Operation procedure:
- Apply a steady force slowly to retighten the bolt.
- When user feels a slight movement on the bolt, stop operation.
- Press
or
to retighten next bolt.
QC MODE OPERATION
M1 QC mode:
Suitable for a normal bolt retightening checking
1) When QC torque value is caught, all lights up and the buzzer sound (stop warning signal).
2) Tightening speed grade setting can be changed according to user's speed request (originally
set at speed grade 20).
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