Flight Crew Air Transport Pilot (ATP)
Aircraft Equipment Problem Less Severe; Flight Deck / Cabin / Aircraft Event Smoke / Fire / Fumes / Odor
Flight Crew FLC complied w / Automation / Advisory
Aircraft
APU fire Warning; CAS (Crew Alert System) message; triple chime. Aircraft Warning system; CAS message; very slight odor. Cause unknown; possible APU fire. I called for emergency memory items for APU fire warning; maintained control of aircraft; and took control of radios
[Report narrative contained no additional information.]
CL-300 flight crew reported receiving an APU fire warning on descent into their destination.