Date:         Sun, 7 Apr 2019 11:31:59 -0700
Reply-To:     Neil N <musomuso@GMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Neil N <musomuso@GMAIL.COM>
Subject:      Re: 2000 rpm buzzer of oil pressure
Comments: To: Dennis Haynes <d23haynes57@hotmail.com>
In-Reply-To:  <BN6PR2001MB10420D51E757FE2474B7C587A0530@BN6PR2001MB1042.namprd20.prod.outlook.com>
Content-Type: text/plain; charset="UTF-8"

Comparing a "dumb" device like an O2 sensor to that L board puts it in
perspective. Thanks!

Neil.

On 4/7/19, Dennis Haynes <d23haynes57@hotmail.com> wrote:

> Sensitive enough that if the main ground is bad enough that alternator
> output causes a voltage drop you can get false warnings from that. .... As little as a .5 volt float can put the
> O2 sensor into full enrichment maybe even black smoke mode.
>
> Dennis
>
>
> -----Original Message-----
> From: Neil N [mailto:musomuso@gmail.com]
> Sent: Sunday, April 7, 2019 12:30 PM
> To: Dennis Haynes <d23haynes57@hotmail.com>
> Cc: vanagon@gerry.vanagon.com
> Subject: Re: 2000 rpm buzzer of oil pressure
>
> Is the (voltage?) range spec for the high pressure oil warning circuit on L
> board really so sensitive that a presumably small increase in resistance in
> a badly corroded high pressure brown ground path wire will cause the alarm
> to sound?


-- 
Neil n

VE7TBN

1988 Westy 50º ABA swap: https://tinyurl.com/yap5hpwt

1981 Westy 15º ABA swap: https://tinyurl.com/y9n4xob8

VAG Gas Engine Swap Group <http://tinyurl.com/khalbay>