Flight Crew Air Transport Pilot (ATP)
Time Pressure; Workload
Aircraft Equipment Problem Critical; Flight Deck / Cabin / Aircraft Event Smoke / Fire / Fumes / Odor
Flight Crew FLC complied w / Automation / Advisory; Flight Crew Took Evasive Action; General Maintenance Action
Aircraft
During Pre-Flight/Cargo onload; Got APU auto shutdown. Within 15-20 seconds; Maintenance Personnel rushed into cockpit and stated 'APU Fire; Pull the Fire Handle and Discharge agent'. Captain complied immediately with request. Maintenance personnel professional throughout entire evolution.
[Narrrative 2 contains no additional information.]
During preflight; a DC10 APU auto shutdown and shortly thereafter Maintenance personnel entered the flight station declaring the APU was on fire; so both fire bottles where discharged.