Table 19.Start/Motoring Modes - Eclipse 500 System Manual

Section 8. Engines & Fire Protection
8.6 Normal Operations
8.6.1 Engine Start
Engine start is automatically controlled by the ACS and FADEC. The start sequence
is initiated by pushing in the engine start switch on the engine start switch panel and
turning it to ON/START. The automatic engine start sequence is as follows:
START/MOTORING MODES
On-Ground
Assisted
AUTOMATIC START ABORT
The FADEC provides automatic start abort functionality for failed ground starts based
on:
1. ITT Exceedance
2. No light-off
3. Hung start
4. N2 Below 'Fuel on" Threshold
5. Loss of required inputs/outputs for FADEC during engine start
ON GROUND START SEQUENCE
1. Engine Start Switch--
2. Electrical system is configured for start.
a. Bus Tie contactor- CLOSE
b. Right Battery Bus contactor- CLOSE
c. L and R Forward Circuit Breakers/Contactors-
3. N2- 3 to 10%
a. Starter ON
b. Fuel Shutoff valve- OPEN
c. Electric Fuel Pump- ON
d. Igniters ON
e. ITT Redline-
4. N2- 15%
a. Oil Pressure rise
174
Table 19. Start/Motoring Modes
Starting
In-Flight Assisted
ON/START
INCREASES TO 850°C
Copyright © — Eclipse Aviation Corporation
Eclipse 5OO Systems Manual
Motoring
Wet Dry
OPEN
Version 2.0 April 2007