If you are working in a dusty ambiance, the replacement should be more frequent. The banjo bolt (Item 1) [A] located on the injection pump may be dirty or plugged. You will need to remove each rubber cap. Please review the return policy for complete core refund details. Contents hide Fuel gauge not working Excessive black smoke on the right side of the engine Cylinder #5 misfire code P0305 Two wires on the injectors run back to a harness The connector had been cut and part of it was missing The fuel gauge shows empty when it has a full tank Do not forget to check on your pressure gauges condition and replace it if needed. The brand also has good financing options for users who cant afford an outright payment. Despite all these features, Bobcat 3400 still has some technical downsides because of which consumers can encounter some common issues while riding this. (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. The appearance may be different than you're accustomed to but we will work on restoring things as closely as possible. Next, remove the hold down. This procedure will lessen the chance of trapping air in the filter. Does anyone know if Bobcat has started to use these fuel recirculation systems on the newer machines ? These pumps are very expensive and this might help. for News, Products & Specials, 7249380 | Reman Fuel Pump fits Doosan Bobcat D18/D24, 7256772 | Delphi Fuel Metering Valve Fits Doosan Bobcat Tier 3/4, 7030409 | Genuine Delphi Fuel Rail fits Doosan Bobcat D24, 7275454 | Delphi Fuel Injector fits Doosan Bobcat D18/D24, Feel confident purchasing from a company who has been in the fuel injection business since 1985, Not sure whether your injectors are bad? Both the injectors and the injection pump are highly vulnerable to poor fuel quality, contamination, or foreign debris. Here are a few tips to help you get your Bobcat equipment up and working the way it should be. What this means is having the trim code loaded into the Bobcat equipment ECM is important for proper engine operation. Please accept the core charge before adding to Cart. But they are not without a few drawbacks. **Note: Unless otherwise stated, no labor warranty included**, Join Our Mailing List You may have to loosen the injector with help from a wrench. However, just like other machines, you can face some problems with this one also. There is a bleed screw that is on the pump where the fuel line connects. Unlike other fuel systems, Delphi and Bobcat dealers recommend folks not to remove every fuel line in order to prevent potential contamination or damage to all of the fuel lines. I might get 5 minutes out of it, sometimes a little more, 10-15min. If the fluid level is high or low, it wont be able to provide the expected performance. When this happens the rubber primer bulb in the fuel line . I was stuck out in the open with a pile of logs in the bucket. Once loosened, remove the bolt and place it to the side. I have an older 543 Bobcat that I use occasionally around the house for landscaping and repair. So keep them under regular maintenance. 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. When a technician sees the codes, they can identify the faulty circuits and know the main cause by further inspection. Join Our Mailing List Our team spends as much time off-roading as we can and we are excited to share all we learn with you. Carefully ensure that the hex allen head is fully seated in the nut of the bolt. 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. That would let it run for 10 min or so and then power out. I believe it's the injectors, either need disassembled and cleaned or replaced all together. If you replace the injection pump or injectors and do not replace the fuel rail, there is a chance the debris sitting in the rail from a previous failure will once again be introduced into the components which were just replaced and cause premature failure. Is there anything on the end of the fuel line in the tank? Following these guidelines will help make this the best resource for heavy equipment on the net. 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. So wear gloves and safety goggles while performing this check. The bobcat t590 comes with a rear mount diesel-run engine. Engine overheats Lack of engine coolant - The cooling system needs to be refilled and checked for faults. Required fields are marked *. Regardless of these problems, Bobcat tractors are mostly reliable. So you need to check each of them. If you do have any questions about anything related to removing an injector or about our parts, you can also contact us at contact@expertdieselparts.com. To bleed it, you open the bleed screw, squeeze the hand primer till you can feel that there all the bubbles are gone. thanks for any help. The bobcat cranes are best known for heavy-duty operations. The machines are powerful, versatile, and built to last. Bobcat Doosan engine no start condition. Three years ago I was having a problem with 743B with the Kubota V1702 engine wanting to sputter, and die out on me. The previous owner just told me to start it with the air bleed screw open and gradually close it as the engine clears. While this may work in a few cases, it is only a temporary solution and will ultimately lead to more problems. And thats because a weak charge pump may disguise as a problem with the motor. There are safety switches throughout various panels and the drivers seat. The bucket fails to tilt and lift when the pinouts on your loader's harness plug are not compatible with the bucket. One of the major issues with Bobcat tractors is difficulty in getting parts, especially for rural dwellers. The next time it begins to stall, don't let it die completely, try pumping the primer bulb and see if it continues to run. 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. Also, check the entire fuel system thoroughly and clean up the fuel system and all electrical connections, if required. Another necessary check is the leaks or poor fits in the hydraulic lines. When removing injectors, the o-rings can sometimes get stuck in the rail. It's 2 easy checks and could save some grief. They are left with only one quick option, and thats using improvised methods in an attempt to fix the problem. Our technicians expect the update to take up to 24 hours due to the size of our files. The first unit had issues at 2600 hours but was repaired under warranty from Bobcat but failed again at 3800 hours. Was wondering if there is anyone willing to talk me through this process. So keep the skid steer under regular maintenance and enjoy long-time service from it! Replace the battery in this case. There is a small hose that goes to number one injector tap off line. But sometimes you need to replace the whole system, which costs a lot. 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. Free shipping. Sometimes, the steer doesnt respond at all. If you are interested in having your pump tested, give us a call. The last one goes back to the fuel tank. Indeed, there are tons of positive reviews about Bobcat tractors, and these are mostly true. He even noticed notably low hours while having those issues. https://spotifyanchor-web.app.link/e/jY1o8cQ3Xwb#bobcatrepair #howididit #bobcat Tazza said: There shouuld be a pickup screen with a one way valve in the tank. Usually a bad or failing fuel injector will produce a few symptoms that can alert the driver of a potential issue 1. The fuel injection system is a major area of focus for advancement towards clean operating diesel engines. On the other side, white smoke can indicate a blown head gasket. There may be several reasons why you might need to remove an injector. There can be other parts or components involvement causing this shifting trouble too. Hi folks. The company immediately got involved to investigate thoroughly. 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. Another common issue for drive motors is clogged case drain filters. 12K views 1 year ago #bobcatrepair #bobcat #howididit Bobcat Doosan common rail fuel injection pump teardown and a look at how it works. The Fuel injectors for the Bobcat Doosan D24 and D34 engines are high pressure common rail by Delphi. Next, you will need to pull off the top cover that sits underneath the fuel lines. Step 2. This is most probably the only major issue that happened to the Bobcat 3400 series. One of the most common problems we hear about is equipment where fuel has been contaminated and contamination has moved to the fuel injection pump, the fuel rail, and the fuel injectors. If you have any problems getting back online contact me through Facebook Messenger on the Facebook HEF page. Perhaps you are looking at doing some maintenance work on your parts in which you should also review this guide on how to clean your injector at home. Bobcat is one of the major manufacturers of skid steer or track loader for the last 50 years. Before you go off and get your injectors and pump repaired, i would check your valve clearance, then do a compression test. So you should know them. In some cases, the charge pump can become weak. The fuel systems on the Bobcat 1.8L & 2.4L Tier 4 diesel engines are high pressure common rail by Delphi. Regardless of how durable and well-built a tractors components and parts are, they will eventually break down and need replacement. Scloll down until you get to the skid loader section. Symptoms of Leaking Fuel Injectors: Hard Starting when engine is hot. Fuel Rail: When the fuel system becomes contaminated with metal or other debris, chances are this debris will settle into the fuel rail. on how to clean your injector at home. Repair them if there are any. 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. As a result, he was forced to shut down the engine and had to rock the engine in order to free the clutch so that the gear shifter can start shifting. Because the pinhole leaks are apparent when the systems fluid is under pressure. Related Article:Are Bobcat Tractors Any Good? To make things worse, many of the tires featured on some of the tractors models are typically flat. Diesel Pro can test your injection pump. All connections should be secure properly for the steering to respond. 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. If someone could explain how the 743 fuel system works I would much appreciate it. Experiencing similar fuel filter problems here in Massachusetts. The first post is a list of all the repair posts in that thread. Another possible reason behind this shifting trouble can be the belt when you do not have an OEM belt. I have been on several different equipment forums and have seen people saying basically these two things. 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. 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. On the other hand, if the harness has continuity, it's suggested to tighten up its plugs. Diesel Fuel Injection Pumps: 12 Months, Unlimited Miles/Hours Fuel system can't keep up with the demand and constantly needs fuel filters to get through a storm. Once the cover is removed you now have access to the injectors hold down assembly. Diesel Fuel Injectors: 12 Months Unlimited Miles/Hours There is a 12 month unlimited hours warranty on this fuel injector. See our core policy by clicking return policy at the bottom of the page. Modern View Forum powered by 2001, 2005 phpBB Group Affiliate disclosure: As an Amazon Associate, we may earn commissions from qualifying purchases from Amazon.com. The joystick controls commonly breed some problems. If the injection pump is failing or has failed, the engine may not start or run but with low power. 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. Opened the back door, removed the fuel line where it meets the motor, no fuel there. Engine issues, hydraulic pump issues, contaminated fuel all of these are the common problems. The injectors will bleed rail pressure through the fuel return or could even have a nozzle stuck open (less common). 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. If this is the case you just need to clean or replace the filter. 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 more members that join, the bigger resource for all to enjoy. Today it started, ran for about 1 minute and died. I replaced the fuel water separator already. I'm not a diesel mechanic by any means but I'm also not a moron so I don't see any reason why I can't figure it out with a little guidance. However, a faulty charge pump can also contribute to the final failure of the motor drive, although it starts on its own. We have talked a lot about diesel fuel injectors in some of our other blogs, but today we are going to go over how to remove a diesel fuel injector from a Doosan Bobcat engine. Step 1. Replace the head gasket to solve this. 10. While operating, the engine seems very good, plenty of power, good idle etc. 6672405 6687911, 3X Fuel Injector Compatible With Bobcat 428 463 553 S70 S100. The reinforcements made on the tires were probably designed for specific types of surfaces. First, you will need to loosen the bolt. I assume it must pressurize the tank so fuel can flow, or something, I'm not sure. Oil thinning, which can lead to catastrophic engine failure. It is common to hear users inquiring about how to locate stores selling Bobcat tractor spare parts. Have someone turn the key on with the engine off and press the accelerator pedal all the way to the floor and hold it there for about 10 seconds. Give us a call with your Bobcat equipment serial number. If the valve fails, the engine has no way of responding to commands to move rail pressure up or down. You should feel a small vibration when the IMV is energized. Removal of this seal will void any warranty. Some users who drive the Bobcat tractors on concrete, asphalt, and other types of hard surfaces discover a common problem. This product has a refundable core charge. The most obvious reason can be the bad, broken, or loose drive belt. Return fuel passes through the fitting to return to the fuel tank. The continuous deterioration of the charge pump leads to the motor becoming weak or the tractor beginning to tilt to one end. Make sure to remove the cover before removing the injection fuel lines. Additional OEM Bobcat Part Numbers: 7275454REM, 7334032, 7030364, 7334032REM. Right now the post is the last one on page three if you want ot search that way. It has the highest lifting height in the 500 series. 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. It happens when the air filter is dirty or gets completely clogged. Some people overfill it and think it will work better. https://spotifyanchor-web.app.link/e/jY1o8cQ3XwbAmazon Affiliate Links:Injector Leak Tester https://amzn.to/3oV4yJvMy cool orange gloves https://amzn.to/3oU0qtk#bobcatrepair #howididit #bobcat bobcat 773 injection pump. The injectors also have a rubber cap over it. After that, check your primary clutch whether it sticks a little off the throttle and jerks back, which can cause penetrating clutch weights or wasted bushings. The fuel just runs back to the tank with the bleed screw open, close it then start the machine. If you do have any questions about anything related to removing an injector or about our. Heavy Equipment Forums is scheduled to go offline at 6:30am Eastern Sunday March 5th for an extensive software update. Once all screws are off, remove the cover. However, some have also mentioned the problems, which I have already discussed earlier. A common issue with the Bobcat tractors is the charge pump or leaking brake seal. Here are 4 common problems of bobcat t590. The inlet metering valve is responsible for metering rail pressure on the Bobcat D24 and D34 diesel engine. 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 The pipe does seem a little too large for the fitting though, so doing it up tight wasnt easy, especially at the back where it was hard to get to. The Fuel injectors for the Bobcat Doosan D24 and D34 engines are high pressure common rail by Delphi. Have you checked your air filters too? Read on to learn more about the common problems of these otherwise great tractors. 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. Things can even get worse if there is an extra occupant in the cab. (You must log in or sign up to reply here. The 7275454 Fuel Injector is a trim coded injector. As a result, driving up to a precise point at a low range or reverse becomes extremely difficult. But it doesn't seem to be the cold, we can't run our machine with the snowblower even as warm as 30 degrees. 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. The reason for this is there is no great way of cleaning the fuel rail. High pressure builds until the oil seal eventually fails. Whenever we talk about any skid steer problem, this engine issue always comes first. This process looks fairly similar for each fuel system so let's get started. 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. The Bobcat D24 and D34 injection pump for these engines is extremely sensitive to fuel contamination. Click on My NH repair etc. Finally, check all the seals and fittings to the control valves. The company also acknowledged that the exhaust header pipes were faulty or not assembled accurately, and this was a factory malfunctioning issue caused by a lack of attention from their production unit. You can maneuver it through tough terrain without thinking about overheating. Engine overload - Load reducing is recommended. And at time was it done. I removed the fuel filter, some fuel inside, the filter looks okay, but I dont know how old it is, so it might be blocked. Pinouts. Before you decide on any plan of action please read this article. Best Evergreen Trees to Plant In New York, 10 Evergreen Trees to Plant in North Carolina, 4 Most Common Problems with John Deere 790 and Solutions, 7 Most Common Problems with Kubota L3301 and Solutions, 6 Most Common Problems with New Holland Tc33d and Solutions, 5 Most Common Problems with Kubota B7500 and Solutions, 6 Most Common John Deere F725 Problems & Possible Solutions, 7 Common Problems with Kubota L3301 and Their Solutions, 4 Most Common Problems with John Deere 790 and Their Fixes. If there is an open or short circuit in the glow plug, it can cause the engine to be defective. So, lets learn about the 5 most common problems that one might experience with the Bobcat 3400 UTV-. 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. Expert Diesel Parts was established in 2015 to serve the farming, agricultural and construction communities across the USA and globally. 2. You will need to remove the hold down clamp and the bolt. There is a 12 month unlimited hours warranty on this fuel injector. Heres a quick rundown of the major pros and cons. According to a group of Bobcat 3400 users, some of the previous models only shift gears when its off or when they rock the unit forward and backward. Engine oil level is insufficient - Check and refill engine oil. The problem: The engine starts and runs normal for a short time and then dies. While this is a good thing since it allows for a smoother ride, tires with too much air can reduce the tractors balance.

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