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. That would let it run for 10 min or so and then power out. 2. 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. How to Remove Bobcat Injectors Fuel Injector 101 Bobcat Fuel Problem | Heavy Equipment Forums 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 T750 Problems [Know & Fix Them] - Inside The Yard I might get 5 minutes out of it, sometimes a little more, 10-15min. One quick check you can do with the Inlet metering valve (IMV) is to put your finger on the valve and turn the key on in the equipment. We sell a wide range of parts including the. This product has a refundable core charge. Bobcat t590 is designed to be durable with minimal maintenance. It appears to be a gravity fed system somehow. While this is a good thing since it allows for a smoother ride, tires with too much air can reduce the tractors balance. bobcat t590 air in the fuel system problem If you ever have an air leak in the fuel system you will need to prime the fuel system. To do that you will need to pull off the PCV tube. I can restart the machine after waiting a couple hours. Bobcat T650 compact track loader: Problems and solutions Next, grab a 6 millimeter hex allen head (make sure the bottom of the allen head is not rounded off since the bolts are incredibly tight). We get a lot of calls from our customers asking about the various components on the Bobcat common rail fuel injection systems. 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. There is a 12 month unlimited hours warranty on this fuel injector. Usually a bad or failing fuel injector will produce a few symptoms that can alert the driver of a potential issue 1. 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. 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. But they are not without a few drawbacks. 10 Methods To Troubleshoot Bobcat Bucket Won't Lift Or Tilt 5 Most Common Problems with Bobcat 3400 - Off-Road Care However, some have also mentioned the problems, which I have already discussed earlier. The drive motor is one of the powerpoints of these tractors, especially the Skid Steer Loader. Give us a call with your Bobcat equipment serial number. The trim code helps the ECM account for small manufacturing variances in the fuel injector body. Diesel Pro can test your injection pump. If your filter gets clogged, the hydraulic fluid backs up into the motor which causes high pressure. We get asked frequently about whether the inlet metering valve can be checked on the equipment. The machines have their strengths and weaknesses just like any other tractors from other brands. Required fields are marked *. We also recommend using protective gloves and eyewear to prevent fuel leakage. The fuel filter in the glass container after the hand pump is a steel cased filter a little like an oil filter. 4 Most Common Problems with Bobcat T590 and Troubleshooting - Lawn Troop 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. I'm not sure what to do with the fuel system once air has entered and I also removed the fuel filter. Additional OEM Bobcat Part Numbers: 7275454REM, 7334032, 7030364, 7334032REM. 10. Affiliate disclosure: As an Amazon Associate, we may earn commissions from qualifying purchases from Amazon.com. Make sure to remove the cover before removing the injection fuel lines. for News, Products & Specials, Troubleshooting Bobcat Doosan D18 | D24 | D34 Fuel Systems. Where are the adjustment screws located in a bobcat 753 with a k First raise the lift arms of the machine and install an approved lift arm support device. The most common reason for failure we see in these injectors is fuel contamination. D34 Fuel Injector: 7261663 Bobcat Doosan D34 Fuel Injector Expert Diesel Parts was established in 2015 to serve the farming, agricultural and construction communities across the USA and globally. Still, many of the tires in some models cant resist hard, solid surfaces. We sell a wide range of parts including the entire fuel system kits for the D24, D34 and D18 engines. The most common reason for failure we see in these injectors is fuel contamination. 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. Damaged radiator cap or dirty radiator core - Clean radiator or change cap. for the D24, D34 and D18 engines. Oil thinning, which can lead to catastrophic engine failure. Therefore, the best thing to do is to test the fuel pressure with a tester. Remove the 3 clamps on the injector tube lines. Join Our Mailing List After checking the fuel filter, its time to check the fuel tank. 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. These fuel lines are bolted down pretty firmly and it can be easy to damage a fuel line or not properly seal it back. On a side note, I have heard they have a new line that runs hot fuel to the front of the filter in the new Bobcat's, has anyone else heard if that's helping? Again, if the hydraulic fuel filter is full of dirt or clogged, the loader wont get enough power. While operating, the engine seems very good, plenty of power, good idle etc. Thanks for joining us and I hope you enjoy your stay!! What this means is having the trim code loaded into the Bobcat equipment ECM is important for proper engine operation. Diesel Fuel Injectors: 12 Months Unlimited Miles/Hours 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. Rough Idle. The joystick controls commonly breed some problems. To bleed it, you open the bleed screw, squeeze the hand primer till you can feel that there all the bubbles are gone. Hi folks. In many cases, owners will spend time, effort, and money on repairing the motor, but the problem will persist. Open the cap on your fuel tank. Engine overheats Lack of engine coolant - The cooling system needs to be refilled and checked for faults. Diesel Pro has developed an 8-step testing procedure to electronically simulate the on-engine conditions on our test equipment. 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. The company immediately got involved to investigate thoroughly. You will need to start by removing the airbox to get access to the injectors. Following these guidelines will help make this the best resource for heavy equipment on the net. This is especially the case with owners living in rural areas. Definitely not the Bobcat brand that we have owned for years. Related Article:Are Bobcat Tractors Any Good? When a technician sees the codes, they can identify the faulty circuits and know the main cause by further inspection. So make sure its in good condition and the fuel injector is not clogged. I was stuck out in the open with a pile of logs in the bucket. Sometimes, the steer doesnt respond at all. This fitting can be cleaned, if cleaning You should also check the fuel cap to make sure it is venting. Its easier to remove the lines all together, you need to loosen them at the pump and access is hard putting them back on, i generally totally remove them. I have a 2015 bobcat t590, after warmup (about 15 minutes of work) the engine stalls, and then I get code e0005703. Before replacing the any common rail fuel injector, cleaning the rest of the fuel system is critical. The bobcat cranes are best known for heavy-duty operations. Some people overfill it and think it will work better. Also, the service light turning On can indicate the bad switch, sensor, or 4WD linkage. The fuel system easily gels up in colder weather. The fuel just runs back to the tank with the bleed screw open, close it then start the machine. Never do this. If the problem is in the glow plug, it would need some professional inspection to diagnose the exact reason. This is most probably the only major issue that happened to the Bobcat 3400 series. (You must log in or sign up to reply here. You are using an out of date browser. 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. Make sure it is working as per the specs. One particular 2011 version user has mentioned that initially, he loved riding the UTV and had no complaints at all. High-pressure common rail fuel system is an advanced fuel injection design that regulates fuel pressure and injection timing. Unfortunately, being able to access readily available spare parts for many Bobcat tractors can be quite challenging. The error codes help you to identify the cause of the problem. Engine oil level is insufficient - Check and refill engine oil. It may not display this or other websites correctly. Whether you need to clean the injector, take it to a dealer, or replace it, its a fairly simple process to remove a fuel injector from a Doosan Bobcat engine. Pinouts. Poor Quality of the Bobcat Tractor Tires. Is there anything on the end of the fuel line in the tank? If you do not, your IMV may be bad or wiring to the IMV may be compromised. Once loosened, remove the bolt and place it to the side. At one time, the engine completely refused to start, even the next day. It is not uncommon for many Bobcat tractor users to believe that their motor is faulty when the actual problem is with the charge pump. Some tanks also have a filter in the bottom of the tank. In my manual it show that as a rail pressure sensor fault. Purchase your parts from us today or reach out if you have any questions. Diesel Fuel Injection Pumps: 12 Months, Unlimited Miles/Hours Lastly, remove the hose connected to the fuel return valve on the injection pump. Thank you! To make things worse, the problem can be tricky to figure out. Next, you will need to get access to the injector hold down bolt. The banjo bolt (Item 1) [A] located on the injection pump may be dirty or plugged. Big snow chains on front tires only: is there slip between front and back wheels to allow for the now larger dia front tire. I used the hand pump to feed fuel into the glass bowl. 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. The appearance may be different than you're accustomed to but we will work on restoring things as closely as possible. Refill the fuel tank with the right amount of diesel. So you need to check each of them. Step 2. The machines are powerful, versatile, and built to last. Some bobcat 3400 owners have also complained about their encounters where the four-wheel-drive does not engage property even when the four-wheel-drive lights are on. Some users get frustrated after searching in vain, and simply decide to install a different brands spare part in their machines. One particular 2012 Bobcat UTV user mentioned that he was encountering all those earlier mentioned symptoms. 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. Another necessary check is the leaks or poor fits in the hydraulic lines. JavaScript is disabled. Here are 4 common problems of bobcat t590. 2015 bobcat t590. Not sure. Nothing. Shows injector 1 fault 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. Venting is a good point too. Many owners who live far away from major towns and cities cant easily access repairs for this frequent problem. As a result, driving up to a precise point at a low range or reverse becomes extremely difficult. For a better experience, please enable JavaScript in your browser before proceeding. 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. 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. Some owners have mentioned that besides all the amazing features, the Bobcat 3400 is not the best option when considering a vehicle for straight-line performance. 4 Problems with Bobcat Tractors (+ How To Fix Them!) The problem has come back, I have checked the fuel lines, the fuel pickup tube in the fuel tank, replaced the fuel . Thank you for visiting HeavyEquipmentForums.com! Usually, this kind of occurrence is a possible indication of insufficient fuel pressure. If they still dont respond, replace the joystick control circuit hoard. Thanks for that. See our core policy by clicking return policy at the bottom of the page. In some cases, the charge pump can become weak. If this is the case you just need to clean or replace the filter. Find the one about timing the LS180 etc and click on the link to open the pdf file. Scloll down until you get to the skid loader section. Give us a call with your Bobcat equipment serial number. Pressurize the hydraulic system and ensure the pump and engine are running before this check. If the valve fails, the engine has no way of responding to commands to move rail pressure up or down. You should get 400-450PSI on a good engine, i was told 300-350 is still acceptable for home use. This also causes the hydraulic fluid and gear oil to mix which can cause additional problems. This will cause problems if the tractor is driven in locations such as construction sites and other places that are prone to tire punctures. Bobcat tractors rank among the highly-rated tractors in the market. Later in August 2018, the company recalled a total of 2,700 units of 3400 and 3400XL UTV models. Next, remove the hold down. However, a faulty charge pump can also contribute to the final failure of the motor drive, although it starts on its own. Next, you will need to pull off the top cover that sits underneath the fuel lines. It may sit for several months without use. It may not display this or other websites correctly. 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 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. Some Bobcat tractor models are available for all kinds of activities you can think of on the field. Despite all these features, Bobcat 3400 still has some technical downsides because of which consumers can encounter some common issues while riding this. I have a 2015 bobcat t590, after warmup (about 15 minutes of. And at time was it done. We welcome you to register using the "Register" icon at the top of the page. Is this rear pipe the problem? Thank you for joining Heavy Equipment Forums! In some cases, users have reported their not-so-pleasant experiences with the bearings. If they respond slowly, safety switches can be at fault. 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. In fact, this problem also applies to a few tractors used on the field or farm. Bobcat Heater Blower Motor Removal & Installation | Complete Guide 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. If your model has a belt-driven pump, maintain that the belts are not worn or loose. However, just like other machines, you can face some problems with this one also. And this can lead to a total shutdown of the tractor in some cases. Remove the nut on the top of the injector, the . The bucket fails to tilt and lift when the pinouts on your loader's harness plug are not compatible with the bucket. 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. Both pipes feed in at the top of the tank, so clearly the engine must be doing something to create a siphon affect. 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. The company initially received several consumers complaints about the 2015 Bobcat 3400 UTV models. Leaking fuel injectors symptoms, diagnostic tips and damage prevention. This Max fuel stop screw just limits the maximum amount of fuel that can be delivered to the engine at max load condition. Once all screws are off, remove the cover. Still, you may face some of the problems that I have discussed in the article. This means the product will ship, you will pay the core charge, and you will be refunded when Diesel Pro receives an acceptable core. It has made a balanced combination of design and weight distribution that lets it provide more horsepower and breakout forces. A common issue with the Bobcat tractors is the charge pump or leaking brake seal. Increased Fuel Consumption. Once your injector is removed, be sure to check that the o-ring attached to the injector also came out. Does anyone know if Bobcat has started to use these fuel recirculation systems on the newer machines ? The switch or glow plug relay can need replacement too. Restore performance to your Doosan Bobcat D18 and D24 Tier 4 diesel engine with the brand new 7275454 Delphi fuel injector. 721 Bobcat Injector Pump Shimming Gaskets, Problem with joystick buttons Bobcat S175. If the injection pump is failing or has failed, the engine may not start or run but with low power. About | Contact Us | Privacy Policy Copyright2023. 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. That problem seemed to fixed itself as it had been running trouble free for the last three years until today. Bobcat Doosan common rail fuel injection pump teardown and a look at how it works. What I ment was sometimes people accidentally put in gas instead of diesel. Another common issue for drive motors is clogged case drain filters. There will be a few more litle hoses to each one to the rear of the head. Next, at the rear of the cab remove the circle access cover located on the side of the cab to disconnect the heater valve, blower fan, and thermostat connector . If you have water in the fuel you will be able to see it when it separates. 6672405 6687911, 3X Fuel Injector Compatible With Bobcat 428 463 553 S70 S100. Thankfully, Bobcat provides a solution to this problem by designing reinforced tires that can withstand hard surfaces. All Other Products: Warranted against defects of material/workmanship as shipped Hopefully someone here might be able to help me in the right direction. You may have to loosen the injector with help from a wrench. (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. $69.99. If you are interested in having us test your injectors, give us a call. Sometimes I can coax it back into life with plenty of cranking and gradually raising the revs, but the result is always short lived. However, mostly secondary clutch is the main suspect in this situation since it only stores the output shaft at the location where shifting would be almost impossible. On the other hand, if the harness has continuity, it's suggested to tighten up its plugs. 514 views, 3 likes, 0 loves, 1 comments, 0 shares, Facebook Watch Videos from Texas Diesel & Automotive service: Quick injector test on a bobcat skid steer this loader misfires when the engine cold Quick injector test on a bobcat skid steer this loader misfires when the engine cold | By Texas Diesel & Automotive service Your just checking every crazy thing that could be a problem. Core Charge Required If you do have any questions about anything related to removing an injector or about our. Engine overload - Load reducing is recommended. My problem is I need the all wheel steer during the construction season, otherwise I'd never buy a Bobcat again. This isnt the case with faulty charge pumps. You should feel a small vibration when the IMV is energized. Heavy Equipment Air Intake & Fuel Delivery for Bobcat 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. Its the perfect example of a well-built and well-equipped machine that lets you smoothly complete even the most demanding job. Tires from the factory are fitted to accommodate lots of air. Refill the fuel tank with the right amount of diesel. Apart from these two, make sure the engines throttle cable is secured to the throttle body all the wiring and connector pins are in good condition without any corrosion or damage. Thanks for your patience! Thats because the fuel cannot flow due to the clogged filter eventually resulting in the power loss of the loader. Some users who drive the Bobcat tractors on concrete, asphalt, and other types of hard surfaces discover a common problem. Our objective is to provide industry professionals a place to gather to exchange questions, answers and ideas. 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. This will allow all of our members to see your question and give you the best chance to be answered. Turbochargers: 12 Months, Unlimited Miles/Hours If no water in the fuel, turn the fuel back on and then retighten the filter. I have been on several different equipment forums and have seen people saying basically these two things. 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. Hydro-lock, which can lead to catastrophic engine failure. He even noticed notably low hours while having those issues. Bobcat Tractors are among the top compact utility tractors currently on the market. Regardless of how durable and well-built a tractors components and parts are, they will eventually break down and need replacement. The injectors will bleed rail pressure through the fuel return or could even have a nozzle stuck open (less common). Big snow chains on front tires only: is there slip between front and back wheels to allow for the now larger dia front tire. The fuel systems on the Bobcat 1.8L & 2.4L Tier 4 diesel engines are high pressure common rail by Delphi. Welcome to Off-Road Care. Free shipping. But sometimes you need to replace the whole system, which costs a lot. Also, note that experts suggest engaging and driving the four-Wheel Drive for a while once a month to keep it clean and active. And this is common with tractors that are used for lots of work. Purchase your parts from us today or reach out if you have any questions.
