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Re: [Healeys] 100 heater motor or switch problem

To: ah100register@gmail.com
Subject: Re: [Healeys] 100 heater motor or switch problem
From: Michael Oritt <michael.oritt@gmail.com>
Date: Thu, 25 Oct 2018 14:33:54 -0400
Cc: Austin Healey <healeys@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: healeys@autox.team.net
References: <CAPTa0B57xiJujWOMGwZmmMJdtv3gU7cxe6QdjYL8=T8+5jPwiA@mail.gmail.com> <CAL1Oyxf3qs8imSm225=EaeFL4=uqD+cpFXmxP+Xwc=ghFbu8+w@mail.gmail.com>
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Thanks for the info.

On Thu, Oct 25, 2018 at 2:28 PM John Harper <ah100register@gmail.com> wrote:

> Michael
>
> Assuming that you have a standard 100 heater undoing the three clips is
> straight forward. This will expose the back of the rheostat. The wiring
> goes though a small grommet at the top and this often perishes.
>
> Removing the whole heater: after the hoses are disconnected is by three
> fixings two are at the top front of the vertical bracket: welded onto the
> box cross member. The other one goes through the back of the cross member
> and you have to use a box spanner through a hole on the engine side after
> perhaps removing blanking grommets. Putting this nut back when refitting
> can be a little tricky.
>
> Best regards
>
> On Thu, 25 Oct 2018 at 19:03, Michael Oritt <michael.oritt@gmail.com>
> wrote:
>
>> The fan motor in my heater worked nicely all summer but naturally chose
>> to crap out once cooler weather arrived a few days ago and I'd like some
>> advice from those 100 drivers who have previously removed/remounted their
>> heaters.
>>
>> I have verified that power is getting to the heater lead from the fusebox
>> I installed in the engine compartment, and the green wire disappears into
>> and through the firewall, apparently intact Without disassembling the
>> heater I cannot access the rheostat switch to trace whether it or the motor
>> is the issue and before I pop off the three spring clips that seem to hold
>> the heater faceplate to the rear plate I would like to know that doing so
>> will allow me to get to the heater's innards.
>>
>> Also I would appreciate learning whether reassembly is the reverse of
>> disassembly as those clips, esp. the one at the 12:00 o'clock position, do
>> not look like they will be easy to get back into place with the heater
>> mounted to the firewall, which leads me to my last question: How is the
>> heater unit fixed to and removed from the car should I need to access the
>> fan motor? Aside from one screw going through an ell-bracket at the top of
>> the faceplate I see no other fasteners projecting through the firewall.
>>
>> Thanks in advance--Michael Oritt
>> _______________________________________________
>> Support Team.Net http://www.team.net/donate.html
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>>
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>>
>>
>
> --
> Best wishes
>
> John Harper
>
> AHC UK 100 Register Secretary
>

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<div dir=3D"ltr"><div class=3D"gmail_default" style=3D"color:#3333ff">Thank=
s for the info.=C2=A0<br></div></div><br><div class=3D"gmail_quote"><div di=
r=3D"ltr">On Thu, Oct 25, 2018 at 2:28 PM John Harper &lt;<a href=3D"mailto=
:ah100register@gmail.com">ah100register@gmail.com</a>&gt; wrote:<br></div><=
blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px=
 #ccc solid;padding-left:1ex"><div dir=3D"ltr">Michael<div><br></div><div>A=
ssuming that you have a standard 100 heater undoing the three clips is stra=
ight forward. This will expose the back of the rheostat. The wiring goes th=
ough a small grommet at the top and this often perishes.</div><div><br></di=
v><div>Removing the whole heater: after the hoses are disconnected is by th=
ree fixings two are at the top front of the vertical bracket: welded onto t=
he box cross member. The other one goes through the back of the cross membe=
r and you have to use a box spanner through a hole on the engine side after=
 perhaps removing blanking grommets. Putting this nut back when refitting c=
an be a little tricky.</div><div><br></div><div>Best regards</div></div><br=
><div class=3D"gmail_quote"><div dir=3D"ltr">On Thu, 25 Oct 2018 at 19:03, =
Michael Oritt &lt;<a href=3D"mailto:michael.oritt@gmail.com"; target=3D"_bla=
nk">michael.oritt@gmail.com</a>&gt; wrote:<br></div><blockquote class=3D"gm=
ail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-le=
ft:1ex"><div dir=3D"ltr"><div class=3D"gmail_default" style=3D"color:#3333f=
f"><span style=3D"color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Cali=
bri,Geneva,sans-serif;font-size:13px;background-color:rgb(250,250,250)">The=
 fan motor in my heater worked nicely all summer but naturally chose to cra=
p out once cooler weather arrived a few days ago and I&#39;d like some advi=
ce from those 100 drivers who have previously removed/remounted their heate=
rs.=C2=A0</span><br style=3D"color:rgb(51,51,51);font-family:Verdana,Arial,=
Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(250,25=
0,250)"><br style=3D"color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,C=
alibri,Geneva,sans-serif;font-size:13px;background-color:rgb(250,250,250)">=
<span style=3D"color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Calibri=
,Geneva,sans-serif;font-size:13px;background-color:rgb(250,250,250)">I have=
 verified that power is getting to the heater lead from the fusebox I insta=
lled in the engine compartment, and the green wire disappears into and thro=
ugh the firewall, apparently intact Without disassembling the heater I cann=
ot access the rheostat switch to trace whether it or the motor is the issue=
 and before I pop off the three spring clips that seem to hold the heater f=
aceplate to the rear plate I would like to know that doing so will allow me=
 to get to the heater&#39;s innards.=C2=A0</span><br style=3D"color:rgb(51,=
51,51);font-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size=
:13px;background-color:rgb(250,250,250)"><br style=3D"color:rgb(51,51,51);f=
ont-family:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;ba=
ckground-color:rgb(250,250,250)"><span style=3D"color:rgb(51,51,51);font-fa=
mily:Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;backgrou=
nd-color:rgb(250,250,250)">Also I would appreciate learning whether reassem=
bly is the reverse of disassembly as those clips, esp. the one at the 12:00=
 o&#39;clock position, do not look like they will be easy to get back into =
place with the heater mounted to the firewall, which leads me to my last qu=
estion: How is the heater unit fixed to and removed from the car should I n=
eed to access the fan motor? Aside from one screw going through an ell-brac=
ket at the top of the faceplate I see no other fasteners projecting through=
 the firewall.</span><br style=3D"color:rgb(51,51,51);font-family:Verdana,A=
rial,Tahoma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(2=
50,250,250)"><br style=3D"color:rgb(51,51,51);font-family:Verdana,Arial,Tah=
oma,Calibri,Geneva,sans-serif;font-size:13px;background-color:rgb(250,250,2=
50)"><span style=3D"color:rgb(51,51,51);font-family:Verdana,Arial,Tahoma,Ca=
libri,Geneva,sans-serif;font-size:13px;background-color:rgb(250,250,250)">T=
hanks in advance--Michael Oritt</span><br></div></div>
_______________________________________________<br>
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</blockquote></div><br clear=3D"all"><div><br></div>-- <br><div dir=3D"ltr"=
 class=3D"m_7759834165093019983gmail_signature" data-smartmail=3D"gmail_sig=
nature"><div dir=3D"ltr">Best wishes<div><br></div><div>John Harper</div><d=
iv><br></div><div>AHC UK 100 Register Secretary</div></div></div>
</blockquote></div>

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