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Posted by =?ISO-8859-15?Q?Tekkie=AE?= on May 4, 2008, 9:44 pm
Bob Simon posted for all of us...
show/hide quoted text
> wrote:
>
> >My White Rogers programmable thermostat died yesterday. My wife came
> >home and found the house "very cold" so she turned the system off.
> >When I looked at the thermostat I found the LCD panel was backlit but
> >wasn't displaying anything so I swapped it out for the old
> >mercury-switch thermostat, which I had saved.
> >In the process, I shorted a couple of wires together. I saw a spark
> >and now there is no voltage between the red and blue (common) wires.
> >None of my circuit breakers appear to be tripped but two adjacent
> >breakers are linked and labled A/C so I toggled them anyway, which did
> >not help. Are these two linked breakers likely just for the
> >compressor or for the air handler also?
> >I traced the thermostat cable up to the attic where they go into a
> >side panel of the air handler cabinet (Goodman ARUF). I presume that
> >the low-voltage transformer is inside, right? Are these transformers
> >typically fused? If so, can you tell me where it is?
>
> Never mind. I found the purple fuse and it's dead.
>
ALL fuses turn purple after they are dead. It's called lividity - like when a
person dies. The cause and manner of death needs to be determined. I would
bypass CSI and move right to HVAC for this one.
--
Tekkie Don't bother to thank me, I do this as a public service.
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Posted by over a barrel on May 5, 2008, 12:36 am
show/hide quoted text
> My White Rogers programmable thermostat died yesterday. My wife came
> home and found the house "very cold" so she turned the system off.
> When I looked at the thermostat I found the LCD panel was backlit but
> wasn't displaying anything so I swapped it out for the old
> mercury-switch thermostat, which I had saved.
> In the process, I shorted a couple of wires together. I saw a spark
> and now there is no voltage between the red and blue (common) wires.
> None of my circuit breakers appear to be tripped but two adjacent
> breakers are linked and labled A/C so I toggled them anyway, which did
> not help. Are these two linked breakers likely just for the
> compressor or for the air handler also?
> I traced the thermostat cable up to the attic where they go into a
> side panel of the air handler cabinet (Goodman ARUF). I presume that
> the low-voltage transformer is inside, right? Are these transformers
> typically fused? If so, can you tell me where it is?
Set your meter to ohms scale and check to see if there's power across the
transformer primary winding.
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Posted by =?ISO-8859-15?Q?Tekkie=AE?= on May 6, 2008, 9:49 pm
over a barrel posted for all of us...
show/hide quoted text
>
> > My White Rogers programmable thermostat died yesterday. My wife came
> > home and found the house "very cold" so she turned the system off.
> > When I looked at the thermostat I found the LCD panel was backlit but
> > wasn't displaying anything so I swapped it out for the old
> > mercury-switch thermostat, which I had saved.
> > In the process, I shorted a couple of wires together. I saw a spark
> > and now there is no voltage between the red and blue (common) wires.
> > None of my circuit breakers appear to be tripped but two adjacent
> > breakers are linked and labled A/C so I toggled them anyway, which did
> > not help. Are these two linked breakers likely just for the
> > compressor or for the air handler also?
> > I traced the thermostat cable up to the attic where they go into a
> > side panel of the air handler cabinet (Goodman ARUF). I presume that
> > the low-voltage transformer is inside, right? Are these transformers
> > typically fused? If so, can you tell me where it is?
>
> Set your meter to ohms scale and check to see if there's power across the
> transformer primary winding.
>
> --
>
>
>
Burn baby burn ~~~~~ disco inferno burn baby burn ~~~~~~~~~~
--
Tekkie Don't bother to thank me, I do this as a public service.
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Posted by over a barrel on May 7, 2008, 12:11 am
show/hide quoted text
> over a barrel posted for all of us...
> > > My White Rogers programmable thermostat died yesterday. My wife came
> > > home and found the house "very cold" so she turned the system off.
> > > When I looked at the thermostat I found the LCD panel was backlit but
> > > wasn't displaying anything so I swapped it out for the old
> > > mercury-switch thermostat, which I had saved.
> > > In the process, I shorted a couple of wires together. I saw a spark
> > > and now there is no voltage between the red and blue (common) wires.
> > > None of my circuit breakers appear to be tripped but two adjacent
> > > breakers are linked and labled A/C so I toggled them anyway, which did
> > > not help. Are these two linked breakers likely just for the
> > > compressor or for the air handler also?
> > > I traced the thermostat cable up to the attic where they go into a
> > > side panel of the air handler cabinet (Goodman ARUF). I presume that
> > > the low-voltage transformer is inside, right? Are these transformers
> > > typically fused? If so, can you tell me where it is?
> > Set your meter to ohms scale and check to see if there's power across
the
show/hide quoted text
> > transformer primary winding.
> > --
> Burn baby burn ~~~~~ disco inferno burn baby burn ~~~~~~~~~~
Wasnt a fluke I swear.
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Posted by Stormin Mormon on May 7, 2008, 8:39 am
Have fire extinguisher handy.
--
Christopher A. Young
Learn more about Jesus
www.lds.org
show/hide quoted text
> I traced the thermostat cable up to the attic where they go into a
> side panel of the air handler cabinet (Goodman ARUF). I presume that
> the low-voltage transformer is inside, right? Are these transformers
> typically fused? If so, can you tell me where it is?
Set your meter to ohms scale and check to see if there's power across the
transformer primary winding.
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>
> >My White Rogers programmable thermostat died yesterday. My wife came
> >home and found the house "very cold" so she turned the system off.
> >When I looked at the thermostat I found the LCD panel was backlit but
> >wasn't displaying anything so I swapped it out for the old
> >mercury-switch thermostat, which I had saved.
> >In the process, I shorted a couple of wires together. I saw a spark
> >and now there is no voltage between the red and blue (common) wires.
> >None of my circuit breakers appear to be tripped but two adjacent
> >breakers are linked and labled A/C so I toggled them anyway, which did
> >not help. Are these two linked breakers likely just for the
> >compressor or for the air handler also?
> >I traced the thermostat cable up to the attic where they go into a
> >side panel of the air handler cabinet (Goodman ARUF). I presume that
> >the low-voltage transformer is inside, right? Are these transformers
> >typically fused? If so, can you tell me where it is?
>
> Never mind. I found the purple fuse and it's dead.
>