Thks for that explanation, but if the car has only off, lo, hi, buttons and no actual temperature settings like newer cars, why is it there? ----- Original Message ----- From: Bob Jasinski <rpjasin@xxxxxxxxxxx> Date: Monday, January 19, 2009 12:39 pm Subject: RE: [Chrysler300] 57 heater control valve To: 'Terry & Andree Hoeman' <tehoema@xxxxxxxxxxxxxx>, 'Lindsey Fuller' <yesdnil@xxxxxxx> Cc: 'Chrysler300 list' <Chrysler300@xxxxxxxxxxxxxxx> > I don't think mercury was in the tube as I've seen the tube > break off at the > bellows and nothing came out. > > Bob > > -----Original Message----- > From: Terry & Andree Hoeman [mailto:tehoema@xxxxxxxxxxxxxx] > Sent: Monday, January 19, 2009 10:27 AM > To: 'Lindsey Fuller'; Bob Jasinski > Cc: 'Chrysler300 list' > Subject: Re: [Chrysler300] 57 heater control valve > > Great description but think Mercury inside the tube. Need > something pretty > dense to be able to move the valve around. > > They really do make a difference but lets face it ---how much > will you drive > it while using the heater?? > > I still opt for the 10$ NAPA repair kit/replacement rubber > seal. Little > work and can't be done much more than once I expect since the > tabs will soon > break but worth the try. > > > ----- Original Message ----- > From: "Bob Jasinski" <rpjasin@xxxxxxxxxxx> > To: "'Lindsey Fuller'" <yesdnil@xxxxxxx> > Cc: "'Chrysler300 list'" <Chrysler300@xxxxxxxxxxxxxxx> > Sent: Monday, January 19, 2009 12:11 PM > Subject: RE: [Chrysler300] 57 heater control valve > > > > Lindsey, > > > > The bourdon tube is a sealed tube about 1/8" thick and is > installed in the > > air stream path. It is filled with a gas (probably air > I'm not sure) that > > applies pressure to a bellows that opens and closes the heater > control > > valve > > like a thermostat in your home. It is designed to > maintain a constant > > temperature within the car's interior based on what the driver > sets it at. > > The heater control valve without the tube just maintains a > fixed amount of > > coolant flow through the heater core, it is not regulated > automatically,> only by the fixed setting via the temp control handle. > > > > Bob J > > > > > > _____ > > > > From: Chrysler300@xxxxxxxxxxxxxxx > [mailto:Chrysler300@xxxxxxxxxxxxxxx] On > > Behalf Of Lindsey Fuller > > Sent: Monday, January 19, 2009 6:34 AM > > To: Bob Jasinski > > Cc: 'Bill Leahy'; 'Chrysler300 list' > > Subject: Re: [Chrysler300] 57 heater control valve > > > > > > > > Is the boudon tube necessary & what does it do? > > > > Bob Jasinski wrote: > > > >>Bill, > >> > >>There are kits available that include the rubber diaphragm > that allow you > > to > >>rebuild the valve. The valve is disassembled by bending the > little tabs > >>that hold it together, and basically you clean everything up, > put in the > > new > >>diaphragm and reassemble. There are companies that will do > this for you > >>also, and that may be a simpler way to go. > >> > >>New valves are also available, (check NAPA) there are some > issues with the > >>new valves however. The issues are that they are steel, not > brass, and > >>they > >>do not include the temperature sensing bourdon tube the > originals came > > with. > >>I would rebuild the original if it were my car, as I have had > both and > >>prefer the original. Others may have a source for the kit > and/or > >>rebuilders > >>but you might try looking in Hemmings or Google search. My car > is a 300G > >>so > >>I can't say for sure the '57s had the bourdon tube, but I'll > bet they did. > >> > >>Bob J > >> _____ > >> > >>From: Chrysler300@ <mailto:Chrysler300%40yahoogroups.com> > yahoogroups.com> [mailto:Chrysler300@ > <mailto:Chrysler300%40yahoogroups.com> > > yahoogroups.com] > > On > >>Behalf Of Bill Leahy > >>Sent: Thursday, January 15, 2009 3:11 PM > >>To: Chrysler300 list > >>Subject: [Chrysler300] 57 heater control valve > >> > >> > >> > >>one of the many things to improve or still fix in the first > place is my > >>heater control valve / it leaks badly. > >> > >>so, i finally have it out of the car and it looks like trouble > trouble>>trouble / rusty and carroded. > >> > >>are they fixable or do ya replace them suckers? > >> > >>or do ya block them off and close one eye? > >> > >>billllllllll in not so sunny kennewick washington > >> > >> > >> > >> > >> > >> > >>[Non-text portions of this message have been removed] > >> > >> > >>------------------------------------ > >> > >>To send a message to this group, send an email to: > >>Chrysler300@ <mailto:Chrysler300%40yahoogroups.com> > yahoogroups.com>> > >>For list server instructions, go to http://www.chrysler > > <http://www.chrysler300club.com/yahoolist/inst.htm> > > 300club.com/yahoolist/inst.htm > >> > >>For archives go to http://www.forwardl > > <http://www.forwardlook.net/300-archive/Yahoo> ook.net/300- > archive/Yahoo!> Groups Links > >> > >> > >> > >> > >> > >> > > > > > > > > > > > > [Non-text portions of this message have been removed] > > > > > > ------------------------------------ > > > > To send a message to this group, send an email to: > > Chrysler300@xxxxxxxxxxxxxxx > > > > For list server instructions, go to > > http://www.chrysler300club.com/yahoolist/inst.htm > > > > For archives go to http://www.forwardlook.net/300- > archive/Yahoo! 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