On Tue, 22 Jan 2008 20:46:51 -0500, Nate Nagel
wrote:

Doug Miller wrote:
In article , Mark Lloyd wrote:


In this case, we turned on the heat in a 50-degree house, with the
thermostat set for 70. The furnace cut off when the temperature was
about 60.


That indicates a defective thermostat, which renders the example meaningless.


Or one not leveled properly, if it is an old Honeywell mercury-switch deal.


I don't remember the brand, but it defiantly did use a mercury switch.
This happened around 1974.

nate

Still it made no sense to call it meaningless.
--
Mark Lloyd
http://notstupid.laughingsquid.com

"All your western theologies, the whole mythology of them,
are based on the concept of God as a senile delinquent."
-- Tennessee Williams