Re: AC 134a refrigerant leak down

David Bjorkman · 2013-05-08T20:22:11.000Z

Did not someone mention dye? Have you visually inspected the system? Dave B. On 05/08/13, JRodgers wrote: Eric , this thing got the full migillah . New seals, new expansion valve,filter, vacuum check, flush,oil, and R134a. I'm sure I have a tiny leak somewhere - just how to get at it without tearing it apart again - that's my goal. John On 5/8/2013 5:56 AM, Eric Ley wrote: > The use of sealant in A/C systems, There are two types of sealants used in > A/C systems one is a thinner (conditioner) which makes the seals expand > they > eventually dry out and leak twice as bad. The other type is a gel that > hardens in the presence of oxygen it will fill holes and cracks even in the > condenser or evaporator , did you do a 100% full vacuum on you're A/C system > to insure there is no oxygen in the system if your get in a accident and > the > system is exposed to oxygen it is scrap...... Your choice but if you take > the time to properly find the leak and repair you will save the most in the > end. > > Eric Ley > Garage Mechanic ELM > 2001 Demers Franklin , Qc > > -------------------------------------------------- > From: " JRodgers " jrodgers113@GMAIL.COM > > Sent: Wednesday, May 08, 2013 6:19 AM > To: < vanagon @GERRY.VANAGON.COM > > Subject: Re: AC 134a refrigerant leak down > >> Good stuff to know about. When the system was overhauled - the system >> was upgraded from R-12 to R134a with a kit from Van-Cafe that had all >> tht newer type seals. The thing didn't leak a drop from months,, then it >> started slowly losing it's cool - so to speak. Then I tarted adding a >> can of 134a once in a while. But I would like to stop that - and was >> hoping the sealant would do the trick. Next time I add some I will use >> a type with sealant and dye. >> >> Thanks, >> >> John >> >> On 5/7/2013 9:23 PM, Tom Hargrave wrote: >>> Yep , that's why you replace the O-ring seals with less porous seals. >>> They >>> used to also replace the rubber hoses for the same reason until the AC >>> community "discovered" that once the old hoses were soaked with >>> refrigerant >>> oil they sealed themselves tight enough to hold R134a. But the front >>> compressor seal is never replaced & often they will leak enough R134a to >>> pass a can or more / month. >>> >>> Thanks, Tom Hargrave >>> www .stir-plate. com >>> www . towercooler . com >>> www . kegkits . com >>> www .grow-sun. com >>> >>> >> > . >

Gerry | Vanagon

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Subject:	Re: AC 134a refrigerant leak down
From:	David Bjorkman
Date:	Wed, 8 May 2013 15:22:11 -0500

<div style="FONT-FAMILY: Times New Roman; COLOR: rgb(0,0,0); FONT-SIZE: 16px"><DIV>&nbsp;Did not someone mention dye?&nbsp; Have you visually inspected the system?</DIV><DIV>&nbsp;</DIV><DIV><SPAN class=misspelled>Dave</SPAN> B.</DIV><DIV>&nbsp;</DIV><DIV>&nbsp;</DIV><SPAN style="FONT-SIZE: 12px; FONT-FAMILY: arial; COLOR: #000000">On 05/08/13, <SPAN><SPAN class=misspelled>JRodgers</SPAN><JRODGERS113@GMAIL.COM></SPAN> wrote:</SPAN><DIV>&nbsp;</DIV><DIV style="FONT-SIZE: 12px; FONT-FAMILY: arial; COLOR: #000000"><SPAN class=misspelled>Eric</SPAN>, this thing got the full <SPAN class=misspelled>migillah</SPAN>. New seals, new expansion<BR>valve,filter, vacuum check, flush,oil, and R134a. I'm sure I have a tiny<BR>leak somewhere - just how to get at it without tearing it apart again -<BR>that's my goal.<BR><BR>John<BR><BR>On 5/8/2013 5:56 AM, <SPAN class=misspelled>Eric</SPAN> <SPAN class=misspelled>Ley</SPAN> wrote:<BR>&gt; The use of <SPAN class=misspelled>sealant</SPAN> in A/C systems, There are two types of <SPAN class=misspelled>sealants</SPAN> used in<BR>&gt; A/C systems one is a thinner (conditioner) which makes the seals expand<BR>&gt; they<BR>&gt; eventually dry out and leak twice as bad. The other type is a gel that<BR>&gt; hardens in the presence of oxygen it will fill holes and cracks even in the<BR>&gt; condenser or <SPAN class=misspelled>evaporator</SPAN>, did you do a 100% full vacuum on you're A/C system<BR>&gt; to insure there is no oxygen in the system if your get in a accident and<BR>&gt; the<BR>&gt; system is exposed to oxygen it is scrap...... Your choice but if you take<BR>&gt; the time to properly find the leak and repair you will save the most in the<BR>&gt; end.<BR>&gt;<BR>&gt; <SPAN class=misspelled>Eric</SPAN> <SPAN class=misspelled>Ley</SPAN><BR>&gt; Garage Mechanic ELM<BR>&gt; 2001 <SPAN class=misspelled>Demers</SPAN> <SPAN class=misspelled>Franklin</SPAN>, <SPAN class=misspelled>Qc</SPAN><BR>&gt;<BR>&gt; --------------------------------------------------<BR>&gt; From: "<SPAN class=misspelled>JRodgers</SPAN>" <A class=parsedEmail href="mailto:jrodgers113@GMAIL.COM" target=_blank>jrodgers113@GMAIL.COM</A>&gt;<BR>&gt; Sent: Wednesday, May 08, 2013 6:19 AM<BR>&gt; To: &lt;<A class=parsedEmail href="mailto:vanagon@GERRY.VANAGON.COM" target=_blank><SPAN class=misspelled>vanagon</SPAN>@GERRY.VANAGON.COM</A>&gt;<BR>&gt; Subject: Re: AC 134a <SPAN class=misspelled>refrigerant</SPAN> leak down<BR>&gt;<BR>&gt;&gt; Good stuff to know about. When the system was overhauled - the system<BR>&gt;&gt; was upgraded from R-12 to R134a with a kit from Van-Cafe that had all<BR>&gt;&gt; <SPAN class=misspelled>tht</SPAN> newer type seals. The thing didn't leak a drop from months,, then it<BR>&gt;&gt; started slowly losing it's cool - so to speak. Then I <SPAN class=misspelled>tarted</SPAN> adding a<BR>&gt;&gt; can of 134a once in a while. But I would like to stop that - and was<BR>&gt;&gt; hoping the <SPAN class=misspelled>sealant</SPAN> would do the trick. Next time I add some I will use<BR>&gt;&gt; a type with <SPAN class=misspelled>sealant</SPAN> and dye.<BR>&gt;&gt;<BR>&gt;&gt; Thanks,<BR>&gt;&gt;<BR>&gt;&gt; John<BR>&gt;&gt;<BR>&gt;&gt; On 5/7/2013 9:23 PM, Tom <SPAN class=misspelled>Hargrave</SPAN> wrote:<BR>&gt;&gt;&gt; <SPAN class=misspelled>Yep</SPAN>, that's why you replace the O-ring seals with less <SPAN class=misspelled>porous</SPAN> seals.<BR>&gt;&gt;&gt; They<BR>&gt;&gt;&gt; used to also replace the rubber hoses for the same reason until the AC<BR>&gt;&gt;&gt; community "discovered" that once the old hoses were soaked with<BR>&gt;&gt;&gt; <SPAN class=misspelled>refrigerant</SPAN><BR>&gt;&gt;&gt; oil they sealed themselves tight enough to hold R134a. But the front<BR>&gt;&gt;&gt; <SPAN class=misspelled>compressor</SPAN> seal is never replaced &amp; often they will leak enough R134a to<BR>&gt;&gt;&gt; pass a can or more / month.<BR>&gt;&gt;&gt;<BR>&gt;&gt;&gt; Thanks, Tom <SPAN class=misspelled>Hargrave</SPAN><BR>&gt;&gt;&gt; <A class=parsedLink href="http://www.stir-plate.com/" target=_blank><SPAN class=misspelled>www</SPAN>.stir-plate.<SPAN class=misspelled>com</SPAN></A><BR>&gt;&gt;&gt; <A class=parsedLink href="http://www.towercooler.com/" target=_blank><SPAN class=misspelled>www</SPAN>.<SPAN class=misspelled>towercooler</SPAN>.<SPAN class=misspelled>com</SPAN></A><BR>&gt;&gt;&gt; <A class=parsedLink href="http://www.kegkits.com/" target=_blank><SPAN class=misspelled>www</SPAN>.<SPAN class=misspelled>kegkits</SPAN>.<SPAN class=misspelled>com</SPAN></A><BR>&gt;&gt;&gt; <A class=parsedLink href="http://www.grow-sun.com/" target=_blank><SPAN class=misspelled>www</SPAN>.grow-sun.<SPAN class=misspelled>com</SPAN></A><BR>&gt;&gt;&gt;<BR>&gt;&gt;&gt;<BR>&gt;&gt;<BR>&gt; .<BR>&gt;<BR></DIV></div>

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