background
x
loader
Troubleshooting
arrow By ATA By Message Color By Observed Faults by MDCBy Tips

Select color for CAS message that you wish to troubleshoot

(WARNING)
RED MESSAGE (CAUTION)
AMBER MESSAGE (ADVISORY)
CYAN MESSAGE (STATUS)
WHITE MESSAGE Require immediate crew attention. These messages are accompanied by flashing master warning, triple chime attenson with or without voice message or dedicated tone. Require immediate crew awareness and future crew action may be required in the form of alternate system selection or performance limitation. These message are accompanied by flashing master caution and a single chime. Indicate safe or normal system operation which require crew awareness, over and above the dark cockpit philosophy. Indicate minor failures or reduction in systems capability, which require no crew action.

This page includes :

For AOG assistance contact:

CRC Montreal (YUL)
Quick Links
apu overtemp
apu bleed alt limit
apu oil press low
apu oil temp high
apu overspeed
apu starter fail on
apu fault
apu shutdown
apu overtemp arrow btn

APU EGT over-temperature 718 degrees C (1325 degrees F) has been sensed.

apu bleed alt limit arrow btn

APU bleed air is commanded above 20,000 ft or the LCV has moved due to an excessive EGT.

apu oil press low arrow btn

APU oil pressure is less than 26 psi (179.4 kPa).

apu oil temp high arrow btn

APU oil temperature is more than 163 degrees C (325 degrees F) for 10 seconds.

apu overspeed arrow btn

APU Overspeed shut-down has occurred for an over-speed condition (APU speed is more than 63,436 rpm (17,600 Hz) equivalent to 106% of the nominal speed).

apu starter fail on arrow btn

Power is supplied to APU starter when not commanded by ECU.

apu fault arrow btn

A fault is sensed in the APU system. One or more of the following has occurred:

apu shutdown arrow btn

APU ECU has shutdown the APU for protective reasons.

Registered and/or unregistered trademarks of Bombardier Inc. or its subsidiaries. © 2015 Bombardier Inc. All rights reserved.