Repair 7

A torque wrench is a hand tool that has a gauge indicating specific torques being applied to a bolt or nut. They are helpful in the the construction and repair of auto engines, where specific fasteners have specific torques. Too much or too little torque may cause the engine to emit noise. Michigan Industrial Tools is one company that makes these instruments. Most torque wrenches operate in a similar manner.

Instructions

1

Check your repair manual for the specific torque of the bolt you are tightening.

2

Loosen the fastening bolt at the bottom of the wrenchs handle by turning it counter-clockwise.

3

Rotate the handle until it matches the desired torque measurement.

4

Tighten the fastening bolt by turning it clockwise to secure the handle.

5

Place the head of the torque wrench over the head of the nut. Hold the head of the wrench with one hand and the handle with the other.

6

Turn the wrench until the bolt is tightened. When it reaches the specified torque, the wrench will make an audible click and no longer tighten.