Prepare for the Automotive Service Technician Period 1 exam. Study with flashcards and multiple choice questions, each question has hints and explanations. Get ready for your exam!

Multiple Choice

Which torque method best prevents wheel distortion during mounting?

Even loading around the hub is essential. Tightening gradually in a cross or star sequence up to the specified final torque draws the wheel evenly against the hub, so the clamping force is distributed around all studs. This prevents one side from seating before the others, which can warp or distort the wheel and cause runout or vibration. Tightening all at once can pull the wheel unevenly; tightening by hand only won’t reach the final specification or maintain even contact; tightening in any order risks uneven loading. Therefore, the best method is to tighten gradually in the correct sequence to the specified torque to prevent distortion during mounting.

Even loading around the hub is essential. Tightening gradually in a cross or star sequence up to the specified final torque draws the wheel evenly against the hub, so the clamping force is distributed around all studs. This prevents one side from seating before the others, which can warp or distort the wheel and cause runout or vibration. Tightening all at once can pull the wheel unevenly; tightening by hand only won’t reach the final specification or maintain even contact; tightening in any order risks uneven loading. Therefore, the best method is to tighten gradually in the correct sequence to the specified torque to prevent distortion during mounting.