Heavy truck brakes - Study guides, Class notes & Summaries

HEAVY TRUCK BRAKES MICHIGAN MECHANIC STUDY GUIDE with 100% correct answers

AN ENGINE BRAKE (JACOBS BRAKE) A. IS A SELF-ENERGIZING SERVO TYPE. B. IS NORMALLY USED IN PLACE OF A SPRING BRAKE. C. RESTRICTS THE INTAKE PORT AND CAUSES A BUILD UP OF 30-45 LBS OF PRESSURE. D. OPENS THE EXHAUST VALVES NEAR THE TOP OF THE COMPRESSION STROKE TO RELEASE THE COMPRESSED AIR. (CORRECT AWNSER) IN THE SYSTEM SHOWN BELOW, THE PART AT C IS: A. AN INVERSION VALVE. (POSSIBLE CORRECT AWNSER) B. A SAFETY VALVE. C. A MODULATOR VALVE. (NOT CORRECT AWNSER) D. A RELAY VALVE. ...

HEAVY TRUCK BRAKES MICHIGAN MECHANIC STUDY EXAM AND PRACTICE EXAM NEWEST ACTUAL EXAM COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+ When a truck has no air pressure in its tanks, which warning devices are activated when the ignition key is turned on? - CORRECT ANSWER A buzzer, a dash gauge and a red light What legislation mandates every required standard of a highway truck air brake system? - CORRECT ANSWER FMVSS 121 If a truck is FMVSS 121 co...

When a truck has no air pressure in its tanks, which warning devices are activated when the ignition key is turned on? A buzzer, a dash gauge and a red light What legislation mandates every required standard of a highway truck air brake system? FMVSS 121 If a truck is FMVSS 121 compliant, which of the following air reservoirs must be incorporated into the air brake circuit? Supply, primary and secondary tanks In a truck air brake system which sub circuit is primarily resp...

HEAVY TRUCK BRAKES MICHIGAN MECHANIC STUDY GUIDE Qs & As AN ENGINE BRAKE (JACOBS BRAKE) Correct answer A. IS A SELF-ENERGIZING SERVO TYPE. B. IS NORMALLY USED IN PLACE OF A SPRING BRAKE. C. RESTRICTS THE INTAKE PORT AND CAUSES A BUILD UP OF 30-45 LBS OF PRESSURE. D. OPENS THE EXHAUST VALVES NEAR THE TOP OF THE COMPRESSION STROKE TO RELEASE THE COMPRESSED AIR. (CORRECT AWNSER)

When a truck has no air pressure in its tanks, which warning devices are activated when the ignition key is turned on? A buzzer, a dash gauge and a red light What legislation mandates every required standard of a highway truck air brake system? FMVSS 121 If a truck is FMVSS 121 compliant, which of the following air reservoirs must be incorporated into the air brake circuit? Supply, primary and secondary tanks In a truck air brake system which sub circuit is primarily resp...

HEAVY TRUCK BRAKES MICHIGAN MECHANIC STUDY GUIDE Graded A+ AN ENGINE BRAKE (JACOBS BRAKE) A. IS A SELF-ENERGIZING SERVO TYPE. B. IS NORMALLY USED IN PLACE OF A SPRING BRAKE. C. RESTRICTS THE INTAKE PORT AND CAUSES A BUILD UP OF 30-45 LBS OF PRESSURE. D. OPENS THE EXHAUST VALVES NEAR THE TOP OF THE COMPRESSION STROKE TO RELEASE THE COMPRESSED AIR. (CORRECT AWNSER) IN THE SYSTEM SHOWN BELOW, THE PART AT C IS: A. AN INVERSION VALVE. (POSSIBLE CORRECT AWNSER) B. A SAFETY VALVE. C. A MOD...

Heavy truck brakes test exam questions and answers

Heavy truck brakes test exam questions and answers 2024.

HEAVY TRUCK BRAKES MICHIGAN MECHANIC STUDY GUIDE AN ENGINE BRAKE (JACOBS BRAKE) A. IS A SELF-ENERGIZING SERVO TYPE. B. IS NORMALLY USED IN PLACE OF A SPRING BRAKE. C. RESTRICTS THE INTAKE PORT AND CAUSES A BUILD UP OF 30-45 LBS OF PRESSURE. D. OPENS THE EXHAUST VALVES NEAR THE TOP OF THE COMPRESSION STROKE TO RELEASE THE COMPRESSED AIR. (CORRECT AWNSER) IN THE SYSTEM SHOWN BELOW, THE PART AT C IS: A. AN INVERSION VALVE. (POSSIBLE CORRECT AWNSER) B. A SAFETY VALVE. C. A MODULATOR VAL...