Gas Furnace Pressure Switch

Types of pressure switches the design and number of pressure switches your furnace has depends on whether it uses conventional or condensing technology.

Gas furnace pressure switch. Explanation of a how air pressure switches operate in gas furnaces and water heaters. Your pressure switch is designed to guard against dangerous gas leaks and prevent furnace cycling in the event of a mechanical failure. The pressure switch also guards against gas leaks and prevents the furnace from cycling if there s a mechanical failure. Example gas furnace pressure switch on amazon lefoo lf31 air furnace differential heating ventilation pressure switch 100pa.

Cdn 84 50 cdn 84. If is in the closed position the furnace stops the sequence and goes into lockout mode until the switch is open. A furnace pressure switch is a safety device located near the draft inducer motor of a gas forced air furnace. Lennox pressure switches and carrier pressure switches are two popular furnace pressure switch brands but it is best to purchase based on your furnace model number.

Only 5 left in stock. If the pressure switch is stuck it does not send enough power to the inducer and therefore the ignition sequence does not begin. 4 9 out of 5 stars 13. On newer furnaces on a call for heat the ifc checks the pressure switch.

This improves the safety of your home and prevents ongoing furnace damage. 0130f00000p goodman pressure switch for gas furnace. A pressure switch is designed to sense the negative pressure created by the draft inducer motor during the furnace startup and. A gas furnace pressure switch closes to allow current to pass through and start the ignition of the furnace.

More buying choices cdn 84 49 1 new offer oem upgraded replacement for janitrol furnace vent air pressure switch b13701 76. The importance of a pressure switch. Here is a quick breakdown of the steps involved in replacing a gas furnace pressure switch once you have sourced your new part. Before changing out an inducer motor or pressure switch keep in mind that a kinked hose clogged flue pipe or anything that stops the inducer motor from pushing air out the vent will cause a good pressure switch not to.

By this point on an 80 efficiency furnace if you haven t found the culprit you will have to put on your best thinking cap because the issue could be any number of things including a bad board loose or bad. Ensure the draft is above the required pressure.