thank you. I will measure at different spots as suggested. Best, Karl. On Sun, Nov 19, 2017 at 10:26 AM, Dennis Haynes <d23haynes57@hotmail.com> wrote: > OK, so the alternator is trying. Check belt tension. A loose belt will > reduce alternator output. Next check voltage as close to alternator as you > can get. Also check for voltage loss across engine ground. Readers plugged > into outlets can be off both due to the meter and all the voltage losses in > the wiring system especially on these older vehicles with corroding wiring > in the harness. The factory voltage setting is 13.8. Depending on load the > engine may need to be revved a bit to get there. If you have 13.8 at the > alternator and you are losing a volt or more to the front something is > wrong. A common problem place is the where the harness is connected at the > alternator itself. > > > > Dennis > > > > > > *From:* Karl Ploessl [mailto:karl.ploessl@gmail.com] > *Sent:* Sunday, November 19, 2017 9:45 AM > *To:* Dennis Haynes <d23haynes57@hotmail.com> > *Cc:* vanagon@GERRY.VANAGON.COM > *Subject:* Re: voltage > > > > yes. Warning light comes on with ignition on, after starting and revving > up, all lights are going off ("shows normal behaviour"). > > > > Karl. > > > > On Sun, Nov 19, 2017 at 9:42 AM, Dennis Haynes <d23haynes57@hotmail.com> > wrote: > > Alternator not working or broken wire somewhere. Does the battery warning > light turn on ignition on engine not running? If not probably bad brushes. > > > > Dennis > > > > Sent from Mail > <https://nam02.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgo.microsoft.com%2Ffwlink%2F%3FLinkId%3D550986&data=02%7C01%7Cd23haynes57%40hotmail.com%7C100e8989d61948c3774c08d52f5c2016%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636466995062311359&sdata=fIRxDF0PsmIWTI7xPTPEo7DcFUG50x3CKz3HZNAJYNw%3D&reserved=0> > for Windows 10 > > > > *From: *Karl Ploessl <karl.ploessl@GMAIL.COM> > *Sent: *Sunday, November 19, 2017 9:28 AM > *To: *vanagon@GERRY.VANAGON.COM <vanagon@gerry.vanagon.com> > *Subject: *voltage > > > > air cooled 81 Vanagon Westfalia: > new battery (6 weeks old): EverStart Plus Automotive Battery, Group Size > 41-4: > with engine running, I see 12.9 V (with an electronic reader plugged into > the utility outlet). Turning on headlights (60/55 W), drops it to 12.6 V. > Auxiliary lights (55 W) on, down to 12.3 and turning the auxiliary heater > on further down to 11.9 V. > That seems very low voltage? Any suggestions? > > Karl. > > > > > |
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