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Leak-Down Test ~ How Do I Do It?

Posted: Fri Aug 26, 2011 10:20 pm
Author: Garn 1
I just read Z1000Pudin's "Low Compression" Topic. He mentions some good info found from a leak-Down Test.
I've never done one of these Leak-Down test.
Can anyone tell me how it is done and what equipment I need? ... I guess I need a compressor.
RegardZ.

PS... I did a search of Leak-down Test .. I found a lot of leaks!
Leaking Carbs, Leaking cylinders, Leaking Brakes and leaking sumps along with general oil leaks!.

Posted: Fri Aug 26, 2011 10:29 pm
Author: z1000puddin
Garn,
Check out this link to wikipedia,very good explanation with picture set up

http://en.wikipedia.org/wiki/Leak-down_tester

stu

Posted: Fri Aug 26, 2011 10:34 pm
Author: PAULJAC47
I made one up using an old spark plug with an adaptor brazed on for my push on conector to my compressor,an in line pressure gauge is a good idea though some compressors have an in built one,good tool to tell where leakage is occuring..
http://www.bmw2002faq.com/content/view/78/32/

Check this out Cocka