|
The compressor needs more air.
|
|
|
The air pressure has become too high.
|
|
|
The brakes are fully operational.
|
17/50.
17.
If the safety relief valve in the air brake system releases air:
Answer correctly : 0 | Wrong : 0
Answer Sheet :
Refresh
Refresh this page and redo the question
Restart
Restart this set of tests