Gerber HS750 Plus User Manual page 33

2. Use an Allen wrench to loosen the hex screw located near the
tip of the pen. Remove the pen through the top of the holder.
3. Insert a new pen, tip first, into the top of the holder.
4. The pen height gage included with the tool kit is a washer 1/8
inch thick. Place the pen height gage on a smooth, hard
surface like a table top. Position the lower end of the pen
holder on the gage.
5. Use the Allen wrench to tighten the set screw near the tip of
the pen. Do not over-tighten the set screw or the pen could be
crushed.
6. Replace the cap in the barrel.
Materials and Tools 27