Fire_protection

How many overheat / fire detection loops are installed at each engine ?
1. Two
2. One
3. Three
4. Four
What is the electrical source or the engine overheat and fire detection system ?
1. The Battery Bus.
2. The Switched Hot Battery Bus.
3. The Hot Battery Bus.
4. The Battery.
What is the electrical source for the engine fire extinguishing system ?
1. The Hot Battery Bus.
2. The Battery Bus.
3. The Switched Hot Battery Bus.
4. The Battery.
If one engine fire detection loop is inoperative, a single loop will detect an overheat or fire.
1. True
2. False
How can the crew determine if a single overheat / fire detection loop for an engine has failed ?
1. The FAULT light illuminates when the OVHT DET switch is moved to the A or B position.
2. The FAULT light illuminates if DC power is available and on the bus.
3. The FAULT light illuminates when the TEST switch is moved to the FAULT / INOP position.
How can the crew determine if both overheat / fire detection loops have failed for an engine ?
1. The FAULT light illuminates when the OVHT DET switch is moved to the A or B position.
2. The FAULT lights illuminate when the TEST switch is moved to the FAULT / INOP position.
3. The FAULT light illuminates when the OVHT DET switch is in the normal position.
If the OVHT DET switch is in the A position and both loops are operative, will both loops detect an overheat / fire ?
1. No, the selected loop will act as a single loop detector.
2. If the loops are both operative, the position of the OVHT DET switch does not have any effect on loop operation.
An engine loop is unmonitored for faults if the OVHT DET switch is not in NORMAL or the A or B position.
1. True, a loop must be selected to be monitored for faults.
2. False, loops are monitored for faults regardless of the OVHT DET switch position.
How many engine fire extinguishers are in the fire protection system ?
1. Two engine fire extinguishers for both engines.
2. Two fire extinguishers for each engine.
3. Three fire extinguishers.
How many discharge squibs are located on each engine fire extinguishing bottle ?
1. Two discharge squibs on each extinguisher bottle.
2. One discharge squib on each extinguisher bottle.
3. Three discharge squibs on each extinguisher bottle.
Can any fire extinguishing bottle be discharged into either engine ?
1. No, each engine is protected by its own extinguisher.
2. Yes, all engine extinguisher bottles are available to a single engine.
What is the indication when a fire extinguisher bottle has been discharged ?
1. The respective BOTTLE DISCHARGE light illuminates.
2. The respective squib light illuminates.
3. The respective BOTTLE DISCHARGE light illuminates and the respective squib light illuminates.
What is the electrical source for the APU fire detection system ?
1. The Battery Bus.
2. The Hot Battery Bus.
3. The Switched Hot Battery Bus.
4. The Battery.
What is the electrical source for the APU fire extinguishing system ?
1. The Hot Battery Bus.
2. The Battery Bus.
3. The Switched Hot Battery Bus.
4. The Battery.
How many loops are installed for APU fire detection ?
1. One
2. Two
What is the indication if a fault exists in the APU fire detection system ?
1. The APU DET INOP light illuminates.
2. The APU DET INOP light, Master Caution light and OVHT/DET annunciator illuminate.
3. The FAULT light, Master Caution light and OVHT/DET annunciator illuminate.
4. The FAULT light illuminates.
How many fire extinguishing bottles may be discharged in the event of an APU fire ?
1. One APU fire extinguishing bottle.
2. Two APU fire extinguishing bottles.
3. One APU fire extinguishing bottle and either engine extinguisher bottle.
How many discharge squibs are installed on an APU extinguisher bottle ?
1. One
2. Two
3. Three
Which electrical system powers the main wheel well fire detection system ?
1. AC Transfer Bus 1.
2. AC Transfer Bus 2.
3. The AC Standby Bus.
4. The Battery Bus.
How many warning lights will illuminate during an OVHT / FIRE Test ?
1. Eleven lights if AC power is on the busses.
2. Sixteen lights if AC power is on the busses.
3. Ten lights if AC power is on the busses.
4. Six lights if AC power is on the busses.
How many fire detection loops are installed in the main wheel well ?
1. One
2. Two
3. Three
What is the indication that the main wheel well fire detection is inoperative ?
1. The FAULT light illuminates.
2. No indication is available.
3. The WHEEL WELL light illuminates.
Fire detection and fire protection are available when operating on standby electrical power.
1. True
2. False
Main wheel well fire detection is not available when operating on standby electrical power.
1. True
2. False
Which electrical system powers the cargo compartment smoke detection system ?
1. DC Bus 1 and DC Bus 2.
2. The Battery Bus.
3. The Switched Hot Battery Bus.
4. The Hot Battery Bus.
Which electrical system powers the cargo compartment fire extinguishing system ?
1. DC Bus 1 and DC Bus 2.
2. The Battery Bus.
3. The Switched Hot Battery Bus.
4. The Hot Battery Bus.
How can failure of one or more smoke detector loops in the cargo compartments be detected by the crew ?
1. The DETECTOR FAULT light illuminates when conducting the Cargo Fire TEST.
2. The DETECTOR FAULT light illuminates.
3. The DETECTOR FAULT light illuminates when the DET SELECT switch is positioned to the inoperative detector.
How can the crew determine which cargo compartment smoke detector has failed ?
1. By positioning the DET SELECT switch to either A or B for the respective compartment and pushing the TEST button.
2. The DETECTOR FAULT light illuminates when the DET SELECT switch is positioned to the inoperative detector.
What are the indications of a cargo compartment fire ?
1. Fire Bell, Master Caution and FWD or AFT warning lights on the Cargo Fire Panel.
2. Fire Bell, FIRE WARN and FWD or AFT warning lights on the Cargo Fire Panel.
3. Fire Bell, Master Caution, FIRE WARN and FWD or AFT warning lights on the Cargo Fire Panel.
4. Fire Bell, Master Caution, OVHT/DET annunciator, FIRE WARN and FWD or AFT warning lights on the Cargo Fire Panel.
How is a cargo compartment fire extinguisher bottle armed for discharge ?
1. Automatically when a cargo compartment smoke detector senses smoke.
2. By pushing the respective ARM switch.
3. Automatically when the respective FWD or AFT fire warning light illuminates.
If the aircraft is equipped with a second cargo compartment fire bottle (optional), how is the second bottle discharged ?
1. By a second push of the guarded DISCH switch.
2. Automatically after a 60 minute delay.
3. Automatically after a 60 second delay.
4. Both bottles discharge simultaneously.

Fire Protection