Please click here if you would like to see our Gas Furnace Troubleshooting Flow Chart. So, regardless of the type of switch you have on your compressor, if power is not passing across the switch when it is supposed to, and you have a good power supply to the compressor pressure switch, then it is most likely that the pressure switch has failed, and it’s time for a new one. Steve, Your email address will not be published. LEARN MORE. Could it be low pressure is too low and not kicking in the switch? Our email address is support@arnoldservice.com. Chris. PayPal, Secure Credit Card, Amazon Payments, and Mail in Check or Money Order. If the pump is not creating enough pressure to signal the switch to turn off, it … Thank you so very much for your business! It has vacuum lines that are connected from the pressure switch to the ventor motor that measure a neg air pressure. Yes, you probably need a new pressure switch. A differential pressure switch is designed to sense a difference in pressure between two pressure sources in the plant for control purposes. ?… it’s “buggy” as I describe it. I need trouble shooting ideas and poor mans solutions because I can't really afford to hire anyone. Took me 5 minutes and the switch was 60$. The pressure switch was burnt so I replaced it and still no water. 14 years old and I have never ever had any problems until now any recommendations ? While pressure switches are used in a number of applications, the following post will focus specifically on how they are used in the asse… Before you unscrew this pipe, you’ll need to verify power is off and drain all the pressure from your system. Do not handle the secondary nut unless you want to only raise the cut-off pressure. Air Pressure Switch 110-145 PSI Pressure Switch 1/8"-27 NPT DC 24V 12V Pressure Switch Air Compressor Pressure Switch 110 PSI Pressure Switch DC Pressure Switch. if(document.querySelectorAll('.sa_jump_to_reviews')!=undefined && document.querySelectorAll('.sa_jump_to_reviews')!=null && document.querySelectorAll('.sa_jump_to_reviews').length > 0){ If you are looking for an HVAC products supplier that will treat you the way you should be treated, turn to us. For jet pumps you’ll want to check the copper/plastic tubing. Sometimes the furnace will not even come on and we awake to a cold house. var jumHtml=""; Hi Barney! Whether you need furnace ignitors, AprilAire filters, EZ Flex filters, or another kind of HVAC merchandise, we want to serve you. Clean and I still get the same code what could be the problem the furnace is. I am sorry, but I do not have an Aire-Flo furnace parts program where I can look up parts. And again the pressure switch is brand new (supposedly). Learn how to fix a hot or buzzing dimmer switch (note: this does not apply to dimmers in dimming mode). If the pressure switch will not close as the board is flashing then you have found the problem. jQuery('.sa_jump_to_reviews').click(function(){ Troubleshooting The Pressure Switch. },3000); Copyright © 2021 R.C. Arnold’s Service Company, Inc. is a family-owned, Christian business that always treats customers with consideration and respect. If your switch won’t turn on, this could be a sign your tank pressure is above your switch’s cut-in pressure. Please make sure the furnace is tilting forward slightly so the water drains out the front of the furnace. Please make sure you are getting 24 to 28 volts AC between the W and C (common) terminals from the thermostat when you have the thermostat calling for heat. 4.7 out of 5 stars 45. The following post will cover the primary components of a pressure switch, what it is, how it works and how to adjust one. margin-left: 10px; Without a pressure switch and gauge, the pump would run every time someone opened a water tap and dropped the water in the holding tank or pressure tank even a little. No water new pressure switch will not kick on. 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. } We sell this inducer on the following page: https://arnoldservice.com/product/0171m00001s-goodman-furnace-draft-inducer/ I hope you can easily find and fix the problem. If these safety controls are all closed then I would think that you either have a furnace control board problem or a Honeywell Smart valve problem. Hi Steve, I have an Aire-flo furnace 92AF. This hole in the heat exchanger will not allow the negative pressure that the pressure switch needs to close and operate properly. Also make sure the control board is sending 120 volts to the draft inducer when the thermostat is calling for heat. We are Accredited Better Business Members with an A+ Rating! Answer:  Hi! Sometimes controls boards with show 120 volt when the ignitor is not hooked up, but when the ignitor is hooked up the voltage will go to zero or really low. If no click is heard, the air switch isn’t sensing air pressure therefore the issue lies with the air tubing or push button. If you’re having issues with your well pump not starting, not starting consistently, or starting too often, the first thing to check is your pressure switch. and after few minutes the inducer motor shut down and led light flashing 7 times. Now the switch isn't doing anything and I still don't have 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. still nothing. If you find that you have a hole in the heat exchanger then you need to replace the heat exchanger or get a new furnace because this creates a dangerous condition that can allow carbon monoxide into your home. Try running some water elsewhere in the building to reduce pressure below the cut-in level. I hope you can find and fix the problem. installed new pressure tank tank pressure 38psi replaced switch, tee, gauge, shut off. We Provide Fast UPS Shipping! Any ideas for my issue please? I am getting a 3 to 1 LED code indicating pressure problems. Your email address will not be published. We would love to have your business! Simply put, your gas furnace is made up so that when you power the furnace and adjust your thermostat, the control board gets a call for heat. I copied the following DIY tip from our site where we sell the Honeywell Smart Gas Valve: *Tip and FYI: Some contractors have told me that many of the SmartValves are having problems with the 4 wire connector that plugs into the top of the valve. It’s the electric counterpart to the piloted unloader valve which we discussed in a previous blog post. To our pressure switch was 60 $ between each of the switch cuts off at 125psi then! Led light flashing 7 times be best if you have 120 volts then you have 120 volts to inducer... A 1HP underground pump so how would I know if it 's what senses when water has! Think I have also cleaned the water pump pressure switch will not published. Is working fine in the nipple or pressure tube leading to the motor! 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