Often, one or the other part flies out upon disconnect. The nylon back-up ring is to prevent the O-ring extruding out of the coupling when under full pressure. I wouldn't call it a real leak but there is a small drip over night after each use. It gets to be more drippy during hard uses when the hydraulic fluid gets really hot and the viscosity decreases. 3) Do not forget to depressurize the system Never leave a system pressurized when inspecting the connections, even if you only see a small drip of fluid on the ground. stucchi couplings coupler couplers disconnect It is prolly a Parker. "@type": "Person",
Even with gloves on, a pinhole leak with high velocity can exert in excess of 600 feet per second, which may inject hydraulic fluid right through thick leather gloves and into your skin. Contact a hydraulic quick coupler expert like Stucchi with any questions on diagnosing or replacing leaking quick couplers. Yeah, the O-ring is deep inside the female fitting so you'll need a small dentist hooked pick or a small knitting needle to reach in and pull the O-ring out. --->Paul You need to determine where the oil is leaking from. Scott Rolston is President of Stucchi, Inc., a subsidiary of Stucchi SPA. If exposed to hydraulic fluid in high temps or if penetration of the skin occurs, seek immediate medical attention as the results could be devastating even requiring possible amputation. I do not know if this relates to a JD, but it is my experience. 
All the external dimensions look the same on both. Thanks, I could really use the help. Usually chips out a piece of the hose end coupler when uncoupling- but you've established the leak is from the vertical shaft, so I would go back to JD rings and go from there. its nice to not have to add hydraulic fluid any more or have the leaking mess down the back end of the tractor. We use cookies to optimize our website and our service. A forum community dedicated to Vintage John Deere Tractors owners and enthusiasts. coupler leaky seals The only benefit of Viton would be a higher operating temperature. 4 0 obj
Thanks. The Fora platform includes forum software by XenForo, https://www.mytractorforum.com/showthread.php?t=287161, Backyard Round Table: L & G Tractor Related Topics, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Hmm, IF the couplers are JD# AM37982 or AM31273, which will also cross over to Pioner/Parker 4050-2P, o-rings are JD# 32246.
If you are experiencing leaking hydraulic couplers on your skid steer machine, here are some tips on what NOT to do: 1) Do not over tighten thinking thats all you need to do you may overtighten the coupler thinking the tighter the better, although this can ruin the integrity of the seal and is one of the most common culprits of leaking couplers. This only ruins the integrity of the fitting and is one of the most common causes of hydraulic fitting leaks. You are using an out of date browser. Stucchi is a leading global supplier of hydraulic quick couplers, offering high quality products and custom designed solutions. I've got a Cousin in Belfast, Ma28 for a high. OC, Could be a couple of things. If you have leaking Bobcat auxiliary hydraulic couplers, you may be wondering the best way to remedy this situation safely and with the least amount of expense as possible. Many "stores" carry the correct size o-ring, but may also have a variety of materials, or maybe just 1 type of material. The dealer has taken three warranty kicks at the can, and each time the drips stopped temporarily - and now it's doing it again. By the barrels, do you mean the whole inside? JavaScript is disabled. You could have a bad o-ring or two on that shaft. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them.
Ron, Did you use the kit from JD or used parts, or what? ", It is definetly leaking from the tractor.
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"headline":"JD Hydraulic outlets leaking", I used 2-3 gallons planting half acre of sweet corn today. %PDF-1.5 It will say right on the side of the coupler. We get a good two or three turns out of some of them. Our fix is usually either changing the fittings, or changing the whole "manifold". Come join the discussion about specifications, modifications, troubleshooting, maintenance, and more! "height": 57 <> I didn't even know I needed some.
What thurlow said about rusty couplers is valid, as well as damage to the coupler with multiple disconnects under pressure. 3) Do not re-use O-rings we always recommend replacing the coupler rather than replacing O-rings as re-using an O-ring can make it susceptible to cracking and jeopardize the integrity of the connection. Big advantage to have multiple couplers on a tractor, (I have triple remotes on three field tractors, even though only one machine needs three, while several need two) or carry a few rings in the tool box, along with a pick and WD40. I do not know if this relates to a JD, but it is my experience. When it comes to separating myth from fact on how to handle hydraulic fitting leaks, it can be somewhat confusing knowing what to believe and who to listen to. One thing to always remember is that hydraulic fluid leaks, especially when pressurized, can pose serious safety concerns and this should be your first priority. I always clean the male connector before inserting it, and I cleaned this one again for good measure.
Actually never noticed that they existed! I disconnected it and reconnected it with no effect. replaced o rings 2 or three times with john deere parts. I believe the connectors are just prone to seepage. Well, I went to the TSC and they didn't have the poppet style that matched, so I just bought a new set (1/2" npt) for $22, and replaced both sides. The back-up ring will be matched to the o-ring size. On my 54"snow blade, I have one pair of Pioneer 1020-2 ball valve and one pair of Pioneer 1020-2P poppet valve male connectors. It includes a new 'carriage', I think it is called, maybe 'basket'- anyway- it is the metal guts of the coupler. ", Not leaking, problem solved. In my opinion this was a great idea with the "quick connect" but an absolutely horrible design that is prone to leaking. Also, if the oil is coming from the rear of the coupler, are both the o-ring and the white plastic ring in good shape?
Despite the male probes all being the same size, I've come across dozens of different sized o-rings within the female couplers depending on how they are made internally. In any case they are very common. How badly are your hose ends worn? I have a hard time seeing how much hydrolic fluid is left because it's clear. "height": 57
The hose ends are brand new and there is no rust. <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/Annots[ 26 0 R 27 0 R] /MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> Its fairly common to have these leak. What a let down- I was unimpressed. Who knows on brand.
When releasing pressure before disconnecting Bobcat auxiliary hydraulic couplers, most Bobcats will have a pressure disconnect that releases pressure if you push in on it before disconnecting. "@type": "InteractionCounter", Keep all sources of flame far away from any hydraulic fluid leak. hydraulic stucchi quick hose flat face fittings series couplings iso couplers coupling premier connection leaks leak spills provide during interchange For a better experience, please enable JavaScript in your browser before proceeding. X/:g0q7"9?b g_oo~Zl?/gqf9/R&K lN"ZpfyiXYvVV30sr&,vUka3'}1s+O:ogZgL^K #\#Tv\f6d+4i%I$K^%o-M= |cyKj+oeU qnGhqm|-%pfO5jXMb1p>Mdw1kGx=w;;!~ss|Wy Qf'g0d1wh X1{VZ:@9~_#tr p(u'sg=;-yx. I fear JD is going to want alot for the rebuild kit, about $80 per side which, I believe is no more than about $1 worth of o-rings. Actually never noticed that they existed! "description":"Discussion of JD Hydraulic outlets leaking in the Tractor Talk forum followed by comments. By the barrels, do you mean the whole inside? You must log in or register to reply here. Anytime you do experience a leak with your Bobcat auxiliary hydraulic couplers, it is best to replace the coupler rather than attempt to rebuild it. For the past 17 years he has been with Stucchi, Inc. beginning with its organic start-up to its current market leading position within the flat face coupler category. 1) Do not check for leaks with your hands hydraulic fluid can reach high temps in the range of 300F or more which will cause serious burns if it comes in contact with your skin. You mention 'turn them on'- do you mean turning the lever that moves that vertical shaft to lock the coupler in place? The most obvious is the "O" rings inside of the female fitting and the other is a mismatch of the two parts. Good thread. As part of the leadership team he is responsible for the strategy, execution, and delivery of solutions that provide value to multiple segments of the marketplace. Use some brake cleaner to clean and and check it If it continues to leak defiantly call your dealer. So the probe goes through the nylon backing ring first and the rubber o-ring is closest to the tractor and not the implement? Now with the ISO standard, that is the only alternative I would go with. John Deere and its logos are the registered trademarks of the John Deere Corporation. its nice to not have to add hydraulic fluid any more or have the leaking mess down the back end of the tractor. Should I be adding fluid to compensate? You need to determine where the oil is leaking from. "@type": "Organization",
About $10 a piece. A dry plug can tear the o-ring just enough to cause a minor leak. Yes - I'd like to sign up for industry & product information related emails from Stucchi USA, Event Calendar | Blog Careers | Company PoliciesCookie Policy | Privacy | Sitemap, Stucchi is ISO9001:2015, ISO14001:2015 and OHSAS 18001:2007 Certified I would stay with original parts before going to an off-brand. "width": 200,
Do the inside ones first (especially the top one), (SOLD) JD 455 ~1996 w/ Rear PTO. The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user. quick hydraulic reliable couplers application any stucchi parker hydraulic series connect pressure under couplers quick qc key features "author": { +o*qX*I@&\N*+T)vQeJZRJbwbLlxwx. Usually chips out a piece of the hose end coupler when uncoupling- but you've established the leak is from the vertical shaft, so I would go back to JD rings and go from there. This is a new machine, 16 hours.
Should I be concerned? I've never used anything but JD parts on the couplers, so I don't know how other supplier parts work. O-rings should suffice to fix most leaks.
2) Do not use your hands to check for leaks leaking hydraulic fluid may reach temperatures exceeding 300 F causing serious burns if exposed to skin. The Fora platform includes forum software by XenForo, https://www.youtube.com/watch?v=rU77RGMSDIE, Medium Frame Compact Utility Tractors (MCUT), Large Frame Compact Utility Tractors (LCUT), VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. stucchi couplers '80 317 w/18hp B&S and divert valve for rear hydraulics, 3 pt hitch, 5' york rake, '89 322, 54 4 way blade. That seems to fix the problem on most of the machines but we've also had a small percentage where the entire connector had to be replaced. So make sure the threaded connection is tight, clean both male and female quick connects, check for leaks. I had no idea it's like 50 bucks a gallon. My newest JD is a 1983- so hydraulic couplers have never been a problem that I couldn't fix with the right JD parts. hydraulic couplers fittings quick couplings face flat stucchi premier tractor jic coupler fluid international leak usa bh a13 npt series Contact a hydraulic quick connect specialist for more tips on identifying and replacing leaking quick couplers on skid steer or any hydraulic equipment. I moved a full dump truck of dirt today and I definitely noticed it getting much worse. Rusty 140h3 is a '73 with the original Pioneer female quick-connect couplers.
That is the usual cause of leakage- especially if the hose disconnected under pressure. Often, one or the other part flies out upon disconnect. npt carbon inch steel iso quick face leak coupling hydraulic dry break flat larger With at least 5 JD's with multiple couplers over 30+ years, I've always used JD parts and had 1-2 remotes rebuilt- one basket and 1-2 vertical shafts- never been a serious problem. Press question mark to learn the rest of the keyboard shortcuts. endobj Easy to replace in the field.
That is the usual cause of leakage- especially if the hose disconnected under pressure. <> I do not understand why all the attachments I have have ball type replacements even though I got them from 4 different people. Actually never noticed that they existed!
"@context":"https://schema.org", Neil, Buna-N would be the correct o-ring material. Examine the connection of the fitting prior to over torqueing. "@type":"DiscussionForumPosting", By the barrels, do you mean the whole inside? "@type": "WebPage", "width": 200, stream What thurlow said about rusty couplers is valid, as well as damage to the coupler with multiple disconnects under pressure. There may be two of these, one top and bottom, be sure to press in on both of them to release pressure before disconnection. A third could be the plug(s) were installed without lube. TSC seems to have a cult following. Should I consider changing from the stock John Deere breakaway couplers to something else. I do not know if this relates to a JD, but it is my experience. If your machine has 16 hours it should not be leaking oil, it could be from a bad crimp on the hose. Just a pick or something similar. My newest JD is a 1983- so hydraulic couplers have never been a problem that I couldn't fix with the right JD parts. The rebuild kit, the price you mention, is not just o-rings. couplers bobcat kubota auxiliary leaking disconnect couplings stucchi hydraulic caterpillar excavators leaking certain disconnect fittings quick mini dust caps endstream endobj 124 0 obj <>stream "datePublished": "2004-05-11", The technical storage or access that is used exclusively for anonymous statistical purposes. 6) Do no assume its the fitting that is leaking drips occur at the lowest point of gravity, the leak point may be different from the drip point. I actually had a male fitting that would go into the female fitting tightly but leaked, It turned out to be the wrong part. I apologize if this is a commonly discussed issue - but I couldn't find it. coupler hydraulic 4) Do not re-use O-rings Even if you decide to reassemble a fitting (we recommend replacing the fitting altogether), you should never re-use an O-ring. They make the couplers slide harder, but they work better than the cup seals on worn couplers. I guess I have to tear it out again and replace them and try again. }, If you have to correct parts then I would check the "O" rings. Leaking hydraulic fluid in any type of hydraulic application poses serious risks for operators and the environment. (LogOut/ I either have to stop the leaking or find hydraulic fluid that is high in nitrogen and leave it as is for side dressing. Darrell, If you do happen to crack your tubing, I'v got a fix for that toothat doesn't require pulling the engine, buying flaring tools, and replacing 5 or 6 feet of tubing. You could have a bad o-ring or two on that shaft. Call Flowfit Today On 01584 876 033 For Further Information! coupling fem couplings disconnects spills minimizes spill qcd Still leaking, replace quick connect. A forum community dedicated to John Deere tractor owners and enthusiasts.
leak would stop for a short time then resume and get worse over time. It includes a new 'carriage', I think it is called, maybe 'basket'- anyway- it is the metal guts of the coupler. Contact us to learn more about replacing couplers with safety and affordability including Bobcat auxiliary hydraulic couplers. Have you had your dealer look at it yet?
I have already changed both male and female fittings. We offer process analysis and development to maximize productivity, efficiency and safety. Simple fix and it works. It includes a new 'carriage', I think it is called, maybe 'basket'- anyway- it is the metal guts of the coupler. JavaScript is disabled. TRADEMARK DISCLAIMER: Tradenames and Trademarks referred to within Yesterday's Tractor Co. products and within the Yesterday's Tractor Co. websites are the property of their respective trademark holders. I had a kit ( both rings ) from local parts bloke in a sparex bag. Big advantage to have multiple couplers on a tractor, (I have triple remotes on three field tractors, even though only one machine needs three, while several need two) or carry a few rings in the tool box, along with a pick and WD40.
"interactionType": "https://schema.org/CommentAction", The clearance between male and female parts of the coupling is too great for an O-ring alone.
The rebuild kit, the price you mention, is not just o-rings. You can knock off the top cap, and replace those rings plus the cap. dia on plug, and o-ring. "userInteractionCount": 9 For a better experience, please enable JavaScript in your browser before proceeding. A family friendly forum community dedicated to all Tractor owners and enthusiasts. Most Bobcats have a pressure disconnect to relieve pressure prior to disconnection. (LogOut/ Here are some tips from hydraulic quick connect experts who have seen it all and been in the industry for decades. Very, very common for this type of coupler to leak when all pressure is released. I've never used anything but JD parts on the couplers, so I don't know how other supplier parts work. Likely not worn out. It may not display this or other websites correctly. Stucchi Offers Leak Free Skid Steer Hydraulic Solutions. My newest JD is a 1983- so hydraulic couplers have never been a problem that I couldn't fix with the right JD parts. EDPM is used for water service and may (??) In order to cover what you should do for leaking auxiliary hydraulic quick couplers, lets first review what you absolutely should NOT do in the case of hydraulic quick connect leaks. You can buy a set and replace them in just a few minutes. The deere # is AM37983 for the original poppet style. Stucchi Instructions and Warnings (PDF). There are a couple of different options available from sparex - but which one is the correct one? Ron, Did you use the kit from JD or used parts, or what? 2 0 obj The hose ends are brand new and there is no rust.
I've never used anything but JD parts on the couplers, so I don't know how other supplier parts work. endstream endobj 123 0 obj <>>>/Subtype/Form>>stream the couplers are attached to the bumper.
over the past winter i replaced both barrels and that seems to cure the problem. You WANT/NEED Buna N/Nitrile o-rings. I would clean it up and see if it continues leaking, if so take it to the dealer as its still under warranty. "publisher": { Usually chips out a piece of the hose end coupler when uncoupling- but you've established the leak is from the vertical shaft, so I would go back to JD rings and go from there. Stucchi offers hydraulic solutions to improve performance and safety while preventing downtime and hydraulic fluid leaks. -!.AR*wfF{sPr#2QQI*"nx6d|p-bSZV|p6E Oz| b~ ,v The search engine finds lots of examples here where replacing the o-ring solves a leaking quick-connect. There a so many different sizes of O ring that if possible, it's best to try and identify it from a workshop manual or dealers parts list and even to to pay the dealers premium for half a dozen of the right size. I use a 4 step process for coupler leaks: '80 317 w/18hp B&S and divert valve for rear hydraulics, 3 pt hitch, 5' york rake, '82 314 w/rear PTO for/and with 33 tiller. have had problems over the last several years with quick couplings leaking. H2P0 BCo.#r_ / Kubota enthusiasts, hobbyists, and fans! }. endobj Be sure to keep any source of flame including cigarettes, lighters, cutting or welding torches far away from any hydraulic fluid leak. }
You say it leaks from the bottom- do you mean the bottom of the vertical shaft, or bottom of the rear of the coupler? Likely not worn out. Now with the ISO standard, that is the only alternative I would go with. 2012 2720 -- 200CX Loader -- 54" Quick Attach Snow Blower -- Frontier LR5060 Rake -- Land Pride RB1660 Blade (Hydraulic Angle) -- Artillian 42" Forks -- Ken's Bolt on Grab Hooks -- Fit Rite Hydraulic top-link -- 2013 X500 for mowing duties. I can see a rubber o-ring inside the connector which i suspect has become hardened or deformed over time. Has anyone else had this problem before and if so what did you do to handle it? After recently re-attaching my front loader, I had a leak at one of the quick connects. Just because fluid is dripping off from the coupler doesnt mean the actual leak is from that connection. Any tips on reading that better? You say it leaks from the bottom- do you mean the bottom of the vertical shaft, or bottom of the rear of the coupler? There are two things I have run across with the ports leaking. After reading on this forum I actually made a special trip to visit the closest one.