TM 55-1510-221-10
8.
9.
10.
11.
Battery charge light - Check (light should
illuminate approximately 6 seconds after
generator is brought on line. Light should
extinguish within 5 minutes following a nor-
mal engine start on battery).
Inverter switches - ON, check INVERTER
annunciator lights extinguished.
Second engine generator - RESET, then ON.
CONDITION levers - As required.
8-32.
1.
2.
ABORT START.
CONDITION lever - FUEL CUTOFF.
Ignition and engine start switch - STARTER
ONLY.
3.
TGT - Monitor for drop in temperature.
4.
Ignition and engine start switch - OFF.
8-33.
1.
2.
ENGINE CLEARING.
CONDITION lever - FUEL CUTOFF.
Ignition and engine start switch - OFF (5
minute minimum).
Do not exceed starter limitation of 30 sec-
onds ON and 5 minutes OFF for two
starting attempts and engine clearing pro-
cedure. Allow 30 minutes off before addi-
tional starter operation.
3.
Ignition and engine start switch - STARTER
ONLY (15 seconds minimum, 30 seconds
maximum).
4.
Ignition and engine start switch - OFF.
8-34. * FIRST ENGINE START (GPU START).
1.
INS - As required.
NOTE
The engines must not be started until
after the INS is placed into the NAV
mode or OFF as required.
2.
3.
4.
5.
6.
Avionics master switch - As required.
Exterior light switches - As required.
Propeller - Clear.
Ignition and engine start switch - ON. Pro-
peller should begin to rotate and associated
#1 IGN ON or #2 IGN ON should illumi-
nate. Associated #1 FUEL PRESS or #2
FUEL PRESS warning annunciator light
should extinguish.
CONDITION lever (after N1, RPM stabi-
lizes, 12% minimum) - LOW IDLE.
Monitor TGT to avoid a hot start. If
there is a rapid rise in TGT, be prepared
to abort the start before limits are
exceeded. During engine start, the maxi-
mum allowable TGT is 1000°C for five
seconds. If this limit is exceeded, use
ABORT START procedure and discon-
tinue start. Enter the peak temperature
and duration on DA Form 2408- 13.
7.
8.
9.
10.
11.
12.
8-35.
1.
2.
TGT and N1 - Monitor (TGT 1000°C maxi-
mum, N1 52% minimum).
Oil pressure - Check (60 PSI minimum).
Ignition and engine start switch - OFF after
50% N1.
CONDITION lever - HI IDLE. Monitor
TGT as the condition lever is advanced.
DC GPU - Disconnect as required,
Generator switch (GPU disconnected) -
RESET, then ON.
SECOND ENGINE START (GPU START).
Propeller - Clear.
Ignition and engine start switch - ON. Pro-
peller should begin to rotate and associated
#1 IGN ON or #2 IGN ON annunciator
light should illuminate. Associated #1 FUEL
PRESS or #2 FUEL PRESS annunciator
light should extinguish.
8-12