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owenexile

Joined: 05 Jun 2009 Posts: 333 Location: Australia , Bunbury
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Posted: Sun May 02, 2010 5:32 am Post subject: Bleeding Air Out of the Engine? |
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Well i replaced my "anti-freeze" a while ago , and since then my car had been running on 1/2 on my Heat Gauge , Before i replaced it it was on 1/4 Constant no matter what . How do i get that air out , I red somewhere to turn the heater on full blast , pop of that "air nozzle" thingy (red) with a clamp on . What do i do after that? Just wait for watter to come out?
Thanks
Edit : i think the proper term is to bleed the air out _________________ 924 1982 N/A
For some reason theres always a earth problem somewhere with this car... |
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PORSCHEV

Joined: 02 Nov 2002 Posts: 1901 Location: Cedar Lake Nova Scotia, Canada
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Posted: Sun May 02, 2010 6:04 am Post subject: |
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I found jacking the front of the car up , then removing the air bleed valve worked perfect. The key is to start the car cold and remove the valve. This makes it the highest point in the cooling system. Air will naturally rise to this point. You have to let the car idle.
Don't rev it or it will increase the flow od coolant and you'll loose it out of the bleeder.
Let the car come up to operating temp so the thermostat will open ( where the air is trapped), You might loose a small amount of coolant at this point. Once you have burped your baby...put the bleed plug in and see if that has helped your issue. _________________ 1976 924
5 lug conversion, 17'C2 wheels,custom body work,327 vette engine.
1978-#53 "D" track racer. |
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owenexile

Joined: 05 Jun 2009 Posts: 333 Location: Australia , Bunbury
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Posted: Tue May 04, 2010 12:10 am Post subject: |
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Hi , I dont got jacks at the moment , since we are moving , but i got it up a hill and did that , But how do i know when most of the air is out? Does the water "burp" out which is "air" bubles , and then when no more water comes out it means most of the air is out? then close the Bleeding red thing? _________________ 924 1982 N/A
For some reason theres always a earth problem somewhere with this car... |
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Nobbi
Joined: 24 Aug 2006 Posts: 1396 Location: Germany
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Posted: Tue May 04, 2010 1:15 am Post subject: |
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All people i know do open that red thingi, fill up the expansion tank, open the heat valve inside, rev-up the engine and wait till nothing like coolant is flowing out. Then close it and done......
That lifting is possible required for special engines witch are building up air pockets with in the engine. You feel that if the air from your vents get cooler even when the engine is hot and the heat is turned on full.(most likely in front of a red stoplight while waiting)
Nobbi  _________________ NA 924 - april/1977- 4-speed-audi gearbox.
500.000 km with fun.....and new toy:Porsche 944 S2 Cabriolet.Other car Daimler c-class cabby,brandnew..Plus : DEUTZ 4005 tractor Built 1967 |
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PORSCHEV

Joined: 02 Nov 2002 Posts: 1901 Location: Cedar Lake Nova Scotia, Canada
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Posted: Tue May 04, 2010 1:59 am Post subject: |
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You have to make sure your letting the car come up to temp. or your wasting your time.
Try it as you did it ..might have gotten it all out. _________________ 1976 924
5 lug conversion, 17'C2 wheels,custom body work,327 vette engine.
1978-#53 "D" track racer. |
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