wait a minute im confused it sounds like the backup cummins engine is running but for some reason i still hear the traction motors run like if its in electric mode, whats goin on is, do they have a mode where the cummins engine acts like a generator thus powering the traction motors???
wait a minute im confused it sounds like the backup cummins engine is running but for some reason i still hear the traction motors run like if its in electric mode, whats goin on is, do they have a mode where the cummins engine acts like a generator thus powering the traction motors???
vze428s7 2 years ago