Fire Control Panel

Question 1

ENG 1 or 2 OVERHEAT light

Answer 1

• illuminated = indicates an overheat on the associated engine
• must sense an overheat/overheat, overheat/fire, or overheat/fault
• MASTER CAUTION and OVHT/DET annunciator illuminates

Question 2

WHEEL WELL light warning

Answer 2

• illuminated = indicates a fire in the main gear wheel well

Question 3

FAULT light

for both engine loops

Answer 3

• with the overheat detector switch in NORMAL, indicates both detector loops for an engine have failed
• consider landing as soon as possible
• with the overheat detector switch in A or B, indicates the selected loop for an engine has failed
• will not cause MASTER CAUTION, OVHT/DET, or fire handle lights to illuminate

Question 4

APU DET INOP light

Answer 4

• illuminated indicates a malfunction in the APU fire detection loop
• the MASTER CAUTION and OVHT/DET annunciator illuminates

Question 5

APU BOTTLE DISCHARGED light

Answer 5

• illuminated = APU bottle has discharged

Question 6

APU FIRE WARNING handle

Answer 6

PULL UP
- gouge is 2 SOVs and the word BAD
- closes fuel and bleed air SOVs
- trips generator Breaker, Arms discharge squibs, closes inlet Door
ROTATE
- left or right to discharge the single APU fire bottle (halon)

Question 7

L BOTTLE DISCHARGE light

Answer 7

• illuminated = indicates the respective engine fire bottle has low pressure
• either by intentional discharge or thermal discharge

Question 8

ENGINE FIRE WARNING handle

6

Answer 8

PULL UP
1)closes both the fuel valve in the HMU and the spar fuel SOV
2)closes the engine bleed air valve
3)generator trips off
4)closes the EDP hydraulic fluid SOV
5)disables thrust reverser for the related engine
6)allows the engine fire handle to be rotated for discharge
ROTATE
- rotate (left or right) discharges related fire bottle