What are the engine starter cranking limits?
1st & 2nd —- 90 sec ON, 5 sec OFF
3rd-5th —- 90 sec ON, 10 min OFF
What are the Dry Motor limits?
1st —- 90 sec ON, 5 min OFF
2nd-5th —- 30 sec ON, 5 min OFF
APU starter limits?
Max 3 start attempts in hour
2 minute delay between attempts