krbys
In your aircraft you operate both agents on the affected engine following ECAM and if fire remains on then change to paper procedure and apply it all the way till "If Evacuation required" as below and at that stage you can still see the fire warning if it is on then only order evacuation. Once EVAC is ordered it should not be cancelled.
FIRE Pushbuttons (ALL: ENG and APU)........................................................ ...........................PUSH
AGENTS (ENG and APU)........................................................ ........................................... AS RQRD
Engine Agent 2 is not available.
The use of agents is required if the ENG FIRE or APU FIRE is displayed.
If Evacuation required:
EVACUATION.................. ............................................................ ..........................INITIATE
Notify the cabin crew about the emergency encountered and the intentions.
Press the EVAC COMMAND pb.
If Evacuation not required:
CABIN CREW and PASSENGERS (PA)........................................................ ..................NOTIFY