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Old 07-23-2012, 11:12 AM
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Originally Posted by 454 Rattler View Post
I always mark the unit and the knob at the closed (left) and open (right) position .
You are correct: CCW (left) DECREASES the available pressure; CW (right) INCREASES it. So far I haven't seen a valve that was the other way around, but the knob should be clearly marked.
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