Depending on which province you're in, the air buildup time or compressor test has somewhat different paramenters. Still, all require that the diesel motor be at a fast idle. A fast idle on a diesel engine is between 900 &1200 rpm.

Using the pry bar method, confirm that the brake is in fact out of adjustment.

After confirming that the brake is out-of-adjustment and it is equipped with a manual slack adjuster, complete the following steps to bring the brake back into adjustment.

If one brake is out, you must adjust the brake on the other side of the axle for even braking.

The National Safety Code madates that every driver of a commercial vehicle equipped with air brakes must check push rod travel every day.

In many jurisdications, drivers are allowed to use the pry bar method; in others , they must use the applied stroke method.

Know how you are to determine if the brakes are in adjustment for your province or territory.

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