Often do not have spring brakes | |
Usually require a fifth wheel converter | |
All of these are true | |
They have little braking power |
The level at which the air compressor will start pumping air into the air storage tanks | |
The level at which the air compressor will stop pumping air into the air storage tanks | |
The average air pressure maintained in the air storage tanks | |
The minimum air pressure for the air storage tanks |
Never | |
As soon as you start to jackknife | |
In the middle of the jackknife | |
When you start to recover from the jackknife |