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Hello, those are symptoms of a bad printed circuit board (but only 60% likely)...any problems should be indicated by flashing lights on the circuit board not just at the thermostat.... what is the error code showing on the thermostat?
Tell me if you have cleaned or replaced the air filter recently or not.
Is the ground water that sends water to the furnace running? Is it using open well water, or is it connected to buried tubing in the ground?
Tell me a lot about your technical skill sets so that I can coach you most effectively please.