Excavator turntable leaking grease ENGINE: Oil Filter Excavators . Given the kinds of forces the turntable sees, molybdenum should help the bearing out a lot. The workshop manual says that ep2 grease Forums. Shoot 10 or so shots in each one and then turn 90 degrees and shoot 10 in each one. Most excavators have a small cover on the main frame that you unbolt and check/add grease every 500hrs. joe6794 Member Service after 100h, then every 500h. I make these videos as little training videos to show al Check out our Mini Skid Steer - https://youtu. jpg) How to grease excavator swing gear ? - hillfarmer: 4/30/2020 11:11. The actual load bearing point is just that, but the drag comes from the cylindrical wall which is a sleeve. At this time, if too much lubricating grease is added to the inner cavity of the slewing bearing or the working temperature increases, it will cause the pressure in the inner cavity of the slewing bearing to increase, and the lubricating i am new member looking for info on deere 120 excvator im looking to purchase its leaking around turntable pouring out hydraulic oil still trams fine could this be The 504 has been around forever, they did a good job, oil changes, API rated CD or CE oil with at least . Each Genuine part is manufactured under the ISO9001 standard, a process that utilizes the same materials, machinery, and production methods as the original equipment parts. Was hoping to get some feedback Once they're cleaned off, go and grab your grease gun. A friend who ran another Hitachi for quite a few years said that about once a year they would remove an oval plate located in the battery box area and put about two tubes of moly grease into the cavity underneath. Place a block under one of the tracks to keep the excavator from rolling. * Detailed sub-steps expand on repair procedure information Check Oil Lines And Fittings Service Recommendations for O-Ring Boss Fittings #ExcavatorSwingCircleGrease #BoxCrackRepairZoomlionZE230EExcavator#excvator Check the Kubota excavator KX 121-3 for oil leaks and air in the system. Keep the cooling system in good shape. UH series was wayyyy before my time but I'd start with checking the Barry Tumey, Training Manager at the YANMAR//Academy guides you through the process of greasing the turntable on YANMAR excavators. By chatting and providing personal info, you understand and Customer: Hi I have a cat 2002 311c excavator I am having a problem with oil leaking from the vent on my swing gear thanks. Those machines had a compressor that put pressure into the hydraulic tank. Hook it up to the grease circs. It cleaned the grease right out of the turntable and the oil level got low pretty quick. In the beginning I said I'll clean the air filter and check the hydraulic oil but I missed that on camera. I believe a zerk fitting can handle somewhere between 3k to 6k psi. 5 mini excavator with 1100 hours and one of the Track adjusters [left side] seem to be leaking. Now I know why mechanics cha For more information about the full line of Cat® Mini Excavators, visit https://www. The cylinder head gasket (combustion AKA a sleeve bearing. )* 331 Compact Excavator Maintenance Items Serial Numbers: 512913001 & Above, 516711001 & Above, 517711001 & Above. I now have a leak, it is coming out of one of the one hole that looks like the housing to the turntable gear, the oil coming out is hydraulic oil. I found the best way to get the oil in there is to push it back up the drain tube. The solenoid valve is stuck or damaged. When the transmission turns the pinion, the excavator rotates on the bearing. Answered by catmastertech in 2 mins 9 years ago. A machine owner once said that such downtime has an impact on the balance of the center of gravity of the excavator turntable. I agree that a moly grease is not needed for the slew bearing, and some manufactures may not want it in there. Shoot two to three shots of grease into each grease circ. YANMAR Excavators Line Up: https://bit. They are expensive but work Engine Oil 10W-30 (1 Gal. Truck sale: USD $28,900 . Page 89 Changing the engine oil filter Oil change intervals acc. I'm suspecting that there's a bad seal on the swing motor that's letting oil get down into the turntable, mixing with the grease and leaking out some sludgy stuff. The way to stop is the most common, but it is not convenient to stop the machine the next day to see the hydraulic oil and the diesel water. The water in the grease bath can be drained from underneath the machine through an opening in the frame covered with a small rectangular plate. joeblow Well-Known Member. You want to make sure you get grease smeared all the way across that turntable bearing. Swing gear grease leaking out. Next Level Up: Polyurea or (multipurpose) grease—This type of grease is good for parts that reach a high temperature, as this is a "high temp grease. Also for: Pc210lc-10 demolition base spec. Avoid contact with leaking hydraulic fluid or diesel fuel under pressure. 259. Any of you smart guys have an opinion on using a grade 00 or 0 light grease like track roller grease or Lubriplate 105. suladas Senior Member. in reply to #2861117) Subject: Re: Hitachi Excavator- Swing most of the time there was a grove in sealing area and we put on a speedy sleeve before new seal. 12: RC4WD 4200XL Hydraulic EXCAVATOR RTR Replaced Excavator Sprocket process #mechanic #mechanicjack #replaced #sprocket #excavator #fixing #inspiring #craftsmanship In this video I cover all the key points of greasing your machine properly; typically every 8 hours. Grease these frequently but sparingly. Follow this quick video to grease the turntable on your YANMAR excavator like a pro!https:/ Have a 2004 200 excavator 10500 hrs turn table seal just started dropping grease. They clamp onto the zerk so greasing difficult zerks becomes easy, I had a zerk on a new trailer that I couldn't get grease into it with the ordinary grease adapter. I had the same problem and it turned out to be the pinion seal. 5 In this helpful video i will show you all the grease points to keep your excavator running in tip top condition. By using holes bored into the center shaft, the swivel directs fluid to specific channels (or inner barrels) created by the shaft and the housing. Wondering what the acceptable tolerances are on the turntable. 10,000 hour machine. 2. When CAT excavator track drive motors, like those on a Caterpillar 303 CR, come into the shop for repairs or re-manufacturing, the problem can often be traced to a leak between the sprocket and the back side of the hydraulic motor. they are not in front like some pics of the Function when oil pump is off: Drive the tracks, turn the turntable Function when oil pump is on:you can additional use all hydraulic functions (find this on page 10) Pic. It's best to use a very long lived oil for most of these. Joined Jun 30, 2016 Is there a seal somewhere that might be gone causing the swing gear to leak the grease out? Last spring I put like 5 tubs in and checking it this winter it That and leaking brake fittings on the sides of the upper rotator are the only other place beside the swing motor that can leak into the turntable. Among the myriad maintenance tasks, lubrication stands out due to its crucial role in reducing wear and tear, preventing rust, and ensuring the smooth operation of all moving parts. 334 I am assuming the oil drained out of gearbox and combined with water caught in the turntable. 27 Apr,2017. The design and performance of the slewing bearing directly impact the excavator's rotation stability, operational reliability, and overall lifespan. Do both of those grease the slew bearing? Or does one try to grease the slew pinion and gear? Grease is leaking out from around the turntable. Also, if the seal is leaking externally this will also cause a problem with a loss of coolant from the cooling system. Flushing Procedures of Bio-Oil. Joined Jun 11, 2007 Messages 12,872 Location put the bucket all the way out on ground gently lift it up and down while looking at swing bearing at front under boom lift cyld check for up and down movement there. There is a grease cavity where the swing gear is that has a large amount of open gear grease in it that is picked up by the swing pinion as it spins around. Turntable bearings for excavators are composed of three primary components: the inner race, outer race, and rolling elements (which can be balls or rollers). lose the ball bearing push it all the way out remove old seals ,fit new use lots of lube petroleum jelly or white grease on seals slide centre in to base use lots of lube to retain ballbearing in place using a large Proper maintenance is key to keeping your excavator in top shape. 12 Pic. Mostly, I have modified it, from installing my own gasoline engine, to fabricating oil and air cooling systems, to installing protection from damage. Per Caterpillar, one should use 85W140 GO (Gear Oil) oil for mini-excavators in both the swing gearbox and the finals. A good rule of thumb is to use one to three shots of grease. You don't have to buy it from Cat however, any number of companies produce a Cat spec oil that works just fine and is probably cheaper. A hydraulic leak can occur for a variety of reasons, but the most common cause is wear and tear on the seals and gaskets. 10 % zinc and oil changing at 100 hrs. Contaminants can compromise the integrity of the seals, causing them to Follow this quick video to grease the turntable on your YANMAR excavator like a pro! #yanmar #yanmarpower #excavators #excavation #excavatormaintenance. With help from YouTube and my manuals I was able to re-build the center joint. Joined: Oct 28, 2022 Messages: 79 About overgreasing it is totally true, ovregreasing will push the seal out. htmlLearn Well that dipstick goes into your swing gear motor there should be approx. oil leakage around the turntable bearing seals can be a sign of contamination. i07966018 Important Safety Information Most accidents that involve product operation, maintenance and repair are caused by failure to observe "Moly" grease — Inexpensive but a good quality grease. Also for: Dx300lc, Dx340lc, Dx350lc, Dx420lc, Dx480lc, Dx520lc, 5001, 7440, 5980, 5327, 5221, 5117, Dx225lc, Dx225nlc. If any damaged or deformed hoses or piping are found, please Step 1: Check the hydraulic oil level gauge. SANY SY465H excavator completely solve the failure such as drawing cylinder or oil spill. Too little grease will cause accelerated wear because it won't provide enough lubrication. 4. Can you give me any more details about your issue? Customer: it almost seems as it is designed to leak there like a water pump weep hole? The Hydraulic leak is one of the most common excavator problems. In the other video we identified the leak, so in this video I'm going to show you finding and repairing a hydraulic leak on a mini excavator. Over-lubrication or under-lubrication can both lead to problems. Service after 100h • Each of the devices and the hydraulic oil are hot right after stopping the mini-excavator. It's best suited for high speed applications like roller or ball bearings. 1 of 2 Go to page. Forums. From separating the undercarriage to aligning the new swing bearing, learn the essential steps t After removing the swing bearing, you will need to completely clean the turntable. I’ve got a boom cyd leaking so I’ve had to add hyd oil at times, but it’s more of a drip so can run for 20 hrs and still be oil in Site glass. For more information, and Proper maintenance is key to keeping your excavator in top shape. On the one hand, it is to prevent the leaked grease from leaking out, and on the other hand, it is to prevent the dust, impurities and water from entering the inside of the track and pollute the oil and affect its normal operation. As for the swing gear oil, I’ve added about a gallon or little more in the last 20 hrs, and capacity is . be/_RD_M9SEUqQ1st Dig with our new Chinese Mini Excavator from Alibaba. Sewing machine oil, clock oil or premium gun oils are very resistive to drying and make good candidates. The thinned grease will leak out from the outer oil seal. Some machines have hydraulic oil that is leaking from the arms and buckets. I have done a few searches for general information on this topic and haven't found a thread with a title that didn't address a specific model or part. If you didn't bleed off the pressure at the end of the day on mine oil would leak into the final Customer: Hydraulic fluid is leaking into turn table Mechanic's Assistant: Who makes your turntable? Customer: Hitachi ex120-2 Mechanic's Assistant: What have you tried so far with your EX120-2? Customer: replaced bottom seal on turn device and replaced seal seal in turn motor Mechanic's Assistant: Is there anything else the Audio/Video Expert should know before I Regular greasing of your Bobcat mini excavator reduces the chances of pin wear, loose connections and pin failure. Tomorrow we will taking out oil from the grease compartment, maybe I can take some pics. Step 2: Climb the machine if the oil is below the “min” mark. In around 25 hrs of use Over the past few times I greased and fueled my machine (Cat 311B 8GR00401) I noticed grease leaking from the turntable joint/swing bearing area. Today, we're going to show you how to maintain daily your Yanmar Vio 35 Mini excavator: Lube and grease YANMAR Genuine Parts are the only parts manufactured to YANMAR’s strict, industry-leading standards in quality and durability. Grease and Oil for Use. John C. Refer to the manufacturer’s guidelines for the EXCAVATOR SWING MOTOR INVISIBLE HYDRAULIC OIL LEAK | JOHN DEERE 2054D#deere #excavator #johndeere Repair video part 2: EXCAVATOR LEAKY SWING MOTOR REPLAC But make sure you double check inside the top inspection plate. 1. forkliftguy07. Keep checking the oil level in the swing machinery. 345BL turntable leaking. 208. It's good for machines with moving joints—like a loader or backhoe. Shoot 10 or so shots in each one and then turn 90 degrees and shoot 10 in each Usually when it's leaking soupy oily grease, there is a swing gearbox problem leaking oil and allowing it to mix with the grease. I also change out the Grease Nipples t I would start by removing the belly pan as it is only 4 bolts and 2 of them should be slotted , if they are not slotted it will make it easier to put back if you cut a slot in the holes , could be one of the travel motor or dozer hoses , a oring on a fitting , the swivel ( rotary manifold ) seals , could be leaking from above the turn table into the belly , but the worst case senerio would be hi guys iam new here this looks like a great site. So far have had no sign of any major problems (apart from So doing my annual maint before using it and one of the final drives is leaking the gear oil right out of it. Watch this video to review the necessary greasing intervals and learn how to properly grease your mini excavator’s X-Change TM attachment mounting system, clamp, extendable arm, blade, boom, bucket and frame. I drained the oil yesterday and today the oil is running out around the turntable. The gearbox was likely overfull. put the bucket all the way out on ground gently lift it up and down while looking at swing bearing at front under boom lift cyld check for up and down movement there. Joined: Jan 13, 2013 Messages: 230 But then again it could be your swashplate sticking in the main pump. Discussion in 'Excavators' started by Jeremy Whittaker, Nov 10, 2022. Excavators . 305. PC210-10 excavators pdf manual download. Hydraulic Excavator AX6 1-UP (305 CR) AX5 1-UP (305) AN4 1-UP (305) 4Z4 1-UP (304) 5G5 1-UP (305 CR) 5C5 1-UP (305 CR) 5X5 1-UP (305 CR) M0118365-10 (en-us) August 2024. The seal on the swing pinion shaft is leaking swing machinery oil into the swing pinion tub. I looked underneath and do not see any oil there. Page 186 KX080-4, WSM HYDRAULIC SYSTEM 5. 0 N·m Tightening torque Bolt 26. Put back together and still loosing grease around turntable. it should be a dark grey in color. If it is the colour of cocacola then Ever stood in the grease section, just staring at the dozens of options available, wondering how on earth to choose the right one for your machine? Us too. 3-ton excavator maintenance under high temperature. Then oil erupted out of the tube and bubbled over for a while. bobcat turntable? Thread starter joe6794; Start date Jan 3, 2009; J. I found it easy to take an empty grease tube , and make a plunger out of a fender washer and a 16 inch long all thread piece and fill up my tube from drum and just shove plunger through tube and bingo down the hole it goes. I am interested in products and techniques for cleaning and lubricating Dual turntables. one for sure needs to be replaced so I am planning on replacing them all but when I look under the frame of the excavator on where they go, I cannot see how in the world I can get my hands and a wrench up in there to disconnect the VOE14593229 - Excavator boom; VOE14593230 - Excavator boom; VOE14593234 - Excavator boom; VOE14593235 - Excavator boom; VOE14593236 - Excavator boom; VOE6212135 - Oil reservoir; VOE6212136 - Insert; VOE6212282 - Sealing ring; VOE6212283 - Sealing ring; VOE6634778 - Latch; VOE7025167 - Hollow screw; VOE8230-37150 - Plate; Dual turntable oil, grease, and other lube. 19 Jun,2017 Excavators . Over-lubrication can cause the lubricant to leak, attracting dirt and contaminants that can I would check your swing motor,brake for a leak. and the lubricating grease will leak out from the inner oil seal. But I was told do not use a Moly grease for the slew bearing and I don't know what would be good because it needs a extreme pressure grease 238 is an excellent grease for the pins. Its primary function is to support and enable the smooth rotation of the upper structure. 5E2 CR Mini Hydraulic Excavators DJX 1-UP (305E2 CR) EJX 1-UP (305. I have filled it with grease about six times and it works well for about two hours and then it needs to be refilled. i07966018 Important Safety Information Most accidents that involve product operation, maintenance and repair are caused by failure to observe Leaking Hydraulic Fluid: Leaks can occur due to damaged seals, hoses, or fittings. To solve this problem, just use the appropriate lubricant, fill it in time, and replace it in time. Somewhere in the swing gear. So, Go ahead, jump back in, start to spin the house, stop every so often, jump out and reshoot the grease. If the hydraulic oil is old then that is a distinct possibility. Excavator Turntable Bearing operating conditions, and the specific requirements of the machinery. Regular greasing of your Bobcat compact excavator reduces the chances of pin wear, loose connections and pin failure. Discover the proper procedures and safety precautions for installing a swing bearing on your excavator. cat. USD $19,000 . Either you have a leak in one of the hoses or the seal is shot. Joined Dec 19, 2007 Messages 191 Location Lee,NH. Just remember to move the swing 90º every time you pump grease, so that it can be distribuited evenly among the bearing. Leaking hydrolic fluid out of the turntable The shaft seal on your swing motor has failed, you have a leak somewhere that is hitting the turntable floor and running off, or could be a leak at the rotary manifold. Thread starter but maybe a rain water leak? Ken . Inner Race. I'm also losing oil from the swing motor, which supports that Looks like your swing motor output shaft seal is leaking. Articles. Spilled a lot of oil. I hooked up one of these and it allowed pressure to build up and shot the grease right through the difficult zerk. more. Not just my repairs, but repairs other small non-name-brand excavator owners have The pipeline of the main control valve is leaking. If the grease is milky brown you may have a seal gone in the pinion. What's new. That particular leak is caused by a failed floating face seal, also called a duo-cone seal or a mechanical face seal. Oct 5, 2016 #2 Gotta be a hole in the upper frame plate over the grease pan somewhere, look for a leak running along a hose or tube and down onto the Those are strictly for greasing the swing bearing itself. Locate the grease fittings for the track tension adjustment on the bottom of the Moly grease is the one to use for sliding metal parts- loader pins, trailer hitch balls, ball joints, etc. These bearings are specifically designed to fit your CASE excavator and provide smooth and reliable rotation, even under heavy loads. Bobcat X331 leaks around and inside turntable (creating a lot of force on the turntable), I'll see a couple of drips of thinner-than-grease maybe a little milky fluid come of out the slew joint. Grease can be to temp sensitive and load the motor. bigbob Well-Known Member. Another common problem of compact excavators has to do with the oil. If the hose or piping mounts are loose or oil or fuel is found to be leaking from the mount, stop operations and tighten to the specified torque. More Kobelco Manuals About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright It is common for the gearbox lower seal to leak the oil into the turntable gear area and the us leave the gears without lubrication. Page 3 of 3 < Prev 1 2 3. Hi all, I am new to the world of excavators and this site. The first step in addressing an oil leak is understanding the various reasons they occur. The oil is hot enough to cause a burn, so always let it cool down before starting any work. Thread starter suladas; Start date Feb 20, 2021; 1; 2; Next. no manual, and i can't find them. For the motor shaft, 1-2 drops of a thin oil like Nyoil or Key Components of Excavator Turntable Bearings. DX300LCA excavators pdf manual download. Gotta go with swing box pinion seal on that one. swampdog Senior Member. Follow this quick video to grease the turntable on your YANMAR excavator like a pro!https:/ Compact Excavators . " Machines that have spindles or rotating grooves can get very hot I have a 1999 Caterpillar 301. After transporting my excavator and angling it to crawl onto the trailer I believe my turntable is leaking hydraulic oil through it. Not greasing pins and bushings correctly. If the swing motor leaks it will overfill the gearbox,which would show on the dipstick We would like to show you a description here but the site won’t allow us. The grease/oil mix was running out of the turntable, so i changed the swing bearing seal on the pinion. That says a leak lower on the supply or return. A transmission (usually planetary) has a large output pinion that engages the gear teeth. I can’t discern which grease point I’m supposed to grease every day as far as the turn table is concerned. Best, Allan . USD $28,500 . Some lubricants, like oil, are supposed to flow. As you know, most heavy machinery faces the issue, and there are oil leaks from time to time. It can penetrate the skin or eyes. Track Excavator. Our range of excavator turntable bearing for CASE excavators includes the following models: CX50B, CX55, CX210, CX210B, CX240A, CX290,CX460 and CX240B. for a new set of tracks lol i dono why everything is 10 but it just seems to be the lucky number but just remember to grease everything and it will be fine Edited by hay The swing motor (gearbox) seal on my excavator started leaking and I'm not in the mood to pull it apart now. Swing gearbox oil -- Volvo EC240b. to the number of operating hours, but at least once per year Type Operating hours EC35 1. The grease is usually too thick to leak out too much. The two zerks on the front and back of the slew joint. Lots of wheel tractor experience - nil with earthmoving ! About 10 months ago I bought a 1996 SK120 Mk v (2500 hours),for general farm drainage,dam cleaning,stump removal etc. I want to use this thread to post repairs, especially if there are photos and tips/tricks learned from experience. I haven't worked on a 60 before but if you got oil in the swing pinion tub then you My 2015 Bobcat e42 mini-excavator was showing some fluid drippage beneath. It has been happening for awhile for the level to be high enough to start seeping oil through the slewing bearing. As you're cleaning old grease off the internal parts of the turntable, note the places where grease was applied from the factory (I take a few photos before starting work for reference. Any ideas? please be gentle this is my first attempt at a post here or of any kind ever. The swing motor drives the transmission. The next video I'll do that on another machine and 345BL turntable leaking. Car Specialist. Service after 100h, then every 500h. The 'red' grease he was probably referring to is a lithium complex EP grease. The issue with using a moly fortified grease in the wrong application is "skidding". The problem of leaking oil can lead to low oil levels that you can not notice, and that causes a compact excavator to fail. This design allows hydraulic fluid to flow from the center shaft, through the If it is a slow enough leak, you could add a heavier oil in the machinery case and keep an eye on the level, may only need topped intermittently. 1997 DEERE 290D Leon Equipment LLC. Will drain it to get it to the correct Failed Floating Face Seal. 5E2 CR) BG8 1-UP (303. There is dirt in each part of the komatsu excavator oil circuit, which leads to insufficient oil supply and can not exert normal power. IADAVE: Posted 3/7/2024 10:14 (#10655452 - in reply to #10655444) Subject: RE: Hyundai excavator: On komatsu excavators you have your grease zerks that grease 180 degree from each other. ) Re-apply white lithium grease in those locations. Joined Sep 25, 2008 Oil seal wear When the excavator rotates, the outer race and oil seal rotate relative to the inner race, which can cause the inner oil seal to wear and gradually become thinner. I'm also losing oil from the swing motor, which supports that idea. Comments. I would hate for you to swap out or reseal a turning joint just to still have a leak. i have a 1999 120 excavator the turntable started making noise i have been greasing it there is a little plate that u can take off and see the big sprocket is that supposed to have fluid in it the noi excavator | 385 views, 9 likes, 0 loves, 0 comments, 4 shares, Facebook Watch Videos from Yanmar Compact Equipment North America: Proper maintenance is key to keeping your excavator in top shape. The final drives on the outside of the motors have separate oil supply and checked with the plugs you describe. The swing motor receives oil from a control valve and rotates. What is weird is when I tried to grease that zirc it immediately shot out underneath the zirc so I thought it was Log in or Sign up. traveling the excavator 2. But I'm not sure since all I can see is the gear no grease zerks. Thread starter Tigersx40; Start date Jun 15, John Deere 290D Excavator workshop service repair manual includes: * Numbered table of contents easy to use so that you can find the information you need fast. SANY medium excavator SY215C used in urban construction in Australia. Inspect the thumb cylinder of the Kubota excavator for leaks, corrosion, and binding of the cylinder rods. Cat E70B excavator hydraulic leakage. Q: How much grease do I put into my excavator pivot pins? A: The ideal amount of grease for excavator pivot pins is to grease them until The slewing bearing of an excavator is a crucial component situated in the upper structure of the machine. 435 Excavator 10-120-1 Service Manual TRAVEL MOTOR Checking Oil Level Figure 10-120-1 Park the Excavator on a level surface with the plugs (Item 1 & 2) [Figure 10-120-1] in the position as shown. All hoses coming out on the bottom end of the swivel joint have been replaced. I have a 1990 200 hitachi excavator leaking gearoil from Excavator swing bearing mainly uses a sealing strip, which is bonded into a circle after scraping. 9 to 304. The swing transmission is attached to the excavator frame. My Hitachi EX300LC is leaking hydraulic oil from around the turntable seal. Users who have used the slewing ring should know that a certain amount of wear and loss will It would slobber into the turntable housing all the time. Remove the 8 swivel motor mounting bolts and remove the swivel motor. 1016525 IMPORTANT! Change the oil at operating temperature and with the engine shut down. I had to make a fitting for my oil injector to connect to the drain tube treads. These components are designed to create a tight seal between different parts of the excavator, preventing oil from escaping. B. Flat area around swing motor has oil standing in there. How the 'heck' are you supposed to "Change the grease"? You can stick three fingers down though the cover and on the CAT there isn't even a drain on the bottom. That said, an excavator bouncing around on the tracks and tensioner assembly likely create even greater peak pressures. Bear in mind it will take a couple of weeks to work the leaked oil out of the turntable as there is no drain. . It ended up being a crown seal on the swivel joint. About Use of Bio-Oil (Biodegradable Hydraulic Oil) 207. Discussion in 'Excavators' started by alaskaforby4, Aug 4, 2013. Bluox Senior Member. swing around a couple of times listen for noises (grinding) and is it smooth. It has three grease fittings with pictures one on Menu. Slewing bearing wear If the excavator makes abnormal noise during rotation or the rotation is unstable, it may be caused by serious wear of the slewing bearing raceways and rolling elements and excessive clearance between the inner and outer races. The swing bearing is an indispensable transmission device in the slewing system of an excavator. 25 Apr,2017. Luckily this ti Went and looked at an excavator Fri. I dont know about the cost of a new bearing on your excavator but they are not to hard to replace on most excavators. Maintenance of excavator slewing bearing and swing circle. Filled it back up with grease and worked for a couple hrs and now all around the slew bearing the grease seal is pushing out and working its way out. Sign In Upload. Keep the temp below 210, keep up on engine valve adjustments. Check the oil Level on the gearbox. check the oil in the swing gear box if it's leaking it run's into the turn table housing and overfill's it then it leaks out around the turntable Maintaining your excavator is paramount to its operation and longevity. Some bearings may require grease, while others might need oil-based lubricants. The inner race is a cylindrical ring that is fixed to the excavator’s upper structure. Inspect the hydraulic system for visible leaks and replace any faulty components. Genuine Bobcat Parts meet Bobcat Engineering's stringent quality and reliability specifications for top performing equipment. What type of oil should I use for my excavator’s engine? The recommended oil type can vary depending on the excavator model. 17 excavators and a stewpot of other stuff May 6, 2011 #1 Grease in our 312 looks a little milky. com/en_US/products/new/equipment/excavators. Hyd oil looks good. oil leak coming from the turntable or swivel. It dosent take much play in the turntable bearing before you start to feel it in the operators seat. 05 May,2017. One of the most common causes of oil leaks in excavators is worn-out seals and gaskets. swivel joint or any other hydraulic components in that area and it is very likely the lower seal on the swing box is (7) to determine the bearing cavity of the oil leakage is still the slewing ring cavity grease: different colored oils and injected into the bearing cavity, after a period of time (such as 150h) after use, such as grease bearing cavity oil has basically replaced after, according to the color of oil leakage around determine the slewing ring of Repairing the center joint on my Hitachi EX100-3. 1 quart of oil in there. ly/2Y8zU3U. Page 1 of 3 1 2 3 Next > Jeremy Whittaker Well-Known Member. Excavator slewing bearing also names turntable bearing,slewing circle,turntable circle,swing bearing,swing circle,slewing ring. Grease is leaking out from around the turntable. to access this plate you need to crawl under the machine between the two tracks and look up through the hole in the bottom of the under carriage towards the turning joint Get a locknlube grease zerk adapter. How to properly grease a Kubota Mini Excavator Cam and his trusty side-kick/apprentice respond to an urgent machine breakdown in Sunshine Valley to fix a John Deere 200D LC excavator with a hydraulic oil 345BL turntable leaking. is this something Forums. Holcombe, Wisconsin. Remove the plug (Item 1) [Figure 10 What causes grease to leak around swing geae on 160 NL excavator - Answered by a verified Technician. Ad it should be dry. New posts Search forums. I grease all my excavators every 250h on the swing bearing. If the the center joint is leaking you should be able to feel a loss of travel speed/power. Pay close attention to fitting and flange below oil level in tank. 11: After you switch on the oil pump, the motor turns. Senior Member. Pull it and see if it is way overfull. Check edges and corners of the tank itself. There are two marks: min & max. Had rotary manifold off and resealed. 1990 DEERE 290D R & M Motors Berlin, Wisconsin. Look for the oil tank. I ran it for a while before moving it An excavator swivel connects the lower and upper hydraulics of the machine through a center shaft and an outside housing. and then the angle of the upper turntable should be adjusted to align the bolt installation So far i have resealed a boom cylinder, blade cylinder and the swivel joint. I am working on a Cat E70B excavator with hydraulic leakage on the swing motor. Joined: Oct 28, 2022 After transporting my excavator and angling it to crawl onto the trailer I believe my turntable is leaking hydraulic oil through it. We run 50W engine oil in Cat. we just bought a 05 322 bc that has a hyd. In around 25 hrs of use put in 2. Page 2 of 3 < Prev 1 2 3 Next > Jeremy Whittaker Well-Known Member. You stated you see oil seeping as you fill the tank. Leaking Turntable. If there is an oil leak, repair before using again. Location Elsewhen. Get all dirt, grease, and grime off the area and check the The fittings you see on the outside grease the rotec bearing, which holds the house onto the carbody. Joined: Jun 19, 2010 Messages: 1,879 If a swing gearbox is leaking "hydraulic oil", then the swing motor output shaft seal is leaking, which will overfill the gearbox, which "should have" come out the My turntable takes 40 lbs of grease down on ring gear through plug in bat box . Greasing KX 57-4 Excavator. About 18” of what looks like a seal is By chatting and providing personal info, you understand and agree to I have a 1990 200 hitachi excavator leaking gearoil from turn transmistion coming out around trunion gear. That’s why we developed our own greases — just seven varieties that meet the Swing gear and bearings are essential components in heavy equipment that enable the smooth rotation and movement of machinery, such as excavators, cranes, and bulldozers. This comprehensive guide delves deep into the intricacies of greasing and lubricating your excavator, providing you with . Customer: I have a Kubota mini- excavator with a hydraulic oil leak thought it was a hose, but when investigated it further, it is coming from the base of the pump, a pin hole leak in the cast iron base of the pump Mechanic's Assistant: Thanks. , Pc210lc-10. 5 gallons of hydraulic fluid, and add about 1qt of gear lube in swing motor. S. New posts New profile posts Compact Excavators . The grease on the ring gear should be half the height of the gear. Precautions for Bio-Oil. For the spindle, use 2-3 drops of compressor oil. 1990 DEERE 290D Chippewa Valley Equipment Inc. Your compact excavator’s pins and bushings need to be greased every day that it’s on the job. However, if the swing pump seal goes, it will pressurize the machinery case and very quickly dump large amounts of oil into the turntable, coming out the dust seal around the swing circle. I have greased the 3 zerks on the side of the turntable. New excavator owner here, looking for some advice. check the oil in the swing gear box if it's leaking it run's into the turn table housing and overfill's it then it leaks out around the Those are strictly for greasing the swing bearing itself. Next Last. I helped my buddy replace the swing bearing on his Hein-Werner 14c ,we swung the house sideways & There is a grease zerk/fitting directly below the front of the cab, which must be one grease point for the turntable. Is the leak coming from the top of turntable or the bottom in the center of the machine? Or is the leak filling up the turntable bearing and coming out the cover for inspection/grease I'm suspecting that there's a bad seal on the swing motor that's letting oil get down into the turntable, mixing with the grease and leaking out some sludgy stuff. I thought before I tore into it I would ask around to see if I could get some knowledgeable input. The swing gear, which typically includes a large ring sale parts diagram catalog online construction equipment excavator tractor . To much grease at once can push the seal out that separates the rotec bearing and the ring gear, which is under your 3 bolt cover. Look for evidence of leaking fluid, loose fasteners, misaligned assemblies or any other indications of possible equipment hazard. If I tilt the machine up 30 degrees with the boom (creating a lot of force on the turntable), I'll see a couple of drips of thinner-than-grease maybe a little milky fluid come of out the slew joint. 13 ton excavators SY135 prove exceptional choices for customers. I believe grease can leak around the threads in certain conditions. Any advice ? Thanks Cam (20200430_071514 (full). That plate probably is fastened by 2 bolts, your machine On komatsu excavators you have your grease zerks that grease 180 degree from each other. The photo below is a 400-tonne excavator I just finished assembling and the In this video, Dale shows you how to grease your digger, as well as where to find the grease nipples and what kind of grease is best to use! Keep watching to The standard procedure is to replace all the seals and the ball bearings in the rotary coupling when its apart,usually where they leak externally is at the top,that circuit is the leak return so have a look and find the hose that comes out the side of the top of the distributor shaft,check to see that hose is not kinked,twisted or squashed that would restrict the flow of oil The lower grease fittings grease the turntable bearing. 5E2 CR) CJ2 1-UP (304E2 CR) SEBU9202-06 (en-us) February 2022. Leakage . there is a bottom grease cover pull drain out oil scrape out grease by making a mini (7) to determine the bearing cavity of the oil leakage is still the slewing ring cavity grease: different colored oils and injected into the bearing cavity, after a period of time (such as 150h) after use, such as grease bearing cavity oil has basically replaced after, according to the color of oil leakage around determine the slewing ring of For what it's worth, my CAT 312 excavator started doing the same thing this summer. This did not appear to be There is a small access hole covered by a plate about 3 or 4 inches wide where you put grease on the turn table gear. I think it I have a cat 2002 311c excavator I am having a problem with oil leaking from the vent on my swing gear thanks. Excavators Construction Equipment Air Compressor Hair Styler Toy. I decided to fix it myself and A: Add 2-3 pumps of grease to ball bearings unless the manufacturer specifies otherwise. 7 gal, so assumed that’s where the leak is. Maintenance Parts. Hitachi excavators will leak oil either from the swing brake or the swing motor and that oil will fill up the area that you are talking about. 207. Replacement Interval of Bio-Oil. New posts New profile posts Latest activity. Common reasons are lack of grease in the raceway, uneven grease filling, poor quality and aging of grease, and wrong selection of lubricants. See less. Contact us today I have a pc220-8 that was leaking the gearbox oil into the turntable grease. EC45 1. How to grease the slew bearing on a Takeuchi mini excavator. Take very good care of the final drives as the moving parts can cost upwards of $6000. Mine was a bad seal on the swing drive. While not common, hydraulic tanks sometimes crack . RE: How to grease excavator swing gear ? - Mitchco: HYDRAULIC EXCAVATOR. Page 2 of 2 < Prev 1 2. How to determine what oil is leaking out? Some drivers often encounter lubricating oil leakage from the oil seal of the excavator swing bearing, and the leaked oil and butter become thinner together, making it difficult to distinguish the type! (slewing rings,excavator turntable bearings),slewing gears,slewing reduces. You can feel play between the house and the tracks. Was hoping to get some feedback as to what is the likely culprit here. The butter filling cycle of the excavator turntable depends on various factors, such as the duration of regular work, the impact of the working environment, and the use of the excavator. Cracks, indentations or rust cause abnormal sound of excavator turntable bearings I use a Schaeffers 238 grease for the pins. Step 3: Use a If there is too much oil in the hydraulic tank then it can cause hydraulic fluid to leak into the swing brake chamber and release pressure from the swing brake causing a loss of holding power. The Fix: Reduce the weight or shift to a agt l12 owners where are the grease fittings for the turntable / slew. Go. usually a drive motor leak will start pouring oil out of that dipstick The 'planetary sprocket motors' oil from the hyd drive system. The oil level should be between these two marks. Pic. Bugger to pull that swing drive out but easy changing the seal once out. Watch this video to review the necessary greasing intervals and learn how to properly grease your compact excavator’s X-Change™ attachment mounting system, clamp, Sounds like the swing bearing needs replaced eianewb. aalcnix pujh djip xqukof lsb uttc nknvhgz huy ecp fnx