Fire Protection Exam Questions and Answers|2025 Update

Fire Protection Exam Questions and Answers|2025 Update There are a total of_______ bottle(s) available to extinguish an engine fire and_____ bottles available to extinguish an APU fire. - Answer- 2 for Engine 1 for APU During normal operations, both engine overheat detector loops must detect a fire before a warning is generated. (true/false) - Answer- True Which statement(s) is/are accurate concerning an annunciated forward cargo fire inn flight? - Answer- The high rate bottle discharges first, then the low rate bottle discharges one minute later On the ground, the APU will shutdown automatically______ seconds after the fire condition is sensed. - Answer- 10 seconds What are the indications that the lavatory waste bin extinguisher has discharged? - Answer- There is no flight deck or cabin indication that the bottle has discharged What aircraft systems have fire detection and protection? - Answer- Engines APU Cargo Compartments Lavatories Pushing the test button on the fire extinguisher panel in the cockpit will test which systems? - Answer- Cargo smoke detection Engine fire detection APU fire detection What overhead panel indications are seen during the fire test? - Answer- Fire Handles 1 and 2, Cargo Smoke (FWD)(AFT) extinguisher buttons APU extinguisher button and APU EMER STOP What happens if you do a fire test with the APU running and you hold the test button for more than 10 seconds? - Answer- APU will shut down What is available in the Flight Deck to combat a fire? - Answer- 1 hand-held fire extinguisher How is the cabin protected from fire? - Answer- 4 hand-held fire extinguishers (2 FWD and 2 AFT) Can both engine fire extinguishing bottles be used for one engine if needed? - Answer- Yes How many fire extinguishing bottle shots do you have for the engine? - Answer- 2 What happens when an engine fire handle is pulled? - Answer- Closes the respective engine: Fuel shutoff valve Hydraulic shutoff valve Bleed shutoff valve Crossbleed valve Does pulling an engine fire handle discharge the bottle? - Answer- No Will the fire handle work without power on the aircraft? - Answer- Yes Describe the engine and APU fire detection system - Answer- Engine and APU are monitored by two detector loops What are the immediate indications of an APU fire? - Answer- Fire bell and master warning triple chime, red stripe in the APU EMER STOP button and APU FIRE EICAS message and 2 master warning lights Will the APU automatically shutdown in flight for a fire? - Answer- No What happens if the APU EMER STOP button is pushed after a fire has been detected? - Answer- APU shuts off immediately without a 1-minute cooldown APU fuel shutoff valve (SOV) closes APU FIRE EXTG button illuminates What happens if the APU EMER STOP button is NOT pushed after a fire has been detected? - Answer- After 1 minute the APU FIRE EXTG button illuminates and APU will automatically shut down after 10 seconds on the ground What does it take for the APU fire extinguisher light to illuminate? - Answer- APU EMER STOP button has been pushed in when an APU fire has been detected and 60 seconds after the APU fire has been detected and no pilot action has occurred When do we get the red bar on the APU EMER STOP button? - Answer- APU fire is detected What is the importance of pressing the APU EMER STOP button before the APU fire extinguisher button? - Answer- With the APU running, it would act as a venturi and suck all the halon overboard and waste your only halon fire bottle