10. ITT (live engine) - Monitor (750C maximum).
the generators are on. This will help
protect the solid-state circuitry.
CAUTION
1.
Electrical load - Reduce to minimum.
2.
Firewall shutoff valve - OPEN.
3.
Power Lever (dead engine) - IDLE.
If ignition is not evident in 10 seconds
4.
Propeller (dead engine) - HIGH RPM.
after moving the condition lever to LO
5.
Condition lever (dead engine) - FUEL
IDLE, position the condition lever to
CUTOFF.
FUEL CUTOFF and the IGNITION/START
6. Auxiliary fuel pumps (2) - ON.
switch to OFF.
Accomplish ENGINE
CLEARING procedure (chapter 8).
If
another restart attempt is to be made,
repeat the entire ENGINE RESTART
procedure.
9-6 Change 7
