Subject	its not a vacuum really
Posted by	sandmanz32 on June 13, 2012 at 9:18 PM
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In Reply To	Re: Um, it should have pressure not vacuum. posted by MaxxAction on June 13, 2012 at 06:59 PM
Message	the fluid expands when hot, then contracts when cool. there should be no pressure on the cap when the engine is cold. if you overfill the system, or don't top off the tank after a service it can cause issues. ......And just as they're about to catch me.....Twin......Turbos......Kick.......In!
Follow Ups	Bubbles in coolant, not a head gasket?? - MaxxAction 17:16:30 06/13/12 Have you pressure tested the system? (n/m) - sandmanz32 18:05:16 06/13/12 Re: Have you pressure tested the system? - MaxxAction 18:20:32 06/13/12 Um, it should have pressure not vacuum. - Draker (Eugene, OR) 18:54:23 06/13/12 Re: Um, it should have pressure not vacuum. - MaxxAction 18:59:39 06/13/12 its not a vacuum really - sandmanz32 21:18:36 06/13/12 When engine cools off pressure is reduced to atmospheric>> - ZUL8TR 06:46:01 06/14/12 2 things: Some say the coolant test is not absolute, - zellamay 18:56:15 06/13/12 Re: 2 things: Some say the coolant test is not absolute, - MaxxAction 19:01:37 06/13/12 Re: Bubbles in coolant, not a head gasket?? - MaxxAction 19:25:45 06/13/12 B4 pulling heads do all tests noted. With pressure test>>> - ZUL8TR 07:29:44 06/14/12 Here is a link on electrolysis. They note that 0.15v will>> - ZUL8TR 07:44:53 06/14/12 Re: Here is a link on electrolysis. They note that 0.15v will>> - MaxxAction 13:18:07 06/14/12 To correct negative reading on MM reverse probes>> - ZUL8TR 07:18:16 06/15/12 If you suspect a head gasket leak, - Audioquest 20:02:26 06/14/12 Re: If you suspect a head gasket leak, - Medallion Man 10:53:02 06/15/12
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