For some reason I can’t start the APU. Batt. on external power is on, all fuel pumps on. After the APU knob is moved to the start/on position, the light on the APU GEN, never illuminates.
For some reason I can’t start the APU. Batt. on external power is on, all fuel pumps on. After the APU knob is moved to the start/on position, the light on the APU GEN, never illuminates.