Michelin MEW 1050 Notice D'utilisation page 9

3. SCOPE OF USE
WARNING – Always use a manual Torque Wrench to check the
correct setting has been achieved after using the Impact
Wrench to tighten nuts and bolts.
The machine is designed for loosening and tightening nuts and bolts.
3.1. Torque Setting (C)
Use the torque setting to set the desired working torque.
Press the "+" button to increase the torque.
Press the "-" button to decrease the torque.
Refer to the display for the torque setting.
3.2. Using the Impact Wrench
Use clamps or other method to secure and support the workplace to a
stable platform. Holding the work by hand or against your body is unstable
and may lead to loss of control.
Do not force tool. Use the correct tool for your application. The correct
tools will do the job better and safer at the rate for which it is designed.
Please choose the right sockets according to the size of the bolt and nut.
You must also ensure that the sockets are suitable for the size of the
square drive. Using the wrong sockets will result in inaccurate torque and
damaging the bolt and tool. The required torque must set in accordance
with the precise specification of the bolt, nut and national standard.
When a high torque setting is required, please confirm the torque setting
at regular intervals by using a manual torque wrench.
Please refer to the technical table below to select the correct torque
according to different size of bolt.
Size of Bolt
M10-M12
M12-M16
M14-M16
M18-M24
Do not use the tool if the on/off switch is not functioning properly. Any
tool that cannot be controlled with the on/off switch is dangerous and
must be repaired.
Disconnect the plug from the power source before making any
Torque(N.M)
40-80
100-200
120-200
200-350
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