[NoVa-Corvairs] Gas Gauge issues

[Fredrick M. Marx]

Sorry all--I missed this email--I guess we are doing tanks at this month's meeting, so I will hold off on mine and see how to do it right first.

Fred



Fredrick M. Marx
Principal
Slevin & Hart, P.C.
1625 Massachusetts
Ave., N.W., Suite 450
Washington, D.C. 20036
202-797-8700 Tel
202-234-8231 Fax
fmarx at slevinhart.com

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-----Original Message-----
From: Novacc-list [mailto:novacc-list-bounces at corvair.org] On Behalf Of Charles Nelson via Novacc-list
Sent: Thursday, January 08, 2015 6:01 PM
To: corvairduval at cox.net; Northern Va Corvair Club
Subject: Re: [NoVa-Corvairs] Gas Gauge issues

With likely resistance unit rust up would I be looking at getting a sender sent from Clarks  or the ranch? Any Other  items I should have on hand before the meeting?

Sent from my iPhone

> On Jan 8, 2015, at 5:48 PM, corvairduval--- via Novacc-list <novacc-list at corvair.org> wrote:
>
> Yes, it seems the dash gauge and wiring are working fine and the
> problem is in the tank.
>
> Drain the fuel as best you can and drop the tank. Open her up and take
> a look.
>
> I do not have a used FC sending unit to even look at. Being it reads
> halfway, the resistance unit is probably rusted up.
>
> Frank DuVal
>
> Original email:
> -----------------
> From: Charles Nelson nelsondentalpractice at gmail.com
> Date: Thu, 8 Jan 2015 17:35:22 -0500
> To: corvairduval at cox.net, novacc-list at corvair.org
> Subject: Re: [NoVa-Corvairs] Next meeting
>
>
> When The car is off the gauge reads full. When I turn on the ignition
> it reads 1/2 full. Unplugging the connection it goes to full. Using
> the ground wire suggestion it goes to empty.  I was unable to shake
> the car enough to get a good sloshing of gas in the tank because the
> car is on jacks. Does this information help with diagnosing what I should have on hand?
> Thanks
> Trey
>
> Sent from my iPad
>
>>> On Jan 7, 2015, at 10:09 PM, Frank DuVal via Novacc-list
>> <novacc-list at corvair.org> wrote:
>>
>> Unplug the connection on the tank. I think it will be a brown or tan
>> wire
> with a rubber boot over the connection.
>>
>> Does the gauge still read half full, or does it go to full or empty?
>>
>> Connect the terminal on the end of the brown wire to ground with
>> another
> wire. Does the gauge now read opposite of the above test (terminal
> connected to nothing)?
>>
>> Measure the resistance of the tank unit by attaching one lead of the
> ohmmeter to the terminal (stud) and the other lead to ground on the car.
> Read the resistance. Shake the car and see if the resistance changes
> with the fuel sloshing. If no change, the tank is empty or the sender is bad.
>>
>> Frank DuVal
>>
>>> On 1/7/2015 7:57 PM, Charles Nelson via Novacc-list wrote:
>>> I would like to work on my '62 gas guage. It gives an improper reading.
> When it is off, it reads full. When on it reads half full.  With that
> in mind I would like some suggestions as to what to have on hand to
> help fix it so that I can get it before the meeting.  Any suggestions
> would be welcome.
>>> Thanks
>>> Trey Nelson
>>>
>>>
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>>
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