<html><head></head><body><div class="ydp6eff45ceyahoo-style-wrap" style="font-family:Arial, Helvetica, sans-serif;font-size:16px;"><div><div dir="ltr" data-setdir="false">It could be something clogging the port to the pressure switch holding residual pressure there in a sense "faking" it out. I'd try taking the switch off and some of the associated plumbing and blow it out. Maybe a new switch is in your future.<br></div><div><br></div><div class="ydp6eff45cesignature"><div style="color: black; font-style: normal; font-weight: normal; font-stretch: normal; font-size: 12pt; line-height: normal; font-family: Arial, Helvetica, sans-serif; font-size-adjust: none;"><div style="color: black; font-style: normal; font-weight: normal; font-stretch: normal; font-size: 12pt; line-height: normal; font-family: Arial, Helvetica, sans-serif; font-size-adjust: none;"><div><font size="4">Dave <br></font></div><div><span style="font-size:10.0pt;font-family:sans-serif;color:black;"><br></span></div><br></div></div></div></div>
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On Tuesday, July 11, 2023 at 03:30:16 PM CDT, Mike Rambour <lists@dinospider.com> wrote:
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<div><div dir="ltr"> Hi,<br></div><div dir="ltr"><br></div><div dir="ltr">Having a problem with my 5hp Champion Advantage compressor. I called <br></div><div dir="ltr">TPTools where I purchased it in 2001 and they were useless, they want to <br></div><div dir="ltr">send out a service rep to fix it ($$$).<br></div><div dir="ltr"><br></div><div dir="ltr">The issue its having is first 2 or 3 cycles of the day when its cold, it <br></div><div dir="ltr">cycles normally, comes on at around 120-125PSI and shuts off at 175PSI, <br></div><div dir="ltr">after those 2 or 3 cycles it only comes back on at around 15PSI or even <br></div><div dir="ltr">lower and it does this all day until next day. I only work in the <br></div><div dir="ltr">garage on weekends but I am in the bead blasting stage of my restoration <br></div><div dir="ltr">so using the compressor heavily those 2 days a week.<br></div><div dir="ltr"><br></div><div dir="ltr"> They said turn it off and drain all the air, then cycle it back on and <br></div><div dir="ltr">listen for the "Hiss" (their word) when the compressor shuts off and <br></div><div dir="ltr">listen for the hiss and keep doing that until the compressor does not <br></div><div dir="ltr">cycle anymore, did I hear the hiss or not, did the motor hum when trying <br></div><div dir="ltr">to restart ? If that is the case the unloader valve is bad. I do <br></div><div dir="ltr">normally hear the hiss, I don't pay attention EVERY time though and the <br></div><div dir="ltr">motor does not hum.<br></div><div dir="ltr"><br></div><div dir="ltr"> Isn't it just a pressure valve ? this thing is over 20 years old and <br></div><div dir="ltr">first time giving me issues. But they want to send out a tech to <br></div><div dir="ltr">diagnose and fix the issue meaning having to take a day off work and <br></div><div dir="ltr">spend $$$ when it should be simple. I do agree with the guy that I don't <br></div><div dir="ltr">want to throw money at the problem and swap random parts but I don't <br></div><div dir="ltr">need a tech, just how to diag which part is the issue. I am going to <br></div><div dir="ltr">be blasting a lot over the weekend.<br></div><div dir="ltr"><br></div><div dir="ltr"> mike<br></div><div dir="ltr"><br></div><div dir="ltr">-- <br></div><div dir="ltr">As he stared at her ample bosom, he daydreamed of the dual Skinners Union<br></div><div dir="ltr">carburetors in his vintage Singer, highly functional yet pleasingly formed,<br></div><div dir="ltr">perched prominently on top of the intake manifold, aching for experienced<br></div><div dir="ltr">hands, the small knurled caps of the oil dampeners begging to be inspected<br></div><div dir="ltr">and adjusted as described in chapter seven of the Singer shop manual.<br></div><div dir="ltr"><br></div><div dir="ltr">_______________________________________________<br></div><div dir="ltr"><br></div><div dir="ltr"><a href="mailto:Shop-talk@autox.team.net" rel="nofollow" target="_blank">Shop-talk@autox.team.net</a><br></div><div dir="ltr">Donate: <a href="http://www.team.net/donate.html" rel="nofollow" target="_blank">http://www.team.net/donate.html</a><br></div><div dir="ltr">Suggested annual donation $12.96<br></div><div dir="ltr">Archive: <a href="http://www.team.net/pipermail/shop-talk" rel="nofollow" target="_blank">http://www.team.net/pipermail/shop-talk</a> <a href="http://autox.team.net/archive" rel="nofollow" target="_blank">http://autox.team.net/archive</a><br></div><div dir="ltr"><br></div><div dir="ltr">Unsubscribe/Manage: <a href="http://autox.team.net/mailman/options/shop-talk/dave1massey@cs.com" rel="nofollow" target="_blank">http://autox.team.net/mailman/options/shop-talk/dave1massey@cs.com</a><br></div><div dir="ltr"><br></div></div>
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