Some of the newer systems will not work with that thermostat.

They have a modulating gas valve or what they call a two stage valve.

Essentially what it does is run the system on the least amount of natural 
gas.

73 De Anthony W2AJV
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ECHOLINK NODE NUMBER: 74389

----- Original Message ----- 
From: "Pat Byrne" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Thursday, January 17, 2008 7:20 PM
Subject: Re: OT: accessible thermostat


> Colin,
> Sounds like you got everything you need.  And the Talking Thermostat
> was new to me.  It sounds interesting and I might just have to order one.
> Pat, K9JAUAt 03:54 AM 1/17/2008, you wrote:
>>this is pretty off topic, but much of the list traffic is so i don't mind
>>posting it here.
>>
>>does anyone know of a talking home heating thermostat? or perhaps one that
>>is programmable and usable without sighted assistance?
>>Most of the automatic programmable ones ive seen  have LCD displays and
>>buttons to set them.
>>This isn't much of a problem, but i would like to find one that is less
>>complex and that one can consistently set and program without depending on
>>eyes.
>>Also, since i know next to nothing about these things, can I simply hook a
>>new unit up to my existing system, bypassing the existing single slider
>>controlled old style thermostat?
>>Can i simply take the old one off the wall, hook the wires up to the new 
>>one
>>and have a programmable thermostat?
>>
>>thanks for any thoughts on this
>>
>>73
>>Colin, V A6BKX
>
>