Goodman Furnace Pressure Switch Problem

Induced draft blower pressure switch contacts sticking.

Goodman furnace pressure switch problem. If your furnace is not working the light is blinking three times or you know your pressure sensor switch is causing a furnace failure let us show you a simple way to get your furnace working. The pressure switch is an indicator of pressure problems in the furnace. Pressure switch circuit is closed. Is your goodman furnace not working.

In goodman furnaces the relay switches for the fan there are two of them are integrated into the circuit board. We can help you save money on your goodman furnace repair and we can also provide technical advice. Check the tubing from the inducer. If you suspect that you ve got a goodman furnace pressure switch problem there is one easy way to tell.

Some of the things that might be happening are. Why does the blower keep running. A pressure switch is designed to sense the negative pressure created by the draft inducer motor during the furnace startup and to shut down the furnace ignition if the air pressure is inadequate. Furnace falls to operate.

In troubleshooting your evaporator coil you should remember to always ensure that there is sufficient air flow first to your goodman air conditioner condenser before calling a professional to check for the refrigerant charge. Goodman furnace not igniting burners. Cause may be interrupted gas supply lazy burner flames improper gas pressure or restriction in flue and or combustion air piping front cover pressure switch opening or improper induced draft blower performance. If the blower keeps running you may have to replace the circuit board.

It should be clear. If your furnace indicator is blinking three times then the self diagnostic unit on your furnace thinks something is indeed wrong with the pressure switch. The pressure switch on a furnace may fail or get stuck in an open position and there are few simple checks you can complete before testing the switch for electrical failure. Also the fittings that the tubing fit into should be clear.

The pressure switch is open a short in the pressure switch circuit blockages in the flue or many other reasons.