On Tue, 28 Jan 2014 14:20:33 -0500, Ed Pawlowski wrote:

On 1/28/2014 10:53 AM, Lab Lover wrote:
On Tue, 28 Jan 2014 00:44:01 +0000, Richard
wrote:

Pilot light is on. Burners will ignite. New thermostat. Will not come on
still.

If it is a hot water furnace, you might check the aquastat.

Then it would be a boiler

Furnaces heat air Boilers heat water

Even if there is nothing boiling? ;-)