Unlocking and locking —
No 775/12, No 775a/12,
No 775/30 and No 775/50,
No 775a/50
→
To unlock the screwdriver, turn the
locking ring towards the
until it clicks in place.
Once you have set the required torque,
you can lock the torque screwdriver to
prevent inadvertent adjustment.
→
Hold the handle of the screwdriver in
one hand and, using the other hand,
turn the locking ring in such a way
that the
→
If the locking ring will not allow itself
to be turned, try turning to the left or
right and try again.
The torque screwdriver is now locked.
32
"
"
L
aligns with the mark.
"
"
O
mark