Subject	It is pressure that keeps your coolant from boiling
Posted by	BobbyT on July 29, 2008 at 2:57 PM
	This message has been viewed 77 times.
In Reply To	wrong posted by aliaZ on July 28, 2008 at 09:54 AM
Message	That's why you don't open the cap when your engine is hot. It's not that your water pump is a fire hose, it's that you'll release the pressure and flash-boil the coolant.
Follow Ups	I wanted to test for water leaks with the motor out... - scottyfender 14:50:13 07/26/08 Nice idea, thanks for sharing. (n/m) - my91z 15:27:15 07/26/08 FYI -- Might want to reconsider the kind of hose clamps - jzack 16:58:26 07/26/08 Hmm. That gives me some ideas for flushing all the coolant - MixManMash 18:34:04 07/26/08 Great idea. But the spigot opening does not effect pressure. - kkrofft (OH) 18:41:49 07/26/08 lol I was waiting for someone to address that issue. (n/m) - won4all 18:44:33 07/26/08 I'm sorry but I thought a valve... - scottyfender 23:45:30 07/26/08 But the faucet in your kitchen is not flowing into a closed - na300zx (OH) 08:41:00 07/27/08 The motor is not a closed sytem either. - Bezza 09:27:27 07/27/08 He has a valve that is closed on the other hose, so in this - na300zx (OH) 14:19:56 07/27/08 True, I missed the bit where the other end wasn't open :S (n/m) - Bezza 08:31:11 07/28/08 If that was house water source it's probably pretty low PSI (n/m) - Audioquest 09:03:11 07/27/08 Scottyfender is correct in that people are making too much - kkrofft (OH) 12:00:06 07/27/08 Maybe it's different in some areas, but at my place it's - Audioquest 14:19:35 07/27/08 Making it more difficult than it has to be people.. - scottyfender 10:15:59 07/27/08 lol fo sho, things jus got to be complicated around here - 550HPTT 16:53:08 07/27/08 Valve controls flow, no effect on pressure, period. - BobbyT 22:31:39 07/27/08 Stock radiator caps are about 16psi - na300zx (OH) 07:18:16 07/28/08 Wrong sir, valves effect pressure too. - Bezza 08:34:05 07/28/08 But he's talking about filling a closed system - BobbyT 14:55:20 07/29/08 wrong - aliaZ 09:54:50 07/28/08 It is pressure that keeps your coolant from boiling - BobbyT 14:57:03 07/29/08
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