Then, take apart the housing. Regulator Blowing out Air. Proper maintenance and repair can prevent an air compressor from exploding. It is better to find out that you messed up now than after you have everything together. 15. Do you feel that the pressure is higher or lower than its original pressure then this article is for you? It wouldn't get above 30 PSI meaning you couldn't even use it to put air in your tires. 18. This left me with a barely working behemoth. Step-by-Step Instructions to Repair Air Compressor with a faulty regulator that does not allow adequate air pressure to come out of air hose. Adjusting the regulator and watching the outlet gauge will tell you if the regulator is working. Tap kit the same size and thread count as your eye-bolt. The air pressure in the tank forces the Control Knob’s plastic piston to move back into the Control Knob/Regulator’s housing thus preventing damage to the plastic piston when disassembling. There will be just enough room to get wrench on at an angle with bottom plastic housing still in place when the Control Knob is completely screwed out. Eye bolt with a shank a bit bigger than your existing hole (mine was 1/2"). The regulator could not adjust the pressure. Adjusting the air compressor pressure regulator is an essential task that needs to be performed. Looks like you fixed it. Bostitch 6 gallon is a popular air compressor that is common among most DIYers. FREE Shipping. thats the pieces which has failled in my NIKOTA 2HP regulator. To ensure that the right amount of pressure is provided for the use of various tools (such as tire pressure machines and drills), the air regulator controls and regulates the amount of pressure provided. This fix will now allow an adequate amount of air to pass around the rubber seat that had swelled over time. It displays the pressure setting on the regulator, and the pressure that the air tools will get from the compressor tank, as long as 1) the regulator pressure is set equal to or LOWER than the tank pressure and 2) the air tool uses less air to run than can be built by the compressor. Prepare for New Regulator Installation. The item inside the regulator that keeps the air flow from leaking out is the diaphragm. Reassemble Regulator Control Knob assembly into manifold, again tighten snugly, but don’t over do. Attached at end of copper piping run. Some air regulators have an additional tank pressure gauge. The plastic piston broke through itself. Fixed now, thanks to you! Air Compressor Regulator Repair Kit D55168 D55167 D55684 for DeWalt Craftsman Porter Cable Black and Decker. Genuine OEM Air Compressor Regulator Repair Kit D55168 D55167 D55684 for DeWalt. If you wonder why a compressor regulator leaks, you have come to the right page. I’m stumped at this point since air appears to be leaking where the disc (with the… Read more ». Upon close inspection of the sealing surface of the rubber seat you’ll notice a circular groove that makes contact with the sealing / mating surface inside of the brass threaded hex bushing. The compressor increased the pressure. Do not remove o-ring unless you plan on replacing it. When (the compressor) tank has plenty of air but you only get a short burst of air pressure (only momentarily) out of air hose and compressor’s air hose gauge goes to zero. Manufactured by: ... Home and Auto Maintenance 8 Gallon Air Compressor with Inflation Kit. Apply a light coating of lubricant to the o-ring and screw brass assembly into manifold. Use the drill that came with your tap set to drill your hole. View all. Now release all air pressure from tank using the water drain valve on bottom of tank. Putting it together, I just needed to push down on the head of the Tank Pressure Seal to compress the spring and start threading it in a little by hand, and then I could use the socket wrench to tighten it the rest of the way. It is important to remember going forward that there is no longer a stop for zero on your regulator. Replace the vent valve and run the compressor until the automatic shutoff turns the motor off. Well, life happens and I ended up with a … If you are using the compressor for a long time, this diaphragm gets cracked. The regulator allows you to adjust the pressure out to the tools. 22. If doesn't happen often, but when it does, it wastes expensive compressed air and causes your air compressor to cycle more frequently than necessary resulting in energy loss … I wasn’t sure what you meant about the “corners”, since it was perfectly round, but I just shaved off a little from the four points of a cross, reassembled it, and now it releases air again. Reassemble top half of plastic cover to compressor. Cheers! An air compressor is a handy DIY tool when it's working correctly. This involves a few simple steps. They are expensive enough to warrant dismantling and repairing rather than tossing them out. How To Fix An Air Compressor – SOLVED! Watch the tank air pressure gauge as it rises to be sure the motor shuts off at the correct PSI. Industrial air compressor regulators typically have a good supply chain of spare parts. Or, remove the cover from the switch (unplug the compressor first) and locate the pressure switch part number. I have a model C3151-1 which is a 4 1/2 gallon portable compressor. Response: Well Dave, the originator of these instructions was Ed Parks, and we would very much like to send him your comment but have no way of reaching him. It wouldn't get above 30 PSI meaning you couldn't even use it to put air in your tires. 17. Good job . It comes with at least three major components, namely the tank, regulator, and pump. First of all, the air compressor is turned on. Make it as straight as possible. Regulator leaking air – rubber fitting inside needs replacement. The typical DIY compressor air regulator does not enjoy a good supply of parts. 1. Air Compressor Regulator Repair Kit D55168 D55167 D55684 for DeWalt Craftsman Porter Cable Black and Decker. Remove Regulator by using Crescent Wrench and turning hex nut counter-clockwise. Mine was 1/2". Porter-Cable, Bostitch, Craftsman, Dewalt, Senco, Viair, and similar popular air compressors these days include 3 key components. This is an important action that you need to do. This is ok if you are using the air compressor to air up tires and blow things off with a nozzle but if you are using air … Did you make this project? Design and 3D Print a Modern and Cozy Reading Light. Turn off the power to the air compressor… This isn't a big deal to me. hello, Manufacturer #: RE206203AV. Clockwise rotation increases pressure while counterclockwise decreases it. Note added: I didn’t have a screwdriver big enough to remove the Tank Pressure Seal, but a socket wrench worked very well. 13. This will clear the jam and allow for a very nice and smooth thread. ". 7. I found the old fittings to be in decent shape, despite … D55146 regulator repair kit – available from… Photo: Amazon.com _____ 55146 leaks air around Regulator. Hi Dave. You will need a tap and drill to match your bolt size and thread count. 2. Be sure the metal disk’s cupped side is facing to the bottom / inside of the Control Knob. Pay close attention to how it was assembled, I laid mine out on my bench in the order that it came out of the unit. Then do an Internet search for that part. Clean inside of manifold with a paper towel or rag. I finally had a real job to do and needed this working so I went online to buy the repair kit only to find out that it is no longer manufactured. : A friend was going to toss this in the trash because of a bad regulator. Step-by-Step Instructions to Repair Air Compressor with a faulty regulator that does not allow adequate air pressure to come out of air hose. Press in until completely seated like in picture 5. My air compressor turns on and holds air but when I go to use my blow gun I get a quick burst and that’s it whats the problem. BE VERY CAREFUL NOT TO GRIND TO DEEP. This regulator part flexes constantly as the compressed air flows through the regulator body, fluctuating to exert more or less pressure on the internal spring of the regulator as it works to maintain a constant downstream air pressure at the regulator setting. DeWalt D55149/D55168 Compressor 4 Pack Regulator Bonnet # N148120SV-4PK. Or, the air pressure in the tank will reach a plateau, say 40 PSI for example, and even though it runs continuously, the compressor will not build pressure past that point. Apply a coating of lubricant to the Regulator Control Knob assembly’s o-ring and also to it’s mating surface of the manifold. It is easier to get these parts reassembled if you hold the parts as pictured below (on the crescent wrench) in your hand and place the Control Knob on top of them pressing them into the Control Knob housing carefully, not to damage the o-rings. The Obvious Cause The Porter Cable compressor tank is full, but I can’t get air to come out? All the air leaked through the regulator plastic cover. Contact the air compressor repair manufacturer to buy a new assembly. Fix Number: FIX10050276. If you wish to be updated when new comments are posted, add: about-air-compressors.com/feed/ to your RSS reader. They are the pump, the tank, and the regulator that cycles the pump periodically for keeping up the steady pressure. Here are Ed’s instructions. When that doesn't happen—maybe the tank won't hold air, the pressure gauge isn't working or the safety valve keeps popping open—Sears PartsDirect has the troubleshooting guidance to get your air compressor back in good working condition. Apply a thin film of lubricant (would not recommend grease as it will gum up with time) – Teflon or Silicon lubricant or o-ring grease to the cylinder walls of the control knob’s housing, to the metal disk, and to the o-rings. Test your fit. If you eliminate the regulator, you are supplying tank pressure to the hose. But if it’s the manifold, you’re looking at $130 for a new one. The regulator would control the outgoing pressure from the tank, and thus the speed of the tool. Keeps it working for another 20 years now and better than the original. After that, any tool that you want to use can be connected to the tank. This will cause the air compressor leaking air from regulator. Just tighten snugly – no need to overly tighten o-ring seals -, just good and snug (to tight will cut o-ring). Notice depth of the notches is just enough to create a gap for air to come around the rubber when it is reassembled in the brass threaded hex bushing. What has happened, due to the type of material, from pressure and moisture the rubber has swelled to the extent that an adequate amount of air cannot pass around the sides of the rubber seat. where can i find the small plastix piece which holds the 2 o-rings?. Fixing an air regulator offers it’s own challenges, for sure. heavy duty in-line compressed air pressure regulator for air compressor, 7 to 215 psi adjustable, high flow rate, wall bracket and gauge included (3/4" npt, 140 cfm) 4.5 out of 5 … Tap your hole. These step-by-step repair guides will help you safely fix what’s broken on your air compressor. Disassemble your regulator. This valve dictates the amount of pressure or pounds per square inch (PSI) of air. Regulators are usually installed to the discharge coupler of your compressor. Campbell Hausfeld Compressor Regulator RE206203AV Great prices, same day shipping and no hassle returns. Fixing an air compressor is not a tough job to do. Using a Dremel with a 1/8″ round carbide bit carefully grind a notch into the (4) sides (the center of the sides only, not the corners) of the rubber seat. Turn Regulator Control Knob counter-clockwise all the way and release all pressure from air hose connector. More Buying Choices $24.99 (11 new offers) PneumaticPlus SAW4000M-N04BG Compressed Air Filter Regulator Combo Piggyback Style 1/2" NPT - Manual Drain, Poly Bowl, 10 Micron with Gauge. To Jim Parks: Thanks for posting this repair-exactly the part that failed in my unit-CP95275.Unfortunately, my rubber seat had disintegrated due to age so I had to fabricate one from a rubber plumbing seat used in older faucets. You have a very informative site, and I greatly appreciate your work. 14. DEWALT 513002700 Regulator Repair Kit. Carefully remove the spring with it’s rubber seat, clean both parts. Although the disc seats well on top of the rest of the piston, the regulator now leaks air when attempting to dial in a pressure. This post is about how to do a quick repair on an air compressor regulator valve of a Porter Cable, Black and Decker, or Dewalt air compressor. Is brass you wo n't need to disconnect it everything together and some. Are able to completely unscrew your regulator, in my NIKOTA 2HP regulator part number piece which holds the compressor! Tank with air tools and other hardware slow speed is also helpful as chips do n't fly and your and. 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