Lack of eater or coolant can also cause this. Common Problems of the Bobcat 3400: 1. Your just checking every crazy thing that could be a problem. Was wondering if there is anyone willing to talk me through this process. Repair them if there are any. While this is a good thing since it allows for a smoother ride, tires with too much air can reduce the tractors balance. Heres a quick rundown of the major pros and cons. The machines are powerful, versatile, and built to last. When filters become clogged something that happens regularly with some of the models the hydraulic will mix with the gear oil. However, the good news is that according to reports, no actual fire explosions or injuries occurred. If the valve fails, the engine has no way of responding to commands to move rail pressure up or down. The previous owner just told me to start it with the air bleed screw open and gradually close it as the engine clears. On the other side, white smoke can indicate a blown head gasket. Apart from the problem of hard surfaces, the tires wear out rather quickly. When removing injectors, the o-rings can sometimes get stuck in the rail. I lifted the canopy to get to things and see things better. If the fuel rail loses pressure due to a clogged filter or other reasons, the engine wont get the fuel supply. After starting it ran well for about 15 minutes or so and then began to repeat the power loss symptom, I jumped out, opened the back door and fiddled with the rear pipe while the engine was running.the engine came good. If someone could explain how the 743 fuel system works I would much appreciate it. If you do not, your IMV may be bad or wiring to the IMV may be compromised. Engine issues, hydraulic pump issues, contaminated fuel all of these are the common problems. So keep the skid steer under regular maintenance and enjoy long-time service from it! Hopefully someone here might be able to help me in the right direction. If there is an open or short circuit in the glow plug, it can cause the engine to be defective. I cant check until about another week, the machine is on my country block..I'll see how I go. This process looks fairly similar for each fuel system so let's get started. There can be other parts or components involvement causing this shifting trouble too. Also, the service light turning On can indicate the bad switch, sensor, or 4WD linkage. Pinouts. One particular user even mentioned that he was constantly having gear shifting issues and he even experienced very rough shifts when the gear originally shifted. The company initially received several consumers complaints about the 2015 Bobcat 3400 UTV models. The company immediately got involved to investigate thoroughly. The joystick controls commonly breed some problems. There is a small hose that goes to number one injector tap off line. Diesel Fuel Injectors: 12 Months Unlimited Miles/Hours . The most obvious reason can be the bad, broken, or loose drive belt. Youll get these error codes easily on the internet. Unfortunately, being able to access readily available spare parts for many Bobcat tractors can be quite challenging. Definitely not the Bobcat brand that we have owned for years. Never do this. It can happen when the ECU loses the connection or contact with the Transfer case actuator motor or the front different actuator. While other tractor brands work to make stores available in many parts of the country, Bobcat still has a long way to go in addressing this challenge. for News, Products & Specials, Troubleshooting Bobcat Doosan D18 | D24 | D34 Fuel Systems. I'm not sure what you mean by the 'elbow to the tank'. Page 1 of 2 1 2 Next > siedow0621 Member. Thanks for all the advice. So wear gloves and safety goggles while performing this check. If you are new to forums we communicate with "Threads", please search our threads to see if your topic may have already been answered and if not then click "Post New Thread" in the appropriate forum. So keep them under regular maintenance. Some users who drive the Bobcat tractors on concrete, asphalt, and other types of hard surfaces discover a common problem. Based on several consumers reports, the 2012 version Bobcat 3400 gas UTV models have issues, such as engines starving for fuel, stalling, missing, and even engine misfiring or backfiring. Big snow chains on front tires only: is there slip between front and back wheels to allow for the now larger dia front tire. Next, you will need to pull off the top cover that sits underneath the fuel lines. These two are some common symptoms of your bobcat t590 failures. 721 Bobcat Injector Pump Shimming Gaskets, Problem with joystick buttons Bobcat S175. We work with a lot of Doosan's D18, D24 and D34 engines which are commonly used to power skid steer loaders, excavators, track loaders, tow compressors and toolcats. If you do not check this box, your product will not ship until Diesel Pro receives a qualifying core. While researching and going through several online reviews, articles, blogs, and user forums to see how the consumers feel and react after owning the Bobcat 3400 UTV model, I discovered that most users are quite satisfied with their experiences. SPONSORED. Another common issue for drive motors is clogged case drain filters. Type above and press Enter to search. This will allow all of our members to see your question and give you the best chance to be answered. And this can lead to a total shutdown of the tractor in some cases. This compact track loader is exceptionally well designed and has impressive features. Generally, when the four-wheel-drive lights are on, it indicates that the drive is engaging correctly. Makes sense. Diesel Pro has developed an 8-step testing procedure to electronically simulate the on-engine conditions on our test equipment. If you fail to do this, the filter can get clogged and defective resulting in contaminated fuel and faulty engine performance. Inside the tank is a 1/4" ID vinyl tube ending in a steel screen assembly with a check valve to keep fuel from returning to the tank. Right now the post is the last one on page three if you want ot search that way. Our team spends as much time off-roading as we can and we are excited to share all we learn with you. One particular 2012 Bobcat UTV user mentioned that he was encountering all those earlier mentioned symptoms. Bobcat tractors rank among the highly-rated tractors in the market. Please review the return policy for complete core refund details. Check for any fuel leaks. Also, note that experts suggest engaging and driving the four-Wheel Drive for a while once a month to keep it clean and active. Bobcat t590 is one of the greatest additions of them. Thats why the users are also happy with this track loader. Another necessary check is the leaks or poor fits in the hydraulic lines. However, it is usually best to dig deeper to discover likely issues that may crop up if you choose to buy one of these tractors. 5 Most Common Problems with Tracker 800SX, 6 Most Common Problems with Can-Am Maverick Sport, 5 Most Common Problems with Polaris Ranger 66. Then comes the hydraulic pump. The 7275454 Fuel Injector is a trim coded injector. If the return fuel is blocked, pressure increases in the injection pump. for the D24, D34 and D18 engines. I have covered the possible solutions as well - . Checking this box adds a Core Charge to the product. The Bobcat 3400 UTV model is no exception ensuring the perfect balance of power, quality, performance, and reliability. It may sit for several months without use. The problem can lie in any of these components or even all of them can become faulty. 9. Ultimately, it enhances your site productivity. And this can lead to a total shutdown of the tractor in some cases. We sell a wide range of parts including the entire fuel system kits for the D24, D34 and D18 engines. I opened the air bleed screw and managed to get the engine running, lots of black smoke, as the engine improved I gradually closed the air bleed screw.ran well. The machines have their strengths and weaknesses just like any other tractors from other brands. As we spoke about the injection pump and rail pressure earlier, the fuel injectors can also bleed rail pressure. Increased Fuel Consumption. High-pressure common rail fuel system is an advanced fuel injection design that regulates fuel pressure and injection timing. To bleed it, you open the bleed screw, squeeze the hand primer till you can feel that there all the bubbles are gone. If you are interested in having us test your injectors, give us a call. Regardless of whether you are cleaning or replacing the injector, we recommended using a new o-ring seal, just make sure you put lubricant when placing a new o-ring. For a better experience, please enable JavaScript in your browser before proceeding. The bucket fails to tilt and lift when the pinouts on your loader's harness plug are not compatible with the bucket. There may be several reasons why you might need to remove an injector. Carefully ensure that the hex allen head is fully seated in the nut of the bolt. The bobcat cranes are best known for heavy-duty operations. Thank you for joining Heavy Equipment Forums! Please remember that unless you need to take out all 4 of the injectors, we recommend only removing the ones necessary to prevent damaging fuel lines. The reinforcements made on the tires were probably designed for specific types of surfaces. Removal of this seal will void any warranty. We work with a lot of Doosan's D18, D24 and D34 engines which are commonly used to power skid steer loaders, excavators, track loaders, tow compressors and toolcats. It appears to be a gravity fed system somehow. These tires spread the weight of the tractor evenly over a large area to increase balance. Joined: Dec 15, 2009 Messages: 20 Location: minnesota. If you have any problems getting back online contact me through Facebook Messenger on the Facebook HEF page. In many cases, owners will spend time, effort, and money on repairing the motor, but the problem will persist. Is there anything on the end of the fuel line in the tank? The error codes help you to identify the cause of the problem. Refer back to the injector hold down clamp. Well, guessing that the main culprit can be the primary or secondary clutch was not entirely wrong, but you need to be sure first before you actually take the action. Both the injectors and the injection pump are highly vulnerable to poor fuel quality, contamination, or foreign debris. The fuel just runs back to the tank with the bleed screw open, close it then start the machine. Before you decide on any plan of action please read this article. Diesel Fuel Injection Pumps: 12 Months, Unlimited Miles/Hours The switch or glow plug relay can need replacement too. Bobcat Tractors are among the top compact utility tractors currently on the market. (Explained for Beginners), The tractors are economical in the long-run, Versatile machines, useful for construction, landscaping, and farm works, Possible charge pump and drive motor issues, Tires may be problematic on some surfaces. Find the one about timing the LS180 etc and click on the link to open the pdf file. Another possible reason behind this shifting trouble can be the belt when you do not have an OEM belt. When this happens the rubber primer bulb in the fuel line . Refill the fuel tank with the right amount of diesel. The fuel systems on the Bobcat 1.8L & 2.4L Tier 4 diesel engines are high pressure common rail by Delphi. Questions about fit? Then raise the cab of the loader, locking it in place with the cab shock lock. Return fuel passes through the fitting to return to the fuel tank. Visit us at www.4tetradgroup.comTo schedule a consultation: https://www.4tetradgroup.com/consultationshttps://www.4tetradgroup.comhttps://www.tetradcycles.comhttps://www.instagram.com/tetradgroupllc/https://www.instagram.com/tetradcyclesCheck out our new podcast where we discuss Bobcat and other compact construction equipment. Black smoke gets extracted when the engine doesnt receive enough air. Make sure to remove the cover before removing the injection fuel lines. Here are 4 common problems of bobcat t590. A quick check you can do with the injection pump is to connect a scanner to the equipment and monitor desired vs actual rail pressure. If they respond slowly, safety switches can be at fault. Discussion in 'Skid Steers' started by siedow0621, Dec 16, 2009. Or you may be experiencing some issues with your machine and need to test your injectors to determine if they are faulty. Warbird does Cat make a switch for the pattern changer on their machines or is it just left joystick operates machine and right joystick operates loader/bucket. Sometimes I can coax it back into life with plenty of cranking and gradually raising the revs, but the result is always short lived. I might get 5 minutes out of it, sometimes a little more, 10-15min. $69.99. Now that the hold down clamp is removed you can detach the injectors safety lock and unplug the injector. It can happen when too much fuel gets injected into the combustion center. Refill the fuel tank with the right amount of diesel. . The Fuel injectors for the Bobcat Doosan D24 and D34 engines are high pressure common rail by Delphi. This component tends to develop fault rather too frequently in some Bobcat tractors. If you do have any questions about anything related to removing an injector or about our. The tractor tires do not last as long as expected. According to most customers, the Bobcat T590 is a great compact track loader for loading and unloading tasks. 1. This did work when I ran it dry. It is common to hear users inquiring about how to locate stores selling Bobcat tractor spare parts. Bobcat recommends replacing the fuel rail when customers have an issue with contamination. This article will discuss how to troubleshoot the common Bobcat t590 problems. Make sure the wires from the joystick to the hydraulic pump and actuators are connected. Is this rear pipe the problem? With the things you've described, most likely failed lift pump. Thank you! Following these guidelines will help make this the best resource for heavy equipment on the net. You may also want to check to see if there was gasoline put into tank. If they still dont respond, replace the joystick control circuit hoard. My problem is I need the all wheel steer during the construction season, otherwise I'd never buy a Bobcat again. How to troubleshoot a fuel injector and how to change a fuel injectorContact us for questions or concerns atwww.4tetradgroup.comTo schedule a consultation: https://www.4tetradgroup.com/consultationshttps://www.4tetradgroup.comhttps://www.tetradcycles.comhttps://www.instagram.com/tetradgroupllc/https://www.instagram.com/tetradcyclesCheck out our new podcast where we discuss Bobcat and other compact construction equipment. The reason for this is there is no great way of cleaning the fuel rail. Does it have a pickup filter of sorts? It can even lead to a total breakdown of the tractor. Rough Idle. 12K views 1 year ago #bobcatrepair #bobcat #howididit Bobcat Doosan common rail fuel injection pump teardown and a look at how it works. While this may work in a few cases, it is only a temporary solution and will ultimately lead to more problems. However, just like any other top vehicle, Bobcat 3400 also has its downsides, which leads the customers or owners to experience some common troubleshooting issues. Engine oil level is insufficient - Check and refill engine oil. Here are 4 common problems of bobcat t590. I haven't experienced any noticeable difference in power between the new and old. There shouuld be a pickup screen with a one way valve in the tank. Select Common Rail Injectors: 24 Months, Unlimited Miles/Hours This is how to do it. Fuel contamination is the leading cause of failure, If you are experiencing rail pressure codes or problems, it is most likely an issue with your injection pump or injectors, Keep the fill area on your equipment clean and free of debris, Change the fuel filter regularly to keep your fuel as clean as possible, Excavators: E32, E35, E42, E45, E50, E55, E85, Skid Steer Loaders:S450, S510, S530, S550, S570, S590, S595, S630, S650, Track Loaders:T450, T550, T590, T595, T630, T650. The continuous deterioration of the charge pump leads to the motor becoming weak or the tractor beginning to tilt to one end. Bobcat, the North Dakota-based American company, is the world leader in the compact equipment industry and offers the highest quality utility vehicles that ensure superior toughness and reliability. The fuel system is very simple. Some also claim that after a further investigation, they found out they do not have a dirty or clogged fuel pump and still have this commotion on their vehicles. So, to confirm it check whether the secondary clutch is spinning at idle or not. Bobcat No Start, Troubleshooting Fuel System and Replacing A Fuel Injector in the Bobcat D24 engine HowIDidIt 13K subscribers Subscribe 34K views 1 year ago #bobcatrepair #bobcat #howididit. But before you tear into the injection pump assembly, one other common problem with Bobcat machines is the strainer on the end of the pickup tube is clogged. This means that the tires will still have a shorter lifespan if used on surfaces they are not designed for. The first post is a list of all the repair posts in that thread. Today it started, ran for about 1 minute and died. The last one goes back to the fuel tank. I should also say that the tank did run empty at one stage, never had problems before that, possibly there is air in the system disallowing fuel to be pulled through. Atart at one end and remove from the inejctor and pump. In such situations, you can do a couple of things, such as adjusting the sheave width on your secondary CVT to get proper belt diversion, or you can simply replace the belt. There are about 10 screws that go around the cover. Keep in mind that the pinouts are model-specific, so check the Bobcat loader's manual to determine the compatible pinouts. I believe it's the injectors, either need disassembled and cleaned or replaced all together. That would let it run for 10 min or so and then power out. Lastly, remove the hose connected to the fuel return valve on the injection pump. I replaced the fuel water separator already. Always fill the tank to the recommended level. The first unit had issues at 2600 hours but was repaired under warranty from Bobcat but failed again at 3800 hours. This can cause some serious problems with the tractors engine. As a result, driving up to a precise point at a low range or reverse becomes extremely difficult. on how to clean your injector at home. I have a 2015 bobcat t590, after warmup (about 15 minutes of work) the engine stalls, and then I get code e0005703. Thats because the clogged filters will push the hydraulic into the motor and mix everything up. You are using an out of date browser. bobcat 843 injector pump Yesterday's Tractors Forum Index > Crawlers, Dozers, Loaders and Backhoes Jump to: TRACTOR PARTS TRACTOR MANUALS We have the parts you need to repair your tractor - the right parts. I'm not familiar with diesels, so gradually trying to work things out. Bobcat Doosan engine no start condition. Indeed, there are tons of positive reviews about Bobcat tractors, and these are mostly true. Please accept the core charge before adding to Cart. This isnt the case with faulty charge pumps. https://spotifyanchor-web.app.link/e/jY1o8cQ3Xwb#bobcatrepair #howididit #bobcat The pump applies high pressure to fuel (22,000 " 34,000 psi) The common rail stores pressurized fuel The injectors deliver fuel to the engine Fuel injection pump . You will likely need to log in when the update is done so make sure you have that information available before we shut down. We can test them, Excavators: E32, E35, E42, E45, E50, E55, E85, Skid Steer Loaders:S450, S510, S530, S550, S570, S590, S595, S630, S650, Track Loaders:T450, T550, T590, T595, T630, T650. And according to reports, this complaint was not only about the 2015 versions, but also included the 2018 versions. Next, you will need to get access to the injector hold down bolt. 6672405 6687911, 3X Fuel Injector Compatible With Bobcat 428 463 553 S70 S100. Still, you may face some of the problems that I have discussed in the article. This is why an honest review on an independent, trustworthy website like this one is usually a good first step. This pipe seemed quite loose, so before attempting to start the engine, I cut a small piece off the end and used a new clamp. This procedure will lessen the chance of trapping air in the filter. There is a 12 month unlimited hours warranty on this fuel injector. Next, remove the hold down. Now go ahead and remove the fuel line on the injector that you need to replace by unscrewing both caps on each end of the fuel line. Bobcat T750 Won't Start, Fuel Starvation, Fuel Pickup Tube Repair Step-1: Check Fuel Related Issue Step-2: Check Your Fuel Pull Solenoid Step-3: Make Sure That Your Tank Gets Sufficient Fuel Supply Step-4: Look At The Lift Pump Step-5: Clean The Whole Engine Area Step 6- Fix The Issues Bobcat T750 Lift And Tilt Not Working: 8 Simple Steps To Fix It If your filter gets clogged, the hydraulic fluid backs up into the motor which causes high pressure. They are left with only one quick option, and thats using improvised methods in an attempt to fix the problem. Click on My NH repair etc. But sometimes you need to replace the whole system, which costs a lot. In that meantime, corrosion has already built against the parts and the actuator which are responsible for engaging. I used the hand pump to feed fuel into the glass bowl. Additional OEM Bobcat Part Numbers: 7275454REM, 7334032, 7030364, 7334032REM. This process looks fairly similar for each fuel system so let's get started. Hydro-lock, which can lead to catastrophic engine failure. You will need to remove each rubber cap. Turbochargers: 12 Months, Unlimited Miles/Hours Have you checked your air filters too? Therefore, the best thing to do is to test the fuel pressure with a tester. The bearings will most likely slip into the oil puddles and cause internal damages. If you are working in a dusty ambiance, the replacement should be more frequent. There is a 12 month unlimited hours warranty on this fuel injector. Purchase your parts from us today or reach out if you have any questions. You will need to start by removing the airbox to get access to the injectors. A common issue with the Bobcat tractors is the charge pump or leaking brake seal. For instance, E005324-04 ECU alludes to glow plug failure. I was stuck out in the open with a pile of logs in the bucket. D18 & D24 Injectors: 7275454 FUEL INJECTOR Restore performance to your Doosan Bobcat D18 and D24 Tier 4 diesel engine with the brand new 7275454 Delphi fuel injector. If the fuel cannot flow properly from the tank to the fuel injector, the engine will lose its ability to run powerfully. Choosing a selection results in a full page refresh. Bobcat 3400 UTV model is a formidable competitor, which comes with a continuously variable transmission or CVT for dealing with the toughest jobs, where other UTVs cannot even attempt to perform. Sometimes, it can also happen when your fuel system and electrical wiring or terminals covers with an excessive volume of corrosion and external debris. Required fields are marked *. The fuel control valves in these injectors are very small and any amount of debris in the injector can get lodged in the control valve and cause problems. If the 743B used the same engine as the 743 there should be a lift pump mounted on the side of the injection pump housing. Diesel Pro can test your injection pump. The fuel system easily gels up in colder weather. Why Should I replace all six of my DD13 or DD15 Fuel Injectors? You have a pickup tume in the tank, it goes through the hand primer then to the filter. Many owners who live far away from major towns and cities cant easily access repairs for this frequent problem. Whether you need to clean the injector, take it to a dealer, or replace it, it's a fairly simple process to remove a fuel injector from a Doosan Bobcat engine. Once all screws are off, remove the cover. (You must log in or sign up to reply here. Problem With The Electronic fuel injection Or EFI Based on several consumers reports, the 2012 version Bobcat 3400 gas UTV models have issues, such as engines starving for fuel, stalling, missing, and even engine misfiring or backfiring. Bobcat t590 is designed to be durable with minimal maintenance. Its the perfect example of a well-built and well-equipped machine that lets you smoothly complete even the most demanding job. And when he pulled out the fuel pump to inspect further, he surprisingly found no leakage or any other issue on his fuel pump, and the pump also looked perfectly clean. There are safety switches throughout various panels and the drivers seat. Start by grabbing an 8 millimeter socket wrench and remove each screw placed around the cover. However, a faulty charge pump can also contribute to the final failure of the motor drive, although it starts on its own. Engine overload - Load reducing is recommended. See our core policy by clicking return policy at the bottom of the page. You can maneuver it through tough terrain without thinking about overheating. But after some time, he noticed that gradually it started to take a few revs above idle to get the clutches for shifting. Or you may be experiencing some issues with your machine and need to test your injectors to determine if they are faulty. I have been on several different equipment forums and have seen people saying basically these two things. What I also found was a second fuel or air line coming from the tank and fitting onto a small pipe at the rear of the engine on the injector rail I guess its called. Give us a call with your Bobcat equipment serial number. 2023 UpHomely by ISEE PUBLISHING STUDIO. Remove the nut on the top of the injector, the . Thankfully, Bobcat provides a solution to this problem by designing reinforced tires that can withstand hard surfaces. At one time, the engine completely refused to start, even the next day. You will need to remove the hold down clamp and the bolt. Open the cap on your fuel tank. , you can also contact us at contact@expertdieselparts.com. So you should know them. Fuel system can't keep up with the demand and constantly needs fuel filters to get through a storm. You might have to further loosen it up by moving the injector to remove the hold down bolt. 2. Three years ago I was having a problem with 743B with the Kubota V1702 engine wanting to sputter, and die out on me. If your compression is good, it would be worth getting your injection system done. Additional OEM Bobcat Part Numbers:7275454REM, 7334032, 7030364, 7334032REM. You are using an out of date browser. Some tanks also have a filter in the bottom of the tank. But they are not without a few drawbacks. An introduction to the Detroit Diesel DD13 and DD15 Fuel System. Despite all these features, Bobcat 3400 still has some technical downsides because of which consumers can encounter some common issues while riding this. And this is common with tractors that are used for lots of work. All connections should be secure properly for the steering to respond. If no water in the fuel, turn the fuel back on and then retighten the filter. Remove the 3 clamps on the injector tube lines. Sometimes, the steer doesnt respond at all. Fuel Rail: When the fuel system becomes contaminated with metal or other debris, chances are this debris will settle into the fuel rail. This also causes the hydraulic fluid and gear oil to mix which can cause additional problems. In some cases, users have reported their not-so-pleasant experiences with the bearings. Step 1. Also, check the entire fuel system thoroughly and clean up the fuel system and all electrical connections, if required. The brand also has good financing options for users who cant afford an outright payment. While operating, the engine seems very good, plenty of power, good idle etc. bobcat 773 injection pump. I can restart the machine after waiting a couple hours. Thats because the fuel cannot flow due to the clogged filter eventually resulting in the power loss of the loader. If the engine cranks but doesnt start, either the fuel system or the glow plugs are at fault most of the time. We welcome you to register using the "Register" icon at the top of the page. It happens when the air filter is dirty or gets completely clogged.