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View Full Version : Mag only shooting 250 FPS...just fixed too..



Niche79
01-24-2009, 06:04 PM
SO I just got my RT back from Airgun, hooked it up at the field today and it was only puttin out 250 fps, used one of their Nitro tanks but it was a standard PMI Pure Energy. Any clue or sugesstions? I never had a prob with this gun before the issues and hence I sent it out to airgun. They sent the chrono ticket with it showing it was constant at 285 each shot. Just lemme know!

MANN
01-24-2009, 06:37 PM
turn up the velocity on the back of the marker. refer to your owners manual.

eXo_oUtSiDeR
01-24-2009, 06:37 PM
i know its a stupid question but i gotta ask did you try to turn up the velocity? If so its probably your tank reg, its probably adjusted lower than about 500 psi. You might need to put a different spring in it or something or shim it up, thats all I could think of a the moment..... Good luck! :shooting:

mostpeople
01-24-2009, 10:22 PM
Ok, let me guess


A classic RT, or a very old RT with a level 10 bolt?

michbich
01-24-2009, 10:30 PM
Turn the big knob on the back of the valve clockwise with an allen key...profit :)
:cheers: