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No pressure



Or the third, and simplest option IMO...  Fill it up as per normal.  Keep the cap off, start it, and run it to 4K until the fan cycles once or twice.  So far, I have yet to have one not bleed properly...

David
> 
> From: Tim McConnell <timjmcconnell@gmail.com>
> Date: 2005/06/01 Wed PM 12:10:44 EDT
> To: Brett Van Sprewenburg <brett@netacc.net>
> CC: a2-16v-list@mail.a2-16v.com,  Scirocco email List <scirocco-l@scirocco.org>
> Subject: Re: No pressure
> 
> You could try the crazy timbo method - Fill it up. Drive the car
> VIOLENTLY slaloming around everything - light poles, dogs, hydrants,
> old people. Slosh the crap out of the system with it running.
> 
> Then go home. Take the rad cap off (carefully!!) Let the engine run
> like that for a bit. If the level of coolant is still the same - you
> can go sloshing again - or I take the coolant temp sensor out of the
> flange on the head and try to burp it out of there. Works good.
> 
> --Timbo
> 
> On 6/1/05, Brett Van Sprewenburg <brett@netacc.net> wrote:
> > At 10:26 PM -0400 5/31/05, John S. Lagnese wrote:
> > >Hi,
> > >     My 87 16V Scirocco isn't building up any pressure in the
> > >radiator. The temperature goes up past the led, but no ressure. It
> > >also has just a trickle going into the reservoir tank. The water
> > >pump must be working, I have plenty of heat.
> > >     It has just had a new water pump installed. The thermostat has
> > >also been replaced. The radiator has also been flushed.
> > >     The water pump died last September, it was leaking like a sieve.
> > >It sat all winter with no coolant.
> > >     Any ideas? I have had it out at a local garage because I really
> > >haven't got the time during the school year.
> > >Thanks,
> > >John
> > 
> > 
> > Seems like a typical air trapped in the system problem.  Several
> > people over the years have has a
> > variety of different ideas on how to take care of this.  One that has
> > always worked for me is to
> > drill a small hole or two in the thermostat at the flat area outside
> > the "mechanism" valve.
> > This allows any air trapped on one side to escape more easily, so
> > that the coolant can
> > contact the thermostat.  Without that contact, the valve will not
> > open, likely causing
> > the situation  you have.  Opening up the bottom of the waterpump,
> > where the tstat is
> > located, is easy (2 10mm bolts), but messy because most of the
> > coolant shoots out at you. :/
> > Get a clean bucket to catch it all so that you can reuse it.  I
> > believe an 1/8" hole would
> > do the trick here.
> > 
> > If you don't want to try this, a less invasive maneuver is to try and
> > get the reservoir
> > tank to be at the highest point, and the tstat at the lowest.  This
> > involves jacking up the
> > rear and drivers side front a bit....then running the motor.  This
> > might have the effect of
> > moving the air bubble, especially if you help it along by squeezing
> > the hoses.    Another
> > variant is to open the hose at the top of the rad a bit (just to let
> > out trapped air) and
> > combine with hose squeezing the running engine (sounds like fun, eh?)
> > 
> > ==Brett
> > 
> > _______________________________________________
> > Scirocco-l mailing list
> > Scirocco-l@scirocco.org
> > http://neubayern.net/mailman/listinfo/scirocco-l
> > 
> 
> 
> -- 
> www.vintagewatercooleds.com/tech
> 
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'83 GTI, Daily Driver...
'87 16V, parts car
'82 pickup, 2.0 16V, collecting dust...