Quote:
Originally Posted by Thad House
Something Ive always wondered, and I've always gotten different answers to. Is the 125 for the pressure relief valve the pressure it releases to, or the pressure it starts releasing. I've always seen that if its set to never let the pressure go above 125, it usually reliefs down to about 110 psi. If we set it so it wont let the pressure go above 135, if reliefs down to 125. Which method is correct? Some inspectors ive seen want it one way, and some want it another.
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Quote:
Originally Posted by Al Skierkiewicz
A good team member or inspector will check that the valve vents above 125 psi after calibration and tightening of the lock ring. It is not calibrated if it vents below 125 psi.
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Just to be clear, which of the 2 methods described by Thad House is correct? Should it begin venting at ~115psi, or at 125psi?