[TechAssist] Re: CRT coolant??

I don't know about "standard", but every bottle of
coolant I've ever seen, no matter where it came
from, stated on the container that it was
70%ethylene glycol, and 30% glycerin.
Walter
--- "Leonard G. Caillouet" <lcaillo@xxxxxxxxxxxx>
wrote:
> 
> Exactly what do you mean by this, Philip?  The
> glycerine is what makes the
> coolant work better optically.  What would a
> "standard mixture" be?
> 
> Leonard G. Caillouet
> Service Manager
> Electronics World
> Gainesville, FL
> 352-332-5608
> 352-332-5668 (fax)
> 
> ----- Original Message -----
> From: "Phillip R. Hull" <phil245@xxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, May 30, 2002 11:02 AM
> Subject: [TechAssist] Re: CRT coolant??
> 
> 
> >
> > The coolent is make for optical use and not a
> standard mixture.
> > Phillip R Hull
> > phil245@xxxxxxxxxxxxx
> > ----- Original Message -----
> > From: "Leonard G. Caillouet"
> <lcaillo@xxxxxxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Thursday, May 30, 2002 10:20 AM
> > Subject: [TechAssist] Re: CRT coolant??
> >
> >
> > >
> > > There is nothing really special about the
> coolant.  It is a mix of
> > glycerine
> > > and ethylene glycol.  The ethylene glycol
> works as a coolant and the
> > > glycerine aids in optical coupling and
> release of bubbles.  Most
> suppliers
> > > sell it much cheaper than you can buy from
> the OEM.  I doubt that you
> > would
> > > find such a mixture at an auto parts dealer. 
> As for the RTV sealer, I
> > have
> > > used it and never have a problem.  Just use a
> very thin layer so that
> the
> > > original gasket is assisted by the sealant
> and let is dry thoroughly
> > before
> > > filling with coolant.  The acid  released
> when the sealant cures might
> > > interact with the coolant, but I doubt it.  I
> just don't like to take
> > > chances.  After the sealant cures thoroughly
> it no longer releases
> > > significant acid.
> > >
> > > While I generally agree with the
> recommendations to use OEM parts &
> > > supplies, I also believe that a good
> understanding of the materials and
> > > functional properties of the parts used often
> results in the ability to
> > save
> > > time, increase profits, and assure a better
> repair.  I am confident that
> > my
> > > jobs where I reused a good gasket and used
> RTV sealant provides a better
> > > seal than would result with a new gasket and
> no sealant.  Of course, if
> > the
> > > gasket is damaged in any way, I would replace
> it...
> > >
> > > Leonard G. Caillouet
> > > Service Manager
> > > Electronics World
> > > Gainesville, FL
> > > 352-332-5608
> > > 352-332-5668 (fax)
> > >
> > > ----- Original Message -----
> > > From: "Terry W Rittenberry"
> <terrys-tv@xxxxxxxx>
> > > To: <techassist@xxxxxxxxxxxxx>
> > > Cc: <techassist@xxxxxxxxxxxxx>
> > > Sent: Thursday, May 30, 2002 9:47 AM
> > > Subject: [TechAssist] Re: CRT coolant??
> > >
> > >
> > > >
> > > > You can buy it from many electronic parts
> company's.
> > > > I would not put any other except what is
> recommended.
> > > > Sometimes it is called coupling fluid.
> > > >
> > > > Terry
> > > >
> > > > Terry's TV Service
> > > > 4300 Wyoming Avenue
> > > > Nashville, Tennessee 37209
> > > > 615-385-1174
> > > > terrys-tv@xxxxxxxx
> > > > On Wed, 29 May 2002 17:08:35 -0400 Larry
> <schntv@xxxxxxxxxxxx> writes:
> > > > >
> > > > > What is the coolant in projection tube
> lens assy?
> > > > > I have heard that automotive parts stores
> carry it.
> > > > > and can I use RTV silicone sealant to
> seal gasket?
> > > > > Thank you,
> > > > > Larry
> > > > >
> > > > > --
> > > > > Schneider TV & Electronic Inc.
> > > > > 5415 N. Wooster ave.
> > > > > Dover, Ohio 44622      
> www.geocities.com/schntv2000/
> > > > > 330-343-0768         FCC. first class &
> Extra class K8WLY
> > > > >
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=====
Walter Wood                  
Future Tech Home Center        
2786 Hwy. 43 N.
Lawrenceburg Tn. 38464
931-829-3337
Fax 931-829-4044
mailto:wwood_38478@xxxxxxxxx

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