#1. When conducting an inspection of the air brake system, the vehicle should be parked securely on a:
#2. Air brake systems must comply with the Ontario Highway Traffic Act & regulations:
#3. When brake chamber pushrod stroke exceeds the adjustment limit:
#4. A vehicle’s brake must do more work when:
#5. When trailer couplers or “glandhands” are cross-connected:
#6. A spring brake control valve is normally:
#7. The brake pedal in an air brake system is used to:
#8. Air tanks must be drained regularly because
#9. Air compressors are mounted directly onto the engine or by using:
#10. Hydraulic brake systems use:
#11. Repair and re-adjustment of all types of air brakes may be performed by:
#12. A brake having an exposed pushrod is out of adjustment when:
#13. When measuring the applied pushrod stroke on brakes having exposed pushrods, air pressure must be between:
#14. A reliable method for inspecting brake adjustment on a brake having an exposed pushrod is:
#15. When an air brake system is defective you must know
#16. The air loss rate on a single vehicle (bus, tractor or truck) must not exceed:
#17. An air compressor governor should cut-in approximately 138 to 173 kPa (20 to 25 psi)
#18. When inspection the air compressor, the drive must look for:
#19. When inspection brake drums and rotors, the driver must look for:
#20. Drivers must be careful when conducting an inspection of the air brake system to avoid:
#21. When a vehicle’s brake do not comply with the Ontario Highway Traffic Act & regulations:
#22. Anti-lock braking systems (ABS) use warning indicator lights to indicate:
#23. Brake fade can result from:
#24. Wedge brake components include:
#25. Trailer couplers or “gladhands” are usually:
#26. When a spring brake chamber has been disabled by a “caging bolt “or other mechanism:
#27. Alcohol evaporators may be used to:
#28. The compressed air in an air brake system is stored in:
#29. Air Compressor are powered directly by the engine or by using
#30. Brakes convert the energy of a moving vehicle into:
#31. When inspecting the foundation brake components, the driver must look for:
#32. When inspecting visible air brake hoses and tubes, the driver must check for:
#33. To test the low air warning device, the ignition switch must be turned on and air pressure must be:
#34. Air compressor cut-in pressure must not be less than:
#35. The air loss rate on towing vehicle with two or more trailer must not exceed:
#36. When a driver finds a brake that is out of adjustment:
#37. Drivers who are certified to re-adjust air brakes may do so on:
#38. The brake systems on most large commercial vehicles use:
#39. A governor controls air compressor:
#40. To check the air pressure in a vehicle’s air brake system, a driver:
#41. Manually operated front wheel limiting valves are:
#42. When air brake system pressure drops below 414 kPa (60 psi) the spring:
#43. The trailer hand valve is used to:
#44. A vehicle brakes must do more work when:
#45. Using anti-lock braking systems (ABS) to prevent the wheels from locking:
#46. To prevent vehicle movement during inspection of the air brake system, a driver should use:
#47. When inspection the brake chambers, the driver must look for:
#48. When inspection the air tanks, the driver must look for:
#49. The low air warning device must activate before air pressure drops to:
#50. A properly functioning air brake system:
#51. When air loss from an air brakes system exceeds the prescribed limits:
#52. When air brakes are applied or released, the brakes will respond:
#53. The normal operating pressure range for air brake systems is:
#54. Vehicles with air brakes must have air pressure gauges that indicate the pressure in the:
#55. Air brake chamber pushrod stroke is the result of:
#56. When a vehicle’s service brakes fails to apply, emergency brakes can be applied by using the:
#57. A trailer supply valve is usually:
#58. The ability of the brakes to stop a vehicle
#59. Anti-lock braking system (ABS)
#60. When inspecting the brake chambers on each side of a steering axle, the driver must ensure that slack adjuster is:
#61. When inspecting the air compressor drive belt, the driver must look for:
#62. To test air pressure build-up time, the engine must be running at:
#63. To test the tractor protection valve, the driver must check for air exhausting from the:
#64. The type of air brake components on most large commercial vehicles are either:
#65. Driving a vehicle with an air brake system that is outside the normal operating pressure range is:
#66. Safety valves present:
#67. Each air brake chamber style, type and size has a specific:
#68. When a vehicle’s brakes are out of adjustment
#69. A tractor protection valve:
#70. High brake temperatures can result from:
#71. When testing pressure build-up time, pressure must build from 587 to 690 kPa (85 to 100 psi)
#72. A tractor protection valve is defective if the trailer supply valve is closed (pulled out) and air exhausts from the:
#73. The air that exhausts from an air brake system can carry:
#74. When a low air pressure warring device activates, the driver must:
#75. Spring brake chambers:
#76. The air brake system on a trailer includes:
#77. When the air pressure in the trailer supply line drops below 414 kPa (60 psi):
#78. Trailer spring brakes must apply automatically when the:
#79. Air compressor:
#80. An air dryer removes moisture, which is expelled when the:
#81. The part inside a spring brake chamber that can be hazardous is the:
#82. Trailer couplers or “gladhands” are used to connect the
#83. A trailer with “spring brake” priority allows the trailer spring brakes to release before:
#84. To test the spring brakes, the driver should apply them and attempt to move the vehicle by:
#85. When trailer’s service brakes fail to apply, the trailer spring brakes can be applied by using the:
#86. If a vehicle moves while the spring brakes are applied, the vehicle has:
#87. “S” cam brake components include:
#88. While draining a vehicle’s air tanks, the driver must watch the:
#89. Disc brake components include:
#90. If a vehicle fails to comply with the specific requirements for the safe operation of commercial motor vehicles as set out in the Ontario Highway Traffic Act, the driver, operator and/or owner of the vehicle must…?
#91. You will place abnormal demand on your brake system if you?
#92. Brakes that are out of adjustment can be detected by…?
#93. Excessive brake temperature can be avoided in vehicles which are fitted with…?
#94. When towing a trailer, you will usually be able to tell if it is employing ABS by…?
#95. When making any inspection, drivers should be on guard for…?
#96. In the ‘S’ cam brake system, what does a brake spider hold?
#97. When conducting an inspection of an air brake system, the vehicle should be parked…?
#98. When making an inspection of an air brake system, drivers should wear…?
#99. Which of these parts would you not find on a wedge air brake system?
#100. Which of these is not a part of a disc air brake system?
#101. Which of these will not be a factor on how your vehicle’s brakes work?
#102. A vehicle should have wheel chocks or blocks securing it in place during inspection if…?
#103. Brake fade is caused by…?
#104. What does the ‘S’ shape on the one end of the camshaft operate in the ‘S’ cam system?
#105. Which of these parts would you find on a disk air brake system?
#106. Which of these is essential to ensure that full braking force is available?
#107. How are wedge brake systems different to other drum brake systems?
#108. The best way to reduce harsh brake use is to…?
#109. What does an ABS system do?
#110. If a vehicle is found to be noncompliant with the safe operation requirements in the Ontario Highway Traffic Act, which of these sanctions may be applied?
#111. In extreme cases, brake fade can lead to…?
#112. For safety, the full capacity of the brake system must be available…?
#113. When you double your speed, the demand on your brakes to come to a stop will increase by how much?
#114. The Ontario Highway Traffic Act requires that vehicles with air brakes must be checked at least once…?
#115. Inspections of air brake systems should begin by checking…?
#116. Which of these circumstances is not likely to increase the operating temperature of the brakes?
#117. Wedge brake systems are designed to be…?
#118. Which of these parts would you not find on an ‘S’ cam air brake system?
#119. Which of these significantly decreases the brake force produced at the wheel?
#120. Marks made in measuring pushrod strokes must be…?
#121. As your brakes wear, brake pushrod stroke will…?
#122. Pushrod stroke measurements should be done with the engine…?
#123. When performing an inspection as part of the practical examination, you should…?
#124. To inspect the low air warning device, the ignition key should be…?
#125. A standard stroke brake chamber will have what sort of port?
#126. If your vehicle has automatic slack adjusters, inspection of brake adjustment…?
#127. The brake is out of adjustment when the pushrod stroke…?
#128. Which of these is not part of the air supply subsystem circuit?
#129. Which of these is not part of the trailer brake subsystem circuit?
#130. Being able to demonstrate an applied pushrod stroke measurement method of inspection is compulsory for…?
#131. A long stroke brake chamber can be identified by the fact that it will have…?
#132. Which of these is not part of the air supply subsystem circuit?
#133. A long stroke size 24 brake chamber will have which of these markings?
#134. If a drain valve on any tank is not functioning properly, it must be…?
#135. Before measuring the applied pushrod stroke, you should ensure the air pressure is above…?
#136. The most common brake chamber size is…?
#137. Which of these items is it optional to bring to the practical test for airbrake certification?
#138. The only tank from which it is acceptable to observe a significant amount of moisture being discharged is…?
#139. A size 36 brake chamber will be marked with…?
#140. Before measuring the applied pushrod stroke, you should ensure the air pressure does not exceed…?
#141. Automatic slack adjusters can only be repaired by…?
#142. The pushrod stroke should be inspected at least…?
#143. If you are performing a brake adjustment inspection as part of the practical test, you must be equipped with…?
#144. When measuring the pushrod stroke, this should be done with the brake pedal…?
#145. Brake chamber size can be determined by measuring…?
#146. Proper inspection of air brakes must be undertaken regularly by…?
#147. Which of these items do you not need to bring to your test if being tested for motor coaches?
#148. You can discover the size of brake chamber on your vehicle by…?
#149. Readjustments to manual slack adjusters may only be carried out by…?
