You need to take our advice from earlier threads, and refrain from asking for more reinforcement answers to the questions we answered already.
mc said "based on your internals".
Those of us who have already given you tips and pointers know you have all stock parts and need to use the 180psi range to start with.
Adjust HPR to 180ish PSI
Lower your Dwell all the way.
Now, while shooting over a Chrono with good paint, Raise your dwell until you are at your Legal Field Velocity.
Now go have fun and shoot people.