This is a springless actuator for the American Lock 1100 series padlocks.
- Unlock the padlock
- Remove the screw under where the shackle locks
- Remove the core
- Close the shackle and push it down a couple of times to make the actuator and ball bearings drop out
- Drop the ball bearings back in
- Press the shackle to the locked position and use a tool to put one ball bearing on each side of the lock leaving the hole for the actuator clear
- Drop the printed springless actuator in making sure it gets seated completely
- Rotate the actuator so that it aligns with the core.
- Drop the core in and reassemble the rest of the lock.
2025-11-14: Improve shackle action when unlocking
2025-11-12: Improve fit
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The author marked this model as their own original creation.