617 trigger pull

[Angel Eyes]

I put an 11 lb trigger return spring in a 617-10 shot. It has helped the DA pull a lot and works great. But the SA is funny. It seems to push the trigger forward immediately after release. What is doing this?

 

[Angel Eyes]

I put an 11 lb trigger return spring in a 617-10 shot. It has helped the DA pull a lot and works great. But the SA is funny. It seems to push the trigger forward immediately after release. What is doing this?