A failing A/C pressure switch or connector could prevent the A/C from working properly by causing the system to turn on and off unexpectedly or preventing the compressor from turning on at all. Generally it is located in the accumulator ( large silver canister looking deal ). The compressor is stopped by cutting the power supply of the motor of the compressor whenever the discharge pressure of the compressor becomes excessive. What about high and low pressure cut offs in cooling when the accompanying pressures are normal and the cut offs are tripping? The HVAC control module applies 12 volts to the A/C low pressure switch signal circuit. 891 To Speak With a Systems Engineer, Please Call 800-767-8731 It takes about 20 seconds to reach 45 psi and around 20 seconds to go back down to 26 psi. If you feel small holes then the contacts are bad. Pumps that are 1.5 hp and below you can just use the regular non-heavy duty pressure switch. Imagine that there was a leak or break in your water line. The high pressure cut-out switch used on refrigeration units for low pressure systems is set to shut off the compressor at which of the following pressures? The new gauge started at zero with the pump off and the tank drained. Replace your switch. Turn on a water faucet and let your pump do a full cycle. McDonald Booster Pumps Starting at $891, Granular Activated Carbon Water Filtration (Odor & Taste Removal), Centaur Carbon Water Filtration (Taste, Odor & Hydrogen Sulfide Removal), Jacobi Catalytic Carbon Water Filtration (Taste, Odor & Hydrogen Sulfide Removal), Birm Water Filtration (Iron & Manganese Removal), GreensandPlus Water Filtration (Iron, Manganese & Hydrogen Sulfide Removal), Katalox Light Water Filtration (Color, Odor, Iron, Manganese & Hydrogen Sulfide Removal), Pyrolox Advantage Filtration (Iron, Manganese, Hydrogen Sulfide, & Arsenic Removal), Filter-Ag Plus Water Filtration (Sediment Filtration), Oxygen Chamber Systems (AIO) (Hydrogen Sulfide, Iron & Manganese Removal), Anti-Scaling Water Filtration (Salt Free), Aqua Science City Water Filtration System, Fleck Control Valves (Water Softener & Backwash), Water Filtration Replacement Parts, Tools & Accessories, Cartridge Filters & Housings, Reverse Osmosis, & UV Sterilization, UV (Ultraviolet) Water Sterilizers for Bacteria Elimination, Aqua Pure UV (Ultraviolet) Water Treatment Systems, Viqua UV (Ultraviolet) Water Treatment Systems, Replacement UV (Ultraviolet) Lamps & Quartz Sleeves, Reverse Osmosis & Ultrafiltration Drinking Water Systems, Turn off the electricity to your pump and turn off the circuit breaker. In refrigeration system the high-pressure cut-off switch is a control device which is used as safety control. "https://" : "http://" ); (function(){var s=document.createElement('script');s.src=bbbprotocol + 'seal-centralflorida.bbb.org' + unescape('%2Flogo%2Franeys-90257118.js');s.type='text/javascript';s.async=true;var st=document.getElementsByTagName('script');st=st[st.length-1];var pt=st.parentNode;pt.insertBefore(s,pt.nextSibling);})(); Hours of Operation Sometimes if the pressure switch is simply failing rather than full out failed, it can still allow the AC system to activate. Side Note: Your water pressure tank should be set to 2 psi below the cut-in pressure (low number). All prices are in USD. Visit Our Store In the AUTO (‘ON’) position, the pressure switch works as expected. You must have JavaScript enabled in your browser to utilize the functionality of this website. Who is correct? 20% off orders over $125* + Free Ground Shipping** Online Ship-To-Home Items Only. This switch is crucial for proper A/C performance. Tech B says that if a safety pop off valve trips,the high pressure cut off switch must have failed. Any mention of OEM names or OEM product ID numbers/descriptions/model numbers is intended for identification purposes only and does not indicate that it is an OEM part. $24.94 + … Click on a question to view answer, or to follow a question for updates. var bbbprotocol = ( ("https:" == document.location.protocol) ? $28.94. Quick view Compare . How to Adjust the Rating of Square-D 9013 Pressure Switch from Schneider Electric, How to Fix Air Leaks in the Square-D 9013 Pressure Switch from Schneider Electric, Type-G 60/80 PSI High Pressure Switch Controls electrically driven water pumps and air compressors.For optimal efficiency, set your pressure tank air charge 2 PSI below the cut-in pressure. // Genuine Ford High Pressure Cut-Off Switch 6L3Z-19D594-A. If your unit was kicking off the high-pressure switch this is a good sign that either the high-pressure switch is bad (which is unusual) or your unit is dirty, over-charged, has an obstruction if the refrigeration system or has a slow fan motor. These numbers represent the pressures that your pressure switch is tuned to in the water line. ( this is done with the engine turned on ). Attach one … Free shipping . Sku: 9013GSG2J25 | Model: 9013GSG2J25 | UPC: 7.86E+11. It does the same thing as a regular non-heavy duty pressure switch except the build of it is a little more heavy duty and recommended to use with pumps that are 2.0 hp to 5.0 hp. If the contacts stay open and there’s no pressure, then the switch is bad. Store Phone: 888-888-7990 Ext. This might help loosen up the spring. For this switch only, the company's instructions state the following Form M4 only—Low water or loss of system pressure will cause the pump to be cut off. The switch resets (closes) when the pressure drops below a factory-preset minimum low-pressure point. When someone opens up a faucet, it goes from 60 psi down to 40 psi. Saturday-Sunday 9:00am-5:00pm EST Store Phone: 888-888-7990 Ext. The pressure switch senses the drop to 40 psi and that’s when it sends an electrical signal down to the pump to turn on. The clutch will be enabled after the pressure decreases to less than 1578 kPa (229 psi) .A/C Low Pressure Switch The A/C low pressure switch protects the A/C system from a low pressure condition that could damage the A/C compressor or cause evaporator icing. When you turn the faucet off, the pump will continue to pump until the pressure gets back to 60 psi and that’s when the pressure switch will send a signal to your pump to turn off. Free shipping for many products! Refrigerant does not wear out or evaporate: only leaking air … Copyright © 1985-2019 Aqua Science. Mon-Friday 8:00am-6:00pm EST [CDATA[ Square D by Schneider Electric 9013FYG2J24M4 Air-Pump Pressure Switch, NEMA 1, 40-60 psi Pressure Setting, 20-65 psi Cut-Out, 15-30 psi Adjustable Differential, Low-Pressure Cut-Off $38.00 $ 38 . This will protect the compressor from being damaged if … Mon-Thurs 8:30am-8:00pm EST gtag('config', 'AW-948175282/-9a3CNG7j3gQsoOQxAM', { 'phone_conversion_number': '800-767-8731' }); Free shipping . All Rights Reserved. The first number is what tells the pressure switch to send a signal down to your pump to turn on. Low Cost Differential Pressure Switch. [CDATA[ If the contacts are open and there’s no water pressure, cycle the switch by pulling the contacts open. What does a Heavy Duty Pressure Switch do? High low pressure switch for a/c systems. Incorrect pressure can damage the compressor, hoses, and other A/C system components. What does a Low Cut-Off Pressure Switch do? A low cut off pressure switch turns the pump off in the event that the water pressure in your lines drops lower than the cut-in pressure (low number). Electrical products are warranted for 90 days from the date of purchase unless otherwise specified by the manufacturer. 891, Online Sales Hours: Copyright 2010-2019 Raney's Inc. Peterbilt & Kenworth High Pressure Switch P93CAA3606-1, Peterbilt & Kenworth High Pressure Switch 18-03835, Mack Volvo High Pressure Switch Mak 20489118, Freightliner FLD Wiper Motor A22-45492-001, High Pressure Cut-Off Switch A22-45194-001. You may hear the terms “cut-in pressure” and “cut-off pressure” = cut-in pressure / cut-off pressure. The high low pressure switch has a female 10mm metric fitting that threads onto the receiver drier. For example on a 40/60 pressure switch (most popular option) a home’s water pressure sits at 60 psi. Square D by Schneider Electric 9013FSG2J24M4 Air-Pump Pressure Switch, NEMA 1, 40-60 psi Pressure Setting, 20-65 psi Cut-Out, 15-30 psi Adjustable Differential, Low-Pressure Cut-Off 4.6 out of 5 … Order Chevrolet Corvette A/C Switch online today. As time goes on, the spring becomes weak and the electrical contacts wear out which can make it seem that your pump isn’t working quite right. The switch works with a 1.5 HP or less pump. The cut-on pressure is the low pressure that starts the pump and the cut-off pressure is the high pressure that turns off the pump. List Price: $36.36 Your Price: $28.20. Closed Saturday & Sunday Saturday 8:30am-5:30pm EST Why A/C Compressor Pressure Cutoff Switch replacement is so important. We should all know better when it comes to bypassing safety switches in heat except for on site diagnostics. Local: 401-539-0500Fax: 401-539-8778. This protects the compressor from damage. Check out free battery charging and engine diagnostic testing while you are in store. You save: $3.81 Add to Cart. O'Reilly Auto Parts has a selection of A/C system replacement parts. High Pressure Cut Out Switch with Small A/C and Econoseal Connectors - Open 5psi Close 20psi 16L-10-110 High Pressure Cut Out Switch with Packard Connectors from Carrier - Yellow Leads (12-00299-07) 20PS40-23 - Open 290-310psi Close 190-210psi Friday 8:30am-6:00pm EST (58 PSI), We are committed to providing the highest quality water filtration and well system supplies at the lowest prices. Online Sales Hours: It is used with submersible well pumps and jet pumps. Mon-Friday 9:00am-5:00pm EST If water is leaking under the switch’s nipple connection, tighten the nipple clockwise a little. If you see electrical sparks, turn off the power right away and replace your switch. You save: $8.16 Add to Cart. Warranty coverage includes any part which, when installed on a vehicle or system, is found to be defective within the period covered by limited warranty and service policy, and are subject to terms of the warranty policy. Depending on which side of the system the sensor is mounted in, when the pressure rises too high or drops too low, the switch will turn off the compressor to prevent damage from occurring. // ]]> The second number tells the pressure switch to send a signal down to your pump to turn off. Mon-Fri 9:00am-5:00pm EST OEM NOS Genuine 2009-2014 E150 250 350 Pressure Cut Off Valve Switch 6L3Z19D594A. Tech A says that an A/C safety pop off valve can be set to trip values as high as 400 psi. Check out the contact points and if the discs are black, pry it apart and feel the discs. Mon-Thurs 8:30am-8:00pm EST Customer Service Hours: 3030 W Silver Springs Blvd, Ocala, FL 34475. The off/on/auto switch. If you see the switch open and close it might have just been stuck because of some built up debris. This part is warranted to the original purchaser for up to one (1) year from the date of purchase unless otherwise indicated. The Low Pressure Switch or as you called it "pressure cutout switch" is located in the low-side of the system. You simply unplug it and using a jumper wire or paper clip, connect the two wires in the connector. When you open up a faucet the pressure drops. JavaScript seems to be disabled in your browser. Excessively high pressure will alert the A/C compressor pressure cutoff switch, and it triggers an immediate power cut to the compressor. Saturday 8:30am-5:30pm EST This is necessary to prevent the possible damage of equipment. Click the button below to add the High Pressure Cut-Off Switch A22-45194-001 to your wish list. 1/4” female SAE mounting; Automatic Reset; Tamper proof; 24V, 120V, 240VAC 50-60Hz, 6RLA, 36LRA; Low pressure switch – open on pressure drop, closes on pressure rise; High pressure switch – open on pressure rise, closes on pressure drop; UL Approved; Bag: 10 … Think of it as a nice piece of protection. On the Square-D Pumptrol FSG2J21 M4 switch, the low-pressure cut-off (auto-start-off) operates at approximately 10 psig below the cut-in and will turn off the pump. The pressure switch is set at an high pressure. The switch is normally closed and is permanently adjusted to trip (open) at a factory-preset maximum high-pressure point. High Pressure Cut-Off Switch O/R; Type: High; Color: Black; Fitting: M10-1.25 Female Mon-Friday 8:00am-6:00pm EST Disconnect the wires from the power switch and the motor that go to the old pressure switch. //