Omega Paslode 901000 Impulse Cordless Finish Nailer "framing nailer green" Questions

Framing Nailer won't operate On my Paslode Impulse Framing Nailer, I put in a fresh battery and the light blinks green but the unit will not operate. It has a new gas cartridge and nails inserted, but

...Framing Gun and it appears that the battery might be defective. I charge the battery every night and the nailer works for about 10 minutes and then the gun stops nailing. What might I being doing ...