TargetTalk

I checked the relief valve and it there was no leak as far as I could tell. Do you think that a stronger mainspring or a heavier hammer might help?

I have tried several cylinders filled anywhere from 460 to 480 grams and all chilled. I didn't think about the relief plug and I'll check that thanks I'll let you know how it turns out.

I have a daisy Avanti 887 that won't fire pellets completely out of the barrel. I think the problem is that the hammer is not hitting the valve hard enough to let enough CO2 out for it to fire correctly. I have tried replacing the mainspring but it doesn't help. I have also tried shimming the mainsp...