well I will answer my own question and say that it is ok to run water so far threw the check valve, system is finally leak free and is on a drip of 3 drips per second as of now, i'm just gonna let it flow threw a couple of water changes then slowly drop the rate after awhile..
Added a Youtube video of 195 tank and 55 sump and my other 120 tank with 29 sump.
[yt]<object width="425" height="344"><param name="movie" value="http://www.youtube.com/v/y87uJ-UET2o&hl=en&fs=1"></param><param name="allowFullScreen" value="true"></param><embed src="http://www.youtube.com/v/y87uJ-UET2o&hl=en&fs=1" type="application/x-shockwave-flash" allowfullscreen="true" width="425" height="344"></embed></object>[/yt]
Added a Youtube video of 195 tank and 55 sump and my other 120 tank with 29 sump.
[yt]<object width="425" height="344"><param name="movie" value="http://www.youtube.com/v/y87uJ-UET2o&hl=en&fs=1"></param><param name="allowFullScreen" value="true"></param><embed src="http://www.youtube.com/v/y87uJ-UET2o&hl=en&fs=1" type="application/x-shockwave-flash" allowfullscreen="true" width="425" height="344"></embed></object>[/yt]