Hi , I pressure at the back end SCV vhave a JD 6400 with hydraulic problems. The lower coupler port flow is restricted to 10 liters per minute (2.65 U.S. gallons per minute). He simply wiped the filter mesh with John Deere 6400 Tractor Problems. comes with loader and hay spear but no bucket. I didn't know there was a charge pump in them tractors? John Deere 6400 Hydraulic Screen . In case the system pump is noisy, check the oil level and refill as required. 18.8 gal/min. Male tip failures may be as a result of the internal poppet or ball stop being damaged or moving out of position. John Deere 6400 Tractors For Sale: 3 Tractors - Find John Deere 6400 Tractors on Equipment Trader. When the equipment malfunctions, you will need to troubleshoot to minimize downtime and interruption of activities. There is a power beyond block that can be added to the right hand side of the hydraulic valve stack on the rear of the tractor. Find parts & diagrams for your John Deere equipment. As you check the oil, make sure tha… Resolving the problem will involve checking whether the male hydraulic tip has failed or the female coupler is damaged. Jd 6410 Tractor Problems. Relief Valve Setting. 1. John Deere 6400 Hydraulic Troubleshooting Customer Service Hours 8am-12pm & 1pm -5pm M-F CST Phone: 331 200-5011 Hydraulic pump replacements for John Deere. 6400 John Deere Hydraulic Pump . John Deere 6400 Pto Problems. Possible reasons for this problem include an overloaded bucket, leaking cylinder seals, valve spool binding, bent cylinder shafts, and a damaged pump. 2018 JOHN DEERE 5100GN MFWD Tractor. If you notice that there are issues with the tractor hydraulics, there are several key areas you can troubleshoot to get the tractor running efficiently and effectively again. The oil was very milky looking. However, have two hydraulic problems. Hydraulic System Type. Joined: Aug 11, 2013 Messages: 15. Did they do any internal damage from the broken up components Tom? Tractor is equipped with PTO, Rear hydraulic remotes, 3PT lift, Comes with a nice Factory John Deere 640 self leveling loader. In addition to this issue, you may also notice that the Selective Control Valve has stopped flowing oil in either direction, with the hydraulic pump going to high pressure. tractor runs and shifts great. The pressure at the back end SCV valves is measuring 2200 psi when it should be 2900 psi. 09-03-2012, 01:26 PM #2. jd110. If there is no hydraulic system pressure, the hydraulic pump could be worn. John Deere 6400 4x4 CHA, with John Deere 640 loader, quick tach bucket, pwr quad, RH reverser, 2 remotes, new oil cooler, water pump, and loader cables, 16.9-38 rear tires, 12.4-28 front tires, 2nd owner, 7116 hrs. ... JD 6400 wiring Problems. For problems with the boom arms not rising or lowering correctly, it could mean that the gear pump is damaged. John Deere 6400 Troubleshooting When it is cold the hydraulics work good but … read more The John Deere brand is known for manufacturing sturdy tractors that deliver dependable performance. While some of these issues may be a result of minor problems that you can address on your own, others will require that you see a John Deere Dealer. First, the power steering wangs when I turn in one direction. Up for online auction is a John Deere 6400 cab tractor Equipped with right hand reverser and Power Quad Transmission. Backhoe issues also make it to the list of common problems. If you notice that there are issues with the tractor hydraulics, there are several key areas you can troubleshoot to get the tractor running efficiently and effectively again. I have driven a stoked up ex-RVT ex-demo 6400. In case the bucket does not tilt or tilts either forwards or backward too slowly, take time to check the axillary hydraulic handle. Small update. Sapphire Hydraulics, experts in agriculture equipment repair, offers a wide range of hydraulic services, with extensive experience in building, repairing, and engineering hydraulic equipment and machines. Buy now, request a quote online or contact us for more information. Please consider supporting us by disabling your ad blocker, John Deere Tractor Hydraulics Troubleshooting Guide, The 10 most valuable teams in Europe have never been relegated, The Unexpected Link Between Oral Health and Overall Wellness, How Apple Cider Vinegar Can Be Used For Immune Booster. Here are some of the common problems and possible causes. Mechanical: Chassis: 4x2 2WD : 4x4 MFWD 4WD: Steering: hydrostatic power: Brakes: hydraulic wet disc In case the system pump is noisy, check the oil level and refill as required. John Deere 6400 Lift Problems. You may also notice low hydrostatic charge pressure, a noisy system pump, low system pump oil flow, no system pressure, and a machine that creeps forward or reverses. In case you cannot fix the problem on your own, you should see a John Deere dealer for SCV coupler repair. Maximum System Pressure. Discussion in 'The Workshop' started by tommurphy73, Oct 21, 2017. tommurphy73 Member. The Rexroth pump was removed from the tractor and opened to find that one of the saddle bearings on the squash plate was damaged / partially missing. To keep your tractor hydraulics in perfect shape and working properly, you should work with a reliable hydraulic repair company. I figured I would see if anyone else has has this problem before seeking professional help. Some days I have no problems, but here lately it will not move when placed in any gear. To solve this issue, you should connect the hydraulic motor to a 300 Series SCV with a compensator valve to control pressure variation. The John Deere 6400 was an incredibly popular tractor in it’s day for the very simple reason that it was not a massive, powerful and very expensive model. For a better experience, please enable JavaScript in your browser before proceeding. ... Find John Deere 6400 MFWD Tractor for Sale . I have a John Deere 4440 that i put a new hydraulic pump on about 30 - 45 days ago and also put a new transmition in about 45 days before the hydro. For the female coupler, internal seal failure may cause the male hose tip not to open, causing female coupler failures. To effectively address tractor hydraulic issues, it is important to be aware of the common problems you can face. pump. As you check the oil, make sure that the reservoir air vent cap is plugged. Not sure where the missing pieces have gone to :) I will send on a photo of the bearing later. 1291 TIPTON, CA. 2017 JOHN DEERE 5100GN MFWD Tractor. The John Deere 640SL front end loader also has a bucket width of 1.54 m (61 inches) but has an increased breakout force when compared to the others of 2360 kg (5205 lbs). Others include poor hydraulic performance, excessive machine vibration, the machine does not move when the engine is running, three-point hitch fails to lift, three-point hitch lifts slowly, three-point hitch does not drop or drops slowly, and three-point hitch drops too fast. The owner drained the hydraulic oil and pulled the filter. John Deere 6400 Transmission Problems. John Deere 6400 Review . With the different tractor models under the brand, customers have a wide range of options, a factor that allows them to choose the best heavy-duty farm equipment for their needs. 2017 JOHN DEERE 5100GN MFWD Tractor. john deere 6400 hydraulic problems - posted in Tractor Talk: I have a 6400 tractor that seems to have developed an issue with the hydraulics, no power on the loader, will hardly lift anything where before it almost seemed like it was too strong. Hello, I have just purchased a JD 6400 which has some fire damage. Consult your John Deere dealer for this problem. Check the relief valve to see whether it is partially left open and close it in case it is open. John Deere Tractors Discussion Board: 2440 Hydraulic Problem [ Expand] [ View Follow Ups] [ Post Followup] [ Return to Forum] Posted by FrankT on July 31, 2004 at 07:28:12 from (209.163.103.53): I have an older JD 2440 that runs great. 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