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View Full Version : Brand new unit won't fire off?

squaredave
Dec 3, 2010, 12:28 PM
Gmh95090cxad got 24 volts to gas valve pressure switches are o k. is the control board bad?
T-Top
Dec 3, 2010, 04:58 PM
Did you check to make sure ALL gas valves are on? Make sure the air was bled from the gas line going to the furnace.