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Re: [Shop-talk] Ancient furnace with cracked manifold

To: Pat Horne <patintexas@icloud.com>
Subject: Re: [Shop-talk] Ancient furnace with cracked manifold
From: Jim Stone <1789alpine@gmail.com>
Date: Mon, 8 Nov 2021 11:17:49 -0500
Cc: Shop Talk <shop-talk@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: shop-talk@autox.team.net
References: <00B291EA-5D97-4819-A5B8-DBF0653FB1AE@gmail.com> <60D7415C-08E0-47BD-96E1-A84BFBAEF2A0@icloud.com>
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Thanks, Pat.  You are correct that a replacement is unavailable.  The =
furnace is just too old.  As for having it welded, I should add that my =
brother-in-law - who lives nearby and is an engineer with tons of local =
trade contacts - looked at it and concluded that trying to remove it for =
welding was not a good option.  Surprisingly, he did not tell her to =
replace the system immediately, which was surprising as he is someone =
who generally errs on the side of caution in matters like this.  It has =
been a while since he looked at it (they have owned if for a year but =
not lived in it do to other extensive renovations) but I will also call =
him to discuss it.

> On Nov 8, 2021, at 11:05 AM, Pat Horne <patintexas@icloud.com> wrote:
>=20
> Jim, you hit on most of what I was thinking. At a MINIMUM I=E2=80=99d =
add a second CO detector.=20
>=20
> I assume a replacement manifold is unavailable. You might take your =
photos around to some welders to get their opinions & prices.=20
>=20
> The cost of repairs or replacement are nowhere as dear as losing =
someone to a faulty furnace.=20
>=20
> Peace,
> Pat
>=20
> Pat Horne=20
> We support Habitat for Humanity
>=20
>=20
> On Nov 8, 2021, at 9:58 AM, Jim Stone <1789alpine@gmail.com =
>=20
> =EF=BB=BFMy daughter and her boyfriend have bought a turn of the =
century house with an ancient coal-fired furnace that was long ago =
converted to natural gas.  It works fine and they=E2=80=99d like to put =
off replacing it for as long as possible while they invest their money =
in other parts of the house.  However, the furnace has a cast iron =
exhaust manifold that is cracked pretty badly and it scares the hell out =
of me.  Following are some screenshots from a video she sent me, =
starting with the overall exhaust.
>=20
> <Screen Shot 2021-11-08 at 10.19.11 AM.png>
>=20
> You can see the top of the manifold in the lower right.  Here is a =
side view:
>=20
> <Screen Shot 2021-11-08 at 10.12.34 AM.png>
>=20
> The orange goop was applied by a furnace tech they hired, who said he =
really shouldn=E2=80=99t have touched it at all but did what he could.l. =
However, here is a shot just below the goop:
>=20
> <Screen Shot 2021-11-08 at 10.13.09 AM.png>
>=20
> And, a shot from the other side:
>=20
> <Screen Shot 2021-11-08 at 10.27.00 AM.png>
>=20
> As you can see - assuming the photos come through - the manifold is =
totally shot, although it feels solid and doesn=E2=80=99t appear to be =
in danger of falling off.  In theory, it could be removed and taken =
someplace that does cast iron welding, but I suspect that would be a =
royal pain and not guaranteed to succeed.  She has a CO2 detector in the =
basement, but I will be visiting her next week and want to try to do =
more.  =E2=80=9CMore=E2=80=9D might be trying to convince them to bite =
the bullet and replace the system immediately, but I have also thought =
about treating it like an automotive exhaust system and trying to patch =
it to get them by for a season or two.  What are the group's thoughts on =
something like JB Weld High Heat putty =
(https://www.amazon.com/J-B-Weld-8297-HighHeat-Degree/dp/B007PP26RI/ref=3D=
pd_bxgy_2/138-6104268-8394138?pd_rd_w=3DnQ3PU&pf_rd_p=3Dc64372fa-c41c-422e=
-990d-9e034f73989b&pf_rd_r=3D2F076DNFFJBZ1G9PK3TY&pd_rd_r=3D623d1e00-f712-=
4380-897c-474fe9ee6337&pd_rd_wg=3D1YSqH&pd_rd_i=3DB007PP26RI&psc=3D1 =
<https://www.amazon.com/J-B-Weld-8297-HighHeat-Degree/dp/B007PP26RI/ref=3D=
pd_bxgy_2/138-6104268-8394138?pd_rd_w=3DnQ3PU&pf_rd_p=3Dc64372fa-c41c-422e=
-990d-9e034f73989b&pf_rd_r=3D2F076DNFFJBZ1G9PK3TY&pd_rd_r=3D623d1e00-f712-=
4380-897c-474fe9ee6337&pd_rd_wg=3D1YSqH&pd_rd_i=3DB007PP26RI&psc=3D1>) =
and/or their high heat wrap =
(https://www.amazon.com/dp/B00N582CBY/ref=3Demc_b_5_t =
<https://www.amazon.com/dp/B00N582CBY/ref=3Demc_b_5_t>)?
>=20
> Thanks,
> Jim (and Sara)
>=20
>=20
>=20
>=20
> _______________________________________________
>=20
> Donate: http://www.team.net/donate.html =
<http://www.team.net/donate.html>
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> Archive: http://www.team.net/pipermail/shop-talk =
<http://www.team.net/pipermail/shop-talk> http://autox.team.net/archive =
<http://autox.team.net/archive>
>=20
> Unsubscribe/Manage: =
http://autox.team.net/mailman/options/shop-talk/patintexas@icloud.com =
<http://autox.team.net/mailman/options/shop-talk/patintexas@icloud.com>

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<html><head><meta http-equiv=3D"Content-Type" content=3D"text/html; =
charset=3Dutf-8"></head><body style=3D"word-wrap: break-word; =
-webkit-nbsp-mode: space; line-break: after-white-space;" =
class=3D"">Thanks, Pat. &nbsp;You are correct that a replacement is =
unavailable. &nbsp;The furnace is just too old. &nbsp;As for having it =
welded, I should add that my brother-in-law - who lives nearby and is an =
engineer with tons of local trade contacts - looked at it and concluded =
that trying to remove it for welding was not a good option. =
&nbsp;Surprisingly, he did not tell her to replace the system =
immediately, which was surprising as he is someone who generally errs on =
the side of caution in matters like this. &nbsp;It has been a while =
since he looked at it (they have owned if for a year but not lived in it =
do to other extensive renovations) but I will also call him to discuss =
it.<div class=3D""><div><br class=3D""><blockquote type=3D"cite" =
class=3D""><div class=3D"">On Nov 8, 2021, at 11:05 AM, Pat Horne &lt;<a =
href=3D"mailto:patintexas@icloud.com"; =
class=3D"">patintexas@icloud.com</a>&gt; wrote:</div><br =
class=3D"Apple-interchange-newline"><div class=3D""><meta =
charset=3D"UTF-8" class=3D""><span style=3D"caret-color: rgb(0, 0, 0); =
font-family: Helvetica; font-size: 14px; font-style: normal; =
font-variant-caps: normal; font-weight: normal; letter-spacing: normal; =
text-align: start; text-indent: 0px; text-transform: none; white-space: =
normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; =
text-decoration: none; float: none; display: inline !important;" =
class=3D"">Jim, you hit on most of what I was thinking. At a MINIMUM =
I=E2=80=99d add a second CO detector.&nbsp;</span><div =
style=3D"caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: =
14px; font-style: normal; font-variant-caps: normal; font-weight: =
normal; letter-spacing: normal; text-align: start; text-indent: 0px; =
text-transform: none; white-space: normal; word-spacing: 0px; =
-webkit-text-stroke-width: 0px; text-decoration: none;" class=3D""><br =
class=3D""></div><div style=3D"caret-color: rgb(0, 0, 0); font-family: =
Helvetica; font-size: 14px; font-style: normal; font-variant-caps: =
normal; font-weight: normal; letter-spacing: normal; text-align: start; =
text-indent: 0px; text-transform: none; white-space: normal; =
word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: =
none;" class=3D"">I assume a replacement manifold is unavailable. You =
might take your photos around to some welders to get their opinions =
&amp; prices.&nbsp;</div><div style=3D"caret-color: rgb(0, 0, 0); =
font-family: Helvetica; font-size: 14px; font-style: normal; =
font-variant-caps: normal; font-weight: normal; letter-spacing: normal; =
text-align: start; text-indent: 0px; text-transform: none; white-space: =
normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; =
text-decoration: none;" class=3D""><br class=3D""></div><div =
style=3D"caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: =
14px; font-style: normal; font-variant-caps: normal; font-weight: =
normal; letter-spacing: normal; text-align: start; text-indent: 0px; =
text-transform: none; white-space: normal; word-spacing: 0px; =
-webkit-text-stroke-width: 0px; text-decoration: none;" class=3D"">The =
cost of repairs or replacement are nowhere as dear as losing someone to =
a faulty furnace.&nbsp;</div><div style=3D"caret-color: rgb(0, 0, 0); =
font-family: Helvetica; font-size: 14px; font-style: normal; =
font-variant-caps: normal; font-weight: normal; letter-spacing: normal; =
text-align: start; text-indent: 0px; text-transform: none; white-space: =
normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; =
text-decoration: none;" class=3D""><br class=3D""></div><div =
style=3D"caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: =
14px; font-style: normal; font-variant-caps: normal; font-weight: =
normal; letter-spacing: normal; text-align: start; text-indent: 0px; =
text-transform: none; white-space: normal; word-spacing: 0px; =
-webkit-text-stroke-width: 0px; text-decoration: none;" =
class=3D"">Peace,</div><div style=3D"caret-color: rgb(0, 0, 0); =
font-family: Helvetica; font-size: 14px; font-style: normal; =
font-variant-caps: normal; font-weight: normal; letter-spacing: normal; =
text-align: start; text-indent: 0px; text-transform: none; white-space: =
normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; =
text-decoration: none;" class=3D"">Pat<br class=3D""><br class=3D""><div =
dir=3D"ltr" class=3D"">Pat Horne&nbsp;<div class=3D"">We support Habitat =
for Humanity</div><div class=3D""><br class=3D""></div></div><div =
dir=3D"ltr" class=3D""><br class=3D"">On Nov 8, 2021, at 9:58 AM, Jim =
Stone &lt;<a href=3D"mailto:1789alpine@gmail.com"; =
class=3D"">1789alpine@gmail.com</a>&gt; wrote:<br class=3D""><br =
class=3D""></div><div dir=3D"ltr" class=3D"">=EF=BB=BFMy daughter and =
her boyfriend have bought a turn of the century house with an ancient =
coal-fired furnace that was long ago converted to natural gas. &nbsp;It =
works fine and they=E2=80=99d like to put off replacing it for as long =
as possible while they invest their money in other parts of the house. =
&nbsp;However, the furnace has a cast iron exhaust manifold that is =
cracked pretty badly and it scares the hell out of me. &nbsp;Following =
are some screenshots from a video she sent me, starting with the overall =
exhaust.<div class=3D""><br class=3D""></div><div class=3D""><div =
class=3D"">&lt;Screen Shot 2021-11-08 at 10.19.11 =
AM.png&gt;</div></div><div class=3D""><br class=3D""></div><div =
class=3D"">You can see the top of the manifold in the lower right. =
&nbsp;Here is a side view:</div><div class=3D""><br class=3D""></div><div =
class=3D""><div class=3D"">&lt;Screen Shot 2021-11-08 at 10.12.34 =
AM.png&gt;</div></div><div class=3D""><br class=3D""></div><div =
class=3D"">The orange goop was applied by a furnace tech they hired, who =
said he really shouldn=E2=80=99t have touched it at all but did what he =
could.l. However, here is a shot just below the goop:</div><div =
class=3D""><br class=3D""></div><div class=3D""><div class=3D"">&lt;Screen=
 Shot 2021-11-08 at 10.13.09 AM.png&gt;</div></div><div class=3D""><br =
class=3D""></div><div class=3D"">And, a shot from the other =
side:</div><div class=3D""><br class=3D""></div><div class=3D""><div =
class=3D"">&lt;Screen Shot 2021-11-08 at 10.27.00 =
AM.png&gt;</div></div><div class=3D""><br class=3D""></div><div =
class=3D"">As you can see - assuming the photos come through - the =
manifold is totally shot, although it feels solid and doesn=E2=80=99t =
appear to be in danger of falling off. &nbsp;In theory, it could be =
removed and taken someplace that does cast iron welding, but I suspect =
that would be a royal pain and not guaranteed to succeed. &nbsp;She has =
a CO2 detector in the basement, but I will be visiting her next week and =
want to try to do more. &nbsp;=E2=80=9CMore=E2=80=9D might be trying to =
convince them to bite the bullet and replace the system immediately, but =
I have also thought about treating it like an automotive exhaust system =
and trying to patch it to get them by for a season or two. &nbsp;What =
are the group's thoughts on something like JB Weld High Heat putty (<a =
href=3D"https://www.amazon.com/J-B-Weld-8297-HighHeat-Degree/dp/B007PP26RI=
/ref=3Dpd_bxgy_2/138-6104268-8394138?pd_rd_w=3DnQ3PU&amp;pf_rd_p=3Dc64372f=
a-c41c-422e-990d-9e034f73989b&amp;pf_rd_r=3D2F076DNFFJBZ1G9PK3TY&amp;pd_rd=
_r=3D623d1e00-f712-4380-897c-474fe9ee6337&amp;pd_rd_wg=3D1YSqH&amp;pd_rd_i=
=3DB007PP26RI&amp;psc=3D1" =
class=3D"">https://www.amazon.com/J-B-Weld-8297-HighHeat-Degree/dp/B007PP2=
6RI/ref=3Dpd_bxgy_2/138-6104268-8394138?pd_rd_w=3DnQ3PU&amp;pf_rd_p=3Dc643=
72fa-c41c-422e-990d-9e034f73989b&amp;pf_rd_r=3D2F076DNFFJBZ1G9PK3TY&amp;pd=
_rd_r=3D623d1e00-f712-4380-897c-474fe9ee6337&amp;pd_rd_wg=3D1YSqH&amp;pd_r=
d_i=3DB007PP26RI&amp;psc=3D1</a>) and/or their high heat wrap (<a =
href=3D"https://www.amazon.com/dp/B00N582CBY/ref=3Demc_b_5_t"; =
class=3D"">https://www.amazon.com/dp/B00N582CBY/ref=3Demc_b_5_t</a>)?</div=
><div class=3D""><br class=3D""></div><div class=3D"">Thanks,</div><div =
class=3D"">Jim (and Sara)</div><div class=3D""><br class=3D""></div><div =
class=3D""><br class=3D""></div><div class=3D""><br class=3D""></div><div =
class=3D""><br class=3D""></div><span =
class=3D"">_______________________________________________</span><br =
class=3D""><span class=3D""></span><br class=3D""><span class=3D""><a =
href=3D"mailto:Shop-talk@autox.team.net"; =
class=3D"">Shop-talk@autox.team.net</a></span><br class=3D""><span =
class=3D"">Donate:<span class=3D"Apple-converted-space">&nbsp;</span><a =
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