Change the Driving Bit
Note: Use the bit provided by the manufacturer.
1. Use 4mm hex wrench to
loose screw.
Screw
2. Remove conduction
ass'y.
Conduction Ass'y
3. Pull the ring-pull and
replace the bit.
After replacement ﹐
assemble conduction
Bit
ass'y and lock in
screw.
Ring-Pull
4. Hex wrench can be
placed here after use.