Tractor and straight truck spring brakes will apply fully when air pressure drops to a range of ____psi.
A. 20-50
B. 30-45
C. 20-45
Answer: C. 20-45
CDL MCQ
CDL
Tractor and straight truck spring brakes will apply fully when air pressure drops to a range of ____psi.
Subscribe to:
Post Comments (Atom)
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.