The hole where the pressure switch attaches to the draft inducer could be stopped up with water, slug, or dirty. Hi Ms. Jackson! I hope you get it fixed soon! Any ideas for my issue please? But I have cleaned the water trap multiple times and there seems to be no issue. If the pressure in the tank is higher than the cut in pressure of the switch, the switch will not trip. Hi, I have an emglo wheelbarrow electric compressor. margin-left: 10px; (5) a slow draft inducer that might need a new capacitor or has slowed down. I have a Goodman furnace with dual pressure switches. I am getting a 3 to 1 LED code indicating pressure problems. I lost water in my house today and I replaced the pressure switch with a square d 30/50 switch. I was going to order an inducer motor. I replaced one of my pressure switches, the one connected to inducer motor, then the furnace fired up. We have had repeated issues with the furnace running for 2-3 minutes, stopping, recycling, and coming back on until the desired temp is reached. No residue on it. Just make sure that you have 120 volts coming into the control board between L1 and a neutral (white wire). Thermostat calls for heat, inducer motor starts but not ignite and after 30 seconds I can smell gas. Our email address is On the left are some pressure switches. When I called a technician he came out and charged 170$ just to tell me my pressure switch was broken. (4) a dirty or stopped updraft inducer. var jumHtml=document.querySelectorAll('.sa_jump_to_reviews')[0].innerHTML; Now the switch isn't doing anything and I still don't have water. I swap out igniter, flame sensor, pressure switch and check high limit switch still good (normally closed) . And again the pressure switch is brand new (supposedly). Hi Steve, I have an Aire-flo furnace 92AF. (6) someone has sucked on the pressure switch with their mouth or forgot to unhook the pressure switch from the furnace before using a vac on the furnace. Common Well System Problems That Damage Pressure Switches: Pressure Switch Not Turning OFF: Verify that your pump is creating enough pressure to signal the pressure switch to turn off. Check for sediment/debris in the nipple or pressure tube leading to the switch (shown in center and right photos below). pump definatley engages but can't get pressure gauge to hold pressure with valves open or closed ... Jet pump was not working. The exhaust is not blocked leading outside. If you still have questions on troubleshooting be sure to check out our videos on our YouTube channel or give us a call at 855.329.4519. For example, the contacts will close at 40 PSI and open at 60 PSI on a 40/60 switch. I remember one furnace I installed where I tried to use 2″ PVC for the venting and ended up having trouble with the pressure switch going off like your furnace is doing. I hope you have a blessed day. Problem: Furnace blink code shows I have a pressure switch problem. We are Accredited Better Business Members with an A+ Rating! Cleveland is about to have sub-zero Temps coming up this weekend! I would start by making sure the thermostat is providing 24 volts between W and C terminals on the control board when the furnace cuts off. Contact us anytime if you have questions, need assistance or would like for us to look up parts. } I am sorry, but I do not have an Aire-Flo furnace parts program where I can look up parts. And offered to replace it for another 150$(!). If the inducer is getting 120 volts and not running then you have a draft inducer problem. The pressure switch was burnt so I replaced it and still no water. If the control board is correct in saying and showing that the pressure switch is the problem… then I would suggest looking at the things like you have already have, like the condensate trap and drain lines from the secondary heat exchanger. Also make sure the control board is sending 120 volts to the draft inducer when the thermostat is calling for heat. It's what senses when water pressure has dropped to the point where the pressure tank requires more water. ?… it’s “buggy” as I describe it. If you are looking for an HVAC products supplier that will treat you the way you should be treated, turn to us. I am shipping your control board out today. display: inline; All furnaces will have different pressures required to operate properly, most times the pressure will… Took me 5 minutes and the switch was 60$. Steve. The installation instructions on these high-efficiency furnaces tell how many feet of the vent pipe is allowed for venting. I have a Carrier HE furnace that is not even 3 years old yet. No residue on it. If your thermostat uses batteries then make sure the batteries are in good condition. Furnace come on but will not start when call for heat later. Cleveland is about to have sub-zero Temps coming up this weekend! Here are five relatively common problems to check: Pressure control switch. Please click here if you would like to see our Gas Furnace Troubleshooting Flow Chart. The exhaust is not blocked leading outside. But, I’m still having the same symptoms. Whether you need furnace ignitors, AprilAire filters, EZ Flex filters, or another kind of HVAC merchandise, we want to serve you. margin-left: 10px; Please email us anytime if you have a question. If the pump is not creating enough pressure to signal the switch to turn off, it … Please make sure the furnace is tilting forward slightly so the water drains out the front of the furnace. Nor is intake. If you are getting 24 volts between W and C then I would suggest testing the voltage coming out of the control which goes to the draft inducer. Here is a link to that page if you want to try and light your furnace manually. jQuery('.sa_jump_to_reviews').click(function(){ Steve. 14 years old and I have never ever had any problems until now any recommendations ? The inducer motor starts, the ignitor glows, gas goes out from the the valve, fires up, blower works, then a few mins later, the inducer motor shuts off, the red light blinks 3 times, which means open pressure switch…. I would like to suggest that you use a voltmeter to see if the pressure is actually stuck open. If your draft inducer has a capacitor make sure the capacitor is in good condition.