APU Gen load limits
100% all altitudes
Max APU EGT below 50%, running, bleed in use
974ºC, 718ºC, 666ºC
Max alt for bleed extraction
20,000 ft
APU fuel is supplied from where?
Right feed tank
How long must you wait between shutdown and next start?
2 mins cool down period for 3 consecutive starts. after 3 start attempts allow 30 min cool down.
Max alt for APU start/operation
35,000/40,000
Steps for APU fire?
APU FIRE press, APU BLEED off, ARM/EMPTY press, APU MASTER off