Date:         Fri, 7 Feb 2003 15:40:48 -0500
Reply-To:     Angus Gordon <agordon@BRIGHT.NET>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Angus Gordon <agordon@BRIGHT.NET>
Subject:      Re: Heater fuel pressure question
In-Reply-To:  <5.1.0.14.2.20030207141443.0449a200@pop1.attglobal.net>
Content-Type: text/plain; charset="us-ascii"; format=flowed

>>cut out as much battery drain as possible.  I'm thinking
>>that I may be able to raise the fuel tank high enough
>>to get the pressure I need.  Assuming the fuel has the
>>same weight as water, how high would it have to be?
>>And for that matter would there have to be a minimum
>>amount of fuel in the tank at all times?
>
>Figure 7/8 the weight of water, so it will need to by 8/7 as high.  33 feet
>of seawater gives one atmosphere or ~15 psi, so 3 psi would be six feet of
>water, or just under seven feet of diesel.


Close.
The weight of jet fuel (assuming this is the heater being discussed) is
about 6.7 lbs/gal at standard temp. so you'd best jack that tank up a bit
higher!

Angus


================================
Angus Gordon                       '89 Carat
NW Ohio                            '86 Syncro