Low temp readings,gauge |
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Mr.hollywood..
So when you come in from say a ski run, Turn motor off. Is not water in the Block? So ,After cooling down say 3 hrs, The thermo stat is closed.. Correct? So when you fire it back up the thermo stat will remain close until it reaches the proper temp to open.. Is there not water in the BLOCK--After the motor has been shut off? I think I do understand.. |
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TRBenj
Grand Poobah Joined: June-29-2005 Location: NWCT Status: Offline Points: 21186 |
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That is correct but is neither here nor there. HW is correct, and I suspect you still don't quite understand. Read his post again. |
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Mr TrBenj.
I said pretty much the same thing as Hollywood said! Maybe some does get in to fill the block, say firing it back up the next morning.. How much who knows. BUT the Thermo stat will stay closed until operating temp is reached.. Then there will be FULL FLOW block and all after that. Prior to the thermo opening ,, The flow of fresh water only circulates to other areas and then out the exhaust..NONE TOO THE BLOCK! Is this not the main reason to drain block for winterizing? because for the most part the anti-freeze being sucked in may just by-pass the block and out the exhaust? Leaving water and no anti-freeze getting into the block.. |
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8122pbrainard
Grand Poobah Joined: September-14-2006 Location: Three Lakes Wi. Status: Offline Points: 41045 |
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Lin, The back door and front door are key terms when it comes down to cooling as well as heating. |
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8122pbrainard
Grand Poobah Joined: September-14-2006 Location: Three Lakes Wi. Status: Offline Points: 41045 |
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No, you haven't been reading enough of the winterizing threads. Tim just mentioned that the block fills from the bottom. This is true. Air escapes the top via a small air bleed hole in the T stat. BTW, the hard core here do not believe in sucking antifreeze. You pour it in. That's even the method your manual tells you. I thought you had the manual that the PO gave you??? |
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Mr.Peter
ONE QUESTION---------------- is not the block full with water after you shut it down? Yes or No? After this I have another question.. ty |
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LaurelLakeSkier
Senior Member Joined: February-12-2007 Location: Wisconsin Status: Offline Points: 485 |
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Yes the block stays filled with water after shutting the engine down.
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The world is full of youth—what we need is a fountain of smart!
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Ty------Lake skier... Now that being said,, The only circulation for the MOST part of freshwater cooling is that 95 percent is not going in to the block,, How could it? If the thermo is closed.. Correct?
So when the thermo opens hot water escapes and then fresh cooler water replaces it ,, FULL CIRCIRCULAION is then in play- for some reason some boys on here say I do not understand how the flow takes place... |
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TRBenj
Grand Poobah Joined: June-29-2005 Location: NWCT Status: Offline Points: 21186 |
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Your most recent post is correct, so you may have grasped it now... You understand now that the following statement is wrong, yes?
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mark c
Gold Member Joined: May-09-2012 Location: Massachusetts Status: Offline Points: 534 |
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Water is always circulated in the block (at least on a BBC), thats what the water pump on the front of the engine does, There is a bypass hose under the thermostat housing that lets the warmer water out of the block and back into the water pump. Its not 100% or maybe even 50% of full circulation, but it does prevent hot spots from forming inside the engine. The raw water pump discharge can not get into the engine, becasue the thermostat is closed, blocking flow into the block. Once the thermostat starts to open and begins to discharge the hot water from the intake into the exhaust manifolds, new colder water from the RWP is sucked into the block water pump (not the raw water pump - that has full flow going all the time, most of it bypassing the engine) and pushed into the block. Then a balancing act begins with the thermostat opening and closing to maintain whatever its setpoint is (143F or 160F), and as it modulates it allows more (or less) cold lake water into the block.
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8122pbrainard
Grand Poobah Joined: September-14-2006 Location: Three Lakes Wi. Status: Offline Points: 41045 |
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What happens with engines with only a RWP and not the automotive circulation pump? |
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mark c
Gold Member Joined: May-09-2012 Location: Massachusetts Status: Offline Points: 534 |
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Don't have one of those, so I don't worry about it. One would assume there is some kind of minimum flow orifice that allows some minor flow of cold water thru the engine at all times.
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trbenj-- If the statement is wrong then do not blame me.. That is what the CC-book is reading...
Almost word for word.. Dual bypass system-- Full circulation through -out the engine -Even during warming up .. Now maybe having the word Dual was the concern? |
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Mr. Peter.. I you trying to Hint to me that you might be a BACK_DOOR MAN? Regarding your comment to me?
back door and front door are KEy terms? I see nothing like that in the CC, Book at all! |
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8122pbrainard
Grand Poobah Joined: September-14-2006 Location: Three Lakes Wi. Status: Offline Points: 41045 |
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Mark, You may not "worry about it" but some of the members here do have cooling systems with only the RWP so, your comment may be confusing to some. RWP set ups were very common before the marinizers realized they could save some money. Instead of tooling up for a block off plate where the standard circulating pump fits, they started just purchasing the block with the circulating pump. There isn't a orifice on RWP only cooling systems. They simply use a T stat to direct water to the block or by pass it out via the exhaust manifolds just as systems with circulating pumps do. Since you are an engineer, I hope you can comprehend the concept. A fixed orifice with the wide RPM range of the typical engine would be pretty tricky. Pick an orifice size and calculate the CV value at different PSI's and GPM's!! You will be amazed at what the figures come out to!! Don't forget a rubber impeller pump does have a max head. |
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mark c
Gold Member Joined: May-09-2012 Location: Massachusetts Status: Offline Points: 534 |
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Hence my disclaimer (at least on a BBC) in my statement above. BBC is a big block chevy for those who don't follow all the acronyms used.
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Hollywood
Moderator Group Joined: February-04-2004 Location: Twin Lakes, WI Status: Offline Points: 13515 |
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Linda, give up already. Yes, there is circulation but clearly you don't understand what is circulating. I just don't think it's within your grasp.
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Hollywood.. While Mr. peter, seems to be the Back-Door man! Are hinting to me that you are all front DOOR?
I think I might have a GRASP on this matter though.. |
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Hollywood
Moderator Group Joined: February-04-2004 Location: Twin Lakes, WI Status: Offline Points: 13515 |
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Any door in a storm
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Hollywood. much respect for your response..You have come clean!
Now, Mr.peter just needs to come out of the closet and come clean, If he enjoys the Back door,then so be it.I am sure with 20 -50 VR1, he would be well prepared to tackle any Back-Door situation! Not to mention is does have a nice amount Of ZDDP in as well well. His flat tappet would do no Harm or be harmed... |
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forvicjr
Gold Member Joined: August-24-2012 Location: sc Status: Offline Points: 692 |
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O lord, lmao! .....
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“Tact is the ability to step on a man's toes without messing up the shine on his shoes.” ― Harry S. Truman
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Air206
Grand Poobah Joined: September-28-2008 Location: Roanoke, VA Status: Offline Points: 3000 |
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Are we on Wakeworld.com?
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skutsch
Grand Poobah Joined: June-19-2008 Location: Racine, WI Status: Offline Points: 2874 |
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+1 Steve!
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Hollywood
Moderator Group Joined: February-04-2004 Location: Twin Lakes, WI Status: Offline Points: 13515 |
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What the hell are either of you doing on Wakeworld?
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Air206
Grand Poobah Joined: September-28-2008 Location: Roanoke, VA Status: Offline Points: 3000 |
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What the Heck are we doing here - on this post? WackY.........
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Air206
Grand Poobah Joined: September-28-2008 Location: Roanoke, VA Status: Offline Points: 3000 |
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BTW - I only got on Wakeworld once my Mom set up my account for me......
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GlassSeeker
Grand Poobah Joined: November-26-2008 Location: Elk Grove, CA. Status: Offline Points: 2421 |
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I got 86'd from WW 3 times...LOL
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This is the life
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Swatkinz
Platinum Member Joined: December-03-2003 Location: Lexington, SC Status: Offline Points: 1307 |
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This has been more interesting than anything ive ever seen on WW. Perhaps a good 79nautique rant would be the only thing that could top this? Perhaps
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Steve
2011 Sport/Air 200 Excalibur 343 2017 Boatmate Tandem Axle Trailer Former CC owner (77, 80, 95, 88, all SNs) Former Malibu owner (07, 09) |
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skutsch
Grand Poobah Joined: June-19-2008 Location: Racine, WI Status: Offline Points: 2874 |
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LOL!!! I ended up there once searching for boards for the kids, couldn't leave fast enough... |
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Air206
Grand Poobah Joined: September-28-2008 Location: Roanoke, VA Status: Offline Points: 3000 |
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Bueller......? Bueller.............? |
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