07-19-2009, 12:53 AM
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Resident *******
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Join Date: Dec 2005
Location: San Jose, CA
Posts: 6,218
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Re: Hard Choice, or is it so hard?
The LPR is the Low Pressure Regulator. It takes air from the HPR's supply to the marker and makes it about 70psi or so and sends the air to the solenoid. The solenoid then uses that pressure to push the bolt back and forth. That's about as simple as it gets.
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