

| Subject: | Re: Oil Pressure Lamp? Denoument. |
| From: | Scott Daniel - Turbovans |
| Date: | Thu, 10 May 2012 21:37:00 -0700 |
Big points for using 'furgled.' Don't forget, it's 'just a blockage or leakage of fluids or electrons.' ( fluids include gases btw, not just liquids ) On 5/10/2012 7:46 PM, Rocket J Squirrel wrote: > Dennis and Scott: as I said, you could be right. > > > Don't forget that I am a guy who is famous for catastrophizing the > slightest hiccup in my van's behavior. But here I feel confident, and > I'm sticking with my hypothesis that it's nothing more than a bit of > conductance caused by deep soakage on, and possible in, the OP switch. > > I think it's a new one, put on last year when I installed tencentlife's > oil pressure gauge sender modification. > > BUT, but -- if I'm wrong, then you are both owed a fine ale from one of > the many microbreweries Bend, Oregon, is proud to be the home of. Same > goes for anyone else in the peanut gallery here who comes up with a > cogent argument that the symptoms I described (read the whole thread, > don't just jump in -- ignorance of what this is about is grounds for > immediate disqualification) indicate a /dire/ problem which requires > immediate rewiring of the dash oil pressure circuit. It is, after all, > the very least I could do after all the help and advice the two of you, > and indeed, everyone else on this list, have given me. > > Besides, even if I'm wrong, the worst that could happen is that the wire > to the switch shorts to chassis and my oil pressure light comes on. I do > have a functioning OP gauge on an independent circuit. > > On the other hand, if they both indicate zero pressure then I am well > and truely, um, furgled. > > (Is "furgled" a word? Can I use it here?) > > -- > Jack "Rocket j Squirrel" Elliott > Bend, Ore. > 1984 Westfalia. A poor but proud people. > 1971 "Ladybug"-brand utility trailer ca. 1972 from a defunct company in > San Clemente, Calif., now repurposed as The Westrailia. > > On 05/10/2012 05:28 PM, Dennis Haynes wrote: >> As they should. But moisture affecting low voltage circuits still >> indicates >> a problem. Either a bad switch or the wiring insulation is failing. >> >> Dennis >> >> >> -----Original Message----- >> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On >> Behalf Of >> Richard Koerner >> Sent: Thursday, May 10, 2012 8:17 PM >> To: vanagon@GERRY.VANAGON.COM >> Subject: Re: Oil Pressure Lamp? Denoument. >> >> YES!!! All Warning Lights bright at turn of key before starting!!! >> All go >> off after starting, sometimes a blip of throttle to make go off, been >> like >> that for 24 years since I bought Vanagon. >> >> Rich >> San Diego >> >> --- On Thu, 5/10/12, Dennis Haynes<d23haynes57@hotmail.com> wrote: >> >> From: Dennis Haynes<d23haynes57@hotmail.com> >> Subject: RE: Oil Pressure Lamp? Denoument. >> To: "'Richard Koerner'"<rjkinpb@SBCGLOBAL.NET>, >> vanagon@GERRY.VANAGON.COM >> Date: Thursday, May 10, 2012, 4:25 PM >> >> Does the Warning light turn on brightly with the ignition on before the >> engine is started? If moisture can make a change in any electrical >> circuit >> you have an insulation breakdown that needs to be addressed. Stop >> fooling >> yourself. >> >> Dennis >> >> -----Original Message----- >> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On >> Behalf Of >> Richard Koerner >> Sent: Thursday, May 10, 2012 6:08 PM >> To: vanagon@GERRY.VANAGON.COM >> Subject: Re: Oil Pressure Lamp? Denoument. >> >> I concur! Moderator David B. yesterday correctly diagnosed the faint >> dull >> red glow in my oil pressure LED as possible moisture in the circuit; >> turns >> out I had used a hose to gently wash off the engine compartment and must >> have got some on the sender. Once engine came up to temperature, the >> moisture evaporated away and so did my false indicator light. >> >> Rich >> San Diego >> >> --- On Thu, 5/10/12, Rocket J Squirrel<camping.elliott@GMAIL.COM> >> wrote: >> >> From: Rocket J Squirrel<camping.elliott@GMAIL.COM> >> Subject: Re: Oil Pressure Lamp? Denoument. >> To: vanagon@GERRY.VANAGON.COM >> Date: Thursday, May 10, 2012, 2:45 PM >> >> Wet oil pressure switch? >> >> Yesterday we put new coolant into my 1.9. Using a "Libby Bong" one >> can get >> quite a gusher out of the bleeder in the engine compartment. Coolant >> washed >> over the oil pressure gauge sender and oil pressure switch which are >> moved >> above the left head when using tencentlife's adapter setup, which I am. >> >> Drove the van briefly yesterday, and there were no warning lamps, >> everything >> read okay. But this morning, I needed to move the van a couple >> hundred feet >> and the oil pressure lamp did not go out even though the oil pressure >> gauge >> read normally. But the lamp was not on at full power, either: it was >> only at >> half-brightness. >> >> I had to run a bunch of errands in Mrs Squirrel's car in the morning, >> but >> after lunch I brought the van back to the driveway, and the oil lamp was >> quite dim, but not out. Turned off the engine, connected a voltmeter >> to the >> switch's "hot" terminal and turned on the ignition w/o starting the >> engine. >> Read about 0.5V. Started the engine. Read 10.5 volts. >> Puzzled I check the dash lamp -- dark. Revved the engine to kick in the >> alternator and the voltage rose to about 11.5 or 12V and the lamp, of >> course, was dead dark. >> >> Took it for a long drive, no sign of spurious lamp lightage. >> >> It's my theory that the oil pressure switch was soaked with coolant and >> offered a sufficiently low enough resistance to allow current to flow >> through the lamp to cause it to partially light. Then it dried out. >> >> Even though a brief check with an ohmmeter showed that a 50/50 mix of >> G-05 coolant is about as conductive as distilled water, this is my >> story and >> I'm sticking to it. >> >> -- >> Jack "Rocket j Squirrel" Elliott >> Bend, Ore. >> 1984 Westfalia. A poor but proud people. >> 1971 "Ladybug"-brand utility trailer ca. 1972 from a defunct company >> in San >> Clemente, Calif., now repurposed as The Westrailia. >
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