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Question:
Test the Trailer Service Brakes: The trailer brakes should be tested with the hand valve but controlled in normal operation with the foot pedal, which applies air to the service brakes at all wheels. [Commercial Driver Handbook]
Comments
pooh-c
2 years ago
Download Now
geemeezy
2 years ago
Don’t waste your time on any other apps this one is the best
BubbleHater
2 years ago
This tool what’s just what I needed. I used this app every day for a week and I passed my CDL permit exam on the first attempt. Great job! Will you be incorporating the new Entry Level Driver Training into your app to help prepare us for the additional exam beginning in February 2022?