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Date:         Thu, 5 Dec 2002 23:51:51 +0000
Reply-To:     Chris DeLong <green536@HOTMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Chris DeLong <green536@HOTMAIL.COM>
Subject:      Re: maybe not enough gas, but really good spark, no love
Comments: To: mratto@UCSD.EDU
Content-Type: text/plain; format=flowed

Did you find fouled spark plugs? if not then you might have to turnt he fuel mixture screw clockwise some. Maybe turn the fuel mix screw clockwise whilst cranking the engine and see if you get any action> GL and HTH. I will tell you later what that plug is for. Lets get this running first.

Chris DeLong ICQ#45030867 Seattle, WA USA '80 16V 'Rocco ragtop '91 GLi 2.0 16V '77 Rabbit 16V '80 'Vert (parting out!) '61 17 Window type II '91 Vanagon '78 Rabbit '84 Jetta

>From: Matt Ratto <mratto@UCSD.EDU> >Reply-To: Matt Ratto <mratto@UCSD.EDU> >To: vanagon@GERRY.VANAGON.COM >Subject: maybe not enough gas, but really good spark, no love >Date: Thu, 5 Dec 2002 15:00:55 -0800 > >Getting warmer... I tested the spark (unfortunately ungrounding it for >second and thus grounding it through me - that felt good) and all is OK. >Timing is good - all marks line up. > >But I think I figured out what's not working right. I pulled one of the >injectors (one of the two that I was able to get out), blocked the injector >hole to prevent an air leak, and operated the fuel distributor manually by >pressing directly on the air plate mechanism. First, the injector does not >spray at all for about 6 seconds, then, when it does spray, it pulses >(sprays fuel intermittantly) until I raise the air plate by about an inch >or >two. Then it sprays regularly. So I'm figuring I have a fuel pressure >problem. I'm going to check that the fuel pump is delivering enough fuel >(the Bentley says 17 oz. in 30 seconds) If that seems OK, then I guess it >can only be the fuel lines (that I made using 200 PSI hydraulic line based >on a recommendation from a list member and a hydraulic shop and they seem >OK), the control pressure regulator, or the fuel distributor itself. The >only way to test this stuff is with a pressure gauge which I'll have to buy >unless someone in San Diego has one to borrow. > >So any advice on testing procedures from the list? I'm also still trying to >identify the two-wire connector that is on the fuel distributor - I can't >figure out what this goes to... > >Matt > >------------------------------------- >Matt Ratto >Ph.D. Candidate >University of California, San Diego >mratto@ucsd.edu >http://communication.ucsd.edu/mratto >--------------------------------------

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