All you have to do is turn your regulator down to 55 psi and it will not overcharge. I have mine set below 50 most of the time so the kids won't blow up their bicycle tires. Dean Dean May cell 812.239.3359 PianoRebuilders.com 812.235.5272 Terre Haute IN 47802 -----Original Message----- From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On Behalf Of Farrell Sent: Saturday, March 11, 2006 6:05 AM To: Pianotech List Subject: Re: "hydraulic" artist bench problems 55 lbs. from a bicycle pump is the same as 55 lbs. from an air compressor (I'm assuming lbs.= psi). Just as you would want to be sure the bicycle pump has a gauge on it to monitor air pressure, make sure the compressor has a pressure limiting valve such that the intended maximum pressure is pre-set. Come to think of it, it's time to pump up my bicycle tires for my Saturday morning ride! (With a compressor!) Terry Farrell ----- Original Message ----- >I called Paul Jansen. He said 55, not 45lbs. He also said use only a > bicycle pump, not an air compressor as the volume of that tank/reservoir > is > so small. > Thanks a lot for the suggestion to call him. > > John Fortiner _______________________________________________ Pianotech list info: https://www.moypiano.com/resources/#archives
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