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(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.

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09/13/19

Message Overview:

Fault Message:

APU COOLDOWN OVERRIDE

Fault Code:

4960142APU

Associated CAS:

None

Reporting LRU: Auxiliary Power Unit (APU)
System Description: 49-60-00
Schematic Diagram: None
Wiring Diagram: None

Fault Description:

The Auxilary Power Unit (APU) stops when the BATT MASTER Switch, on the ELECTRICAL Control Panel, is set to the OFF position. This is a manual APU shutdown and does not show a failure condition. No fault isolation procedures are necessary.

Possible Causes:

None

Troubleshooting Tips:

Advisory Wire/Service Bulletin: None

Forum Articles/Infoservice/Newsletter: None

Quick Links:

None

Troubleshooting Recommendations:

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