MD-11 Flight Crew Operations Manual
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Electrical -
Alerts
Elec.40.3
EPGS FAULT (ELEC) - A fault exists in the SMOKE switch circuit, or an
APU generator failure exists, or a generator (engine or APU) auto reset
has been used.
GALLEY BUS OFF (ELEC) - One or more galley buses are not powered. To
select galley bus power, the electrical system must be in manual mode.
Does not apply on freighters.
GEN 1/2/3 OFF (ELEC) - The respective generator is off. In auto mode, a
protective trip and one auto reset attempt has occurred, or the generator
has been commanded on but the generator relay has not closed or the
generator is failed. In manual mode, the respective generator has been
turned off by the flight crew.
GEN DRIVE DISC (ELEC) - One or more of the generators has been
disconnected.
SEL ELEC SYS MAN (ELEC) - GCU or EPCU does not agree with position
of select switch or there is a failure in the auto system.
SMOKE SW IN USE (ELEC) - SMOKE switch on the ELEC control panel
is out of the NORM position.
TR 1/2A/2B/3 FAIL (ELEC) - The respective transformer rectifier is
unpowered.
Cyan Alerts (Level 0)
EXT POWER AVAIL - External electrical power is connected and available
for use.
EXT POWER ON - External electrical power is powering the ac tie bus.
GLY EXT POWER ON - External electrical power is connected to the galley
buses.
GLY EXT PWR AVAIL - Galley external electrical power is connected and
available for use.
October 02, 2006
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