Bobcat 720 Problems: Troubleshooting Tips & Solutions

The most common problems with the bobcat 720 include engine stalls and hydraulic system issues. These problems can cause disruptions in the operation of the machine, leading to decreased productivity and potential safety hazards.

Now, let’s explore some of the specific problems that can occur with the bobcat 720. One issue that owners may encounter is engine stalling. This can happen due to a variety of reasons, such as a clogged fuel filter, a faulty ignition switch, or a problem with the fuel injection system.

When the engine stalls, it can be frustrating and cause delays in completing tasks. Another common problem is related to the hydraulic system. This system is responsible for powering the various components of the bobcat 720, such as the bucket or attachments. If there are issues with the hydraulic system, it can result in slow or weak operation, leaks, or even complete failure. It’s essential to address these problems promptly to ensure the efficient and safe operation of the bobcat 720. In the following sections, we will discuss possible causes and solutions for these common issues.

Common Issues With The Bobcat 720

The bobcat 720 is a reliable piece of equipment that helps get the job done efficiently. However, like any machinery, it can encounter some common issues. In this section, we will take a closer look at these problems and provide you with some insight on how to address them effectively.

Engine Stalling Or Not Starting

  • The engine is the heart of the bobcat 720, and any issues with it can cause significant problems. Here are some common engine-related issues:
  • Fuel system problems: Contaminated fuel, clogged filters, or a malfunctioning fuel pump can lead to engine stalling or difficulty starting.
  • Ignition system failures: Faulty spark plugs, ignition coils, or a malfunctioning ignition switch can prevent the engine from starting or cause it to stall unexpectedly.
  • Battery issues: A weak or dead battery can make it challenging to start the engine or cause intermittent stalling.
  • Low fluid levels: Insufficient oil, coolant, or hydraulic fluid can impact the engine’s performance and lead to stalling or starting issues.

Hydraulic System Malfunctions

  • The hydraulic system is crucial for powering various attachments in the bobcat 720. Here are some common hydraulic system issues:
  • Leaks: Hydraulic fluid leaks can occur due to damaged hoses, seals, or fittings. These leaks can result in reduced system pressure and performance.
  • Overheating: Continuous heavy usage or insufficient cooling can cause the hydraulic system to overheat, resulting in reduced efficiency and potential damage to components.
  • Contaminated fluid: If the hydraulic fluid becomes contaminated with debris or moisture, it can negatively affect the system’s functionality.
  • Pump failure: A malfunctioning hydraulic pump can lead to reduced power output, poor attachment operation, or complete system failure.

Excessive Noise Or Vibrations

  • Unusual noise and vibrations can be indicators of underlying problems in the bobcat 720. Here are some common causes:
  • Worn-out or damaged components: Excessive wear on parts like bushings, bearings, or belts can lead to increased noise and vibrations.
  • Loose connections: Loose bolts or fittings can result in rattling and vibrations during equipment operation.
  • Misalignment: If certain components are not properly aligned, it can cause friction or imbalance, leading to noise and vibrations.
  • Imbalanced attachments: Attachments that are not properly balanced can cause increased strain on the bobcat 720, resulting in excessive noise and vibrations.

Electrical Problems

  • Electrical issues can affect the overall performance of the bobcat 720 and its various systems. Here are some common electrical problems:
  • Loose or corroded connections: Poor electrical connections can lead to intermittent power loss or improper functioning of components.
  • Faulty wiring: Damaged or frayed wires can cause electrical malfunctions or even short circuits, affecting the entire electrical system.
  • Battery-related issues: Weak or faulty batteries can cause electrical problems, including difficulties in starting the engine or powering electrical components.
  • Malfunctioning switches or relays: Defective switches or relays can disrupt the flow of electricity and lead to erratic operation of various systems.

Transmission And Drivetrain Issues

  • The transmission and drivetrain play a vital role in the bobcat 720’s overall performance. Here are some common issues in this area:
  • Gear slippage: Worn-out or damaged gears can lead to gear slippage, resulting in reduced power transfer and inefficient operation.
  • Fluid leaks: Leaking transmission or differential fluids can impact the smooth operation of the transmission and drivetrain components.
  • Clutch problems: A malfunctioning clutch can cause difficulties in engaging or disengaging gears, leading to inconsistent operation.
  • Axle issues: Damaged or worn-out axles can result in vibrations, noise, or even complete drivetrain failure.

Understanding these common issues with the bobcat 720 can help you identify and address problems promptly. Regular inspections, proper maintenance, and timely repairs can keep your bobcat 720 running smoothly, ensuring optimal performance and productivity on the job.

Troubleshooting Tips For Engine Problems

Is your bobcat 720 giving you trouble? Engine problems can be frustrating, but fear not! We’ve compiled a list of troubleshooting tips to help you diagnose and fix common issues. Check out these simple steps to get your bobcat back up and running smoothly.

Checking Fuel Levels And Filters

Fuel is the lifeblood of your bobcat’s engine. If you’re experiencing problems, start by checking the fuel levels and filters. Here’s what you need to do:

  • Ensure that there is enough fuel in the tank.
  • Inspect the fuel filter for any clogs or contaminants.
  • Replace the fuel filter if necessary.

Inspecting Spark Plugs And Ignition System

The spark plugs and ignition system play a crucial role in starting and running your bobcat’s engine. Follow these steps to ensure they are in good working condition:

  • Remove the spark plugs and inspect them for signs of wear or damage.
  • Clean the spark plugs or replace them if necessary.
  • Check the ignition wires for any signs of wear or damage.
  • Test the ignition coils for proper functioning.

Examining Air Intake And Exhaust Systems

A properly functioning air intake and exhaust system is essential for optimal engine performance. Here’s what you need to do to troubleshoot:

  • Inspect the air filter for any blockages or dirt.
  • Clean or replace the air filter as needed.
  • Check the exhaust system for any leaks or obstructions.
  • Repair or replace any damaged components in the exhaust system.

Assessing Cooling System And Radiator

The cooling system and radiator help regulate the engine’s temperature. Follow these steps to troubleshoot any cooling issues:

  • Check the coolant levels and ensure there are no leaks.
  • Inspect the radiator for any blockages or damage.
  • Clean any debris or dirt from the radiator fins.
  • Test the radiator fan for proper operation.

Testing Battery And Charging System

A healthy battery and charging system are vital for starting and running your bobcat’s engine. Here’s what you need to do to troubleshoot:

  • Check the battery terminals for corrosion or loose connections.
  • Test the battery voltage using a multimeter.
  • Inspect the alternator and voltage regulator for any faults.
  • Verify that the charging system is providing sufficient power to the battery.

With these troubleshooting tips, you’ll be able to identify and resolve common engine problems with your bobcat 720. Remember to follow safety precautions and consult the manufacturer’s guidelines for detailed instructions. Happy troubleshooting!

Solutions For Hydraulic System Malfunctions

The hydraulic system in a bobcat 720 is an essential component that allows the machine to perform its various tasks effectively. However, like any other mechanical system, it can experience malfunctions over time. In this section, we will explore some common problems that may arise in the hydraulic system of a bobcat 720 and discuss the solutions to resolve them.

Checking Hydraulic Fluid Levels And Quality

  • Ensure that the hydraulic fluid level is at the appropriate range indicated on the dipstick.
  • Inspect the quality of the hydraulic fluid. It should be clean, free from contamination, and within the recommended viscosity range.
  • If the fluid level is low or the quality is poor, top up or replace the hydraulic fluid accordingly.

Inspecting Hoses And Connections For Leaks

  • Thoroughly examine all hydraulic hoses and connections for signs of leaks, such as oil residue or visible damage.
  • Check for loose fittings or connections that may be causing leaks.
  • If any leaks are detected, immediately address the issue by repairing or replacing the affected hoses or connections.

Cleaning Or Replacing Filters

  • Regularly clean or replace the hydraulic filters in the system to maintain optimal performance.
  • Dirty or clogged filters can restrict the flow of hydraulic fluid and cause issues.
  • Remove any accumulated debris, sediment, or contaminants from the filter housing and replace with a new filter if necessary.

Evaluating Pumps And Valves

  • Inspect the hydraulic pump for any signs of damage or wear.
  • Ensure that the pump is operating at the correct pressure and flow rate.
  • Evaluate the condition of the hydraulic valves and confirm they are functioning correctly.
  • If any issues are detected with the pump or valves, consult a professional for repair or adjustment.

Adjusting Pressure Settings As Needed

  • Verify that the hydraulic pressure settings are appropriate for the specific tasks being performed.
  • If necessary, adjust the pressure to ensure that it aligns with the machine’s requirements.
  • Incorrect pressure settings can lead to inefficient operation or potential damage to the hydraulic system.

By following these recommended solutions, you can effectively troubleshoot hydraulic system malfunctions in your bobcat 720. Regular maintenance, inspection, and prompt resolution of any issues will help ensure the smooth performance of your machine and extend its lifespan. Remember to consult the machine’s manual or seek professional advice if you encounter complex hydraulic system problems.

Addressing Excessive Noise And Vibrations

Experiencing excessive noise and vibrations with your bobcat 720 can be frustrating and disruptive to your workflow. Not only can it affect your productivity, but it can also indicate underlying issues with the machine. In this section, we will discuss effective ways to address these problems and get your bobcat 720 running smoothly again.

Inspecting And Lubricating Moving Parts

To address excessive noise and vibrations, it’s crucial to inspect and lubricate the moving parts of your bobcat 720 regularly. This will help reduce friction and wear, ensuring smoother operation. Here are the key points to consider:

  • Inspect all the moving parts, including belts, pulleys, and chains, for any signs of damage or excessive wear.
  • Apply appropriate lubricants to the moving parts as per the manufacturer’s recommendations.
  • Ensure that all lubrication points are adequately greased to minimize friction and reduce noise.

Tightening Loose Bolts And Connections

Loose bolts and connections can contribute to excessive noise and vibrations in your bobcat 720. Regularly checking and tightening these components will help eliminate these issues. Here’s what you need to do:

  • Inspect all the bolts and connections throughout the machine, paying special attention to the engine mounts and hydraulic connections.
  • Use the appropriate tools to tighten any loose bolts or connections securely.
  • Be cautious not to overtighten as it may cause damage.

Balancing Tires And Wheels

Unevenly balanced tires and wheels can lead to vibrations while operating your bobcat 720. To address this issue, focus on the following:

  • Check the tires for any signs of wear, damage or low pressure.
  • Balancing the tires and wheels using a proper tire balancing machine.
  • Rotate the tires periodically to promote even wear and balance.

Checking And Replacing Worn-Out Parts

Over time, certain parts of your bobcat 720 may become worn out, leading to excessive noise and vibrations. Identifying and replacing these components is essential. Consider the following points:

  • Regularly inspect all parts of the machine for wear, including bushings, pins, and bearings.
  • Replace any worn-out parts with genuine bobcat replacements to ensure optimal performance and minimize vibrations.

Evaluating Suspension System

The suspension system of your bobcat 720 plays a crucial role in reducing vibrations and providing operator comfort. Evaluating and maintaining this system is vital. Here’s what you should do:

  • Check the suspension components for any signs of damage or wear.
  • Ensure that all suspension parts are properly lubricated for smooth operation.
  • If necessary, consult with a bobcat professional to assess and address any suspension issues.

By following the above steps, you can effectively address the excessive noise and vibrations in your bobcat 720, ensuring a smoother and more efficient operation. Regular maintenance and timely repairs will not only enhance machine performance but also prolong its lifespan.

Keep your bobcat 720 running like new!

Troubleshooting Electrical Problems

Electrical problems can be a common issue with bobcat 720 machines. These problems can cause a variety of issues, from the engine not starting to malfunctioning controls. In this section, we will discuss some troubleshooting steps you can take to identify and resolve electrical problems in your bobcat 720.

Checking Battery Connections And Voltage

Proper battery connections and voltage are crucial for smooth electrical functioning. Here are some key points to consider:

  • Ensure that the battery connections are tight and free from corrosion.
  • Use a multimeter to test the battery voltage. A fully charged battery should typically read around 12.6 volts.
  • If the voltage is lower than expected, recharge or replace the battery as needed.

Inspecting Fuses And Relays

Faulty fuses and relays can also cause electrical problems in the bobcat 720. Keep these points in mind:

  • Locate the fuse box in your machine and visually inspect the fuses. Look out for any signs of damage or burn marks.
  • Use a multimeter to test the continuity of each fuse. Replace any blown fuses.
  • Similarly, inspect the relays for signs of damage or malfunction. Replace any faulty relays.

Testing Switches And Controls

Malfunctioning switches and controls can lead to electrical problems. Take note of these important steps:

  • Test each switch and control in your bobcat 720 to ensure they are functioning correctly.
  • Listen for any unusual sounds or lack of response when operating the switches and controls.
  • Replace any switches or controls that are not working properly.

Evaluating Wiring And Connections

Faulty wiring and connections can disrupt the electrical system of your bobcat 720. Here are some things to consider:

  • Visually inspect the wiring throughout your machine, looking for any signs of damage or loose connections.
  • Tighten any loose connections and replace any damaged wires.
  • Use a multimeter to test the continuity of the wiring. Repair or replace any faulty wires.

Addressing Faulty Sensors Or Components

Faulty sensors or components can also cause electrical issues in your bobcat 720. Consider the following:

  • Use diagnostics tools to identify any faulty sensors or components.
  • Replace any sensors or components that are not functioning properly.
  • Regularly inspect and maintain all sensors and components to prevent future electrical problems.

By following these troubleshooting steps, you can effectively identify and resolve electrical problems in your bobcat 720. Remember to always prioritize safety and consult a professional if needed.

Resolving Transmission And Drivetrain Issues

Are you experiencing problems with your bobcat 720’s transmission and drivetrain? Don’t worry, we’ve got you covered. In this section, we will discuss some common issues you might encounter and provide you with tips to resolve them. Let’s dive in!

Checking Transmission Fluid Levels And Condition

  • It is crucial to regularly check the transmission fluid levels and ensure they are within the recommended range. Low fluid levels can cause shifting issues and put additional strain on the transmission system.
  • Additionally, inspect the condition of the transmission fluid. Dirty or contaminated fluid can result in poor performance and potential damage to the transmission. If the fluid appears dark or has a burnt smell, it is recommended to replace it.

Inspecting Drive Belt And Pulleys

  • Inspect the drive belt for any signs of wear or damage. A worn-out or loose belt can cause slipping and affect overall performance.
  • Check the pulleys for proper alignment and ensure they are not bent or damaged. Misaligned or damaged pulleys can result in excessive belt wear and decreased efficiency.

Evaluating Clutch System

  • A malfunctioning clutch system can lead to issues with gear shifting and power transfer. Inspect the clutch components for signs of wear, such as worn-out friction plates or a slipping clutch.
  • Adjust the clutch mechanism if necessary to ensure proper engagement and smooth gear changes. Seek professional assistance if you are unsure about any adjustments.

Addressing Issues With Gears Or Shifting

  • If you are experiencing difficulties in shifting gears or your bobcat is jumping out of gear, it is likely a problem with the gears or shifting mechanism.
  • Inspect the gears for any signs of wear or damage. Worn-out gears may need to be replaced to restore proper functionality.
  • Check the shifting mechanism, including the shift cables, for any obstructions or misalignments. Adjust or replace the cables as needed to ensure smooth gear transitions.

Testing And Adjusting The Drive Chain

  • The drive chain plays a crucial role in transmitting power from the engine to the wheels. A loose or improperly adjusted drive chain can cause slippage and impact machine performance.
  • Regularly test the tension of the drive chain and adjust it as necessary. Refer to your bobcat’s manual for specific instructions on proper chain tensioning.
  • Ensure that the drive chain is properly lubricated to reduce friction and extend its lifespan. Use a compatible chain lubricant recommended by the manufacturer.

By following these troubleshooting steps and performing regular maintenance, you can address common transmission and drivetrain issues with your bobcat 720. Don’t hesitate to seek professional assistance if the problem persists or if you are unsure about any adjustments or repairs.

Keep your equipment in optimal condition for improved performance and longevity.

Preventive Maintenance Tips For Bobcat 720

Regularly inspecting and cleaning the machine:

  • Conduct regular visual inspections of the bobcat 720 to identify any signs of wear, damage, or loose components.
  • Check for any debris or dirt buildup in hard-to-reach areas, such as the tracks, engine compartment, and hydraulic system.
  • Clear any obstructions or foreign objects that may hinder the machine’s performance or cause damage.
  • Ensure that all filters and screens are clean and free from clogs to maintain optimal operation.
  • Clean the exterior of the machine regularly to remove dirt, dust, and corrosive materials that may impact its longevity.

Following recommended maintenance schedule:

  • Adhere to the manufacturer’s recommended maintenance schedule for the bobcat 720 to ensure efficient performance and prevent major issues.
  • Keep a record of all maintenance tasks performed, including date, time, and details of the service performed.
  • Schedule routine maintenance tasks such as oil changes, filter replacements, and inspections at regular intervals.
  • Monitor and maintain fluid levels, including hydraulic fluid, engine oil, coolant, and fuel, as specified by the manufacturer.
  • Stay updated with any recalls or technical bulletins related to the bobcat 720 to address potential issues promptly.

Lubricating necessary parts:

  • Regularly lubricate the moving parts of the bobcat 720 to reduce friction and prevent premature wear and tear.
  • Refer to the manufacturer’s guidelines for the recommended lubricants and intervals for different components.
  • Pay special attention to components such as joints, pins, bushings, and bearings that require lubrication.
  • Use high-quality lubricants that are compatible with the bobcat 720 to ensure optimal performance and longevity.
  • Avoid over-lubrication, as it can cause buildup and attract dirt and debris.

Checking and replacing worn-out components:

  • Routinely inspect critical components for signs of wear, such as belts, hoses, filters, and tracks.
  • Replace any worn-out or damaged parts promptly to prevent further damage or potential breakdowns.
  • Use genuine bobcat parts or recommended aftermarket parts to maintain the integrity of the machine.
  • Inspect and adjust the tension of belts and drive systems to prevent slippage and maximize efficiency.
  • Regularly check the condition of the tracks, including the tread, drive sprockets, and undercarriage components, for wear and damage.

Identifying and addressing potential issues early:

  • Maintain a keen eye for any changes in performance, unusual noises, or leaks that may indicate a potential issue.
  • Listen for unusual sounds during operation and address them promptly to avoid more significant problems.
  • Routinely monitor gauges and indicators to ensure they are functioning correctly and within normal operating parameters.
  • Keep a log of any issues or abnormalities encountered during operation to discuss with a qualified technician.
  • Engage in regular communication with a trusted bobcat dealer or service provider to address any concerns or questions promptly.

Remember, preventive maintenance is crucial in extending the lifespan of your bobcat 720 and ensuring optimal performance. By regularly inspecting and cleaning the machine, following the recommended maintenance schedule, lubricating necessary parts, checking and replacing worn-out components, and addressing potential issues early, you can minimize downtime and maximize productivity.

Frequently Asked Questions Of Bobcat 720 Problems

What Are Common Problems With The Bobcat 720?

Common problems with the bobcat 720 include engine overheating, hydraulic fluid leaks, and electrical issues. These problems can affect the performance and reliability of the machine, but can usually be resolved with proper maintenance and repairs.

How Do I Troubleshoot Engine Overheating On My Bobcat 720?

To troubleshoot engine overheating on your bobcat 720, check the coolant level and ensure the radiator and cooling fan are clean and functioning properly. Additionally, inspect the water pump and thermostat for any issues. If the problem persists, consult a professional technician for further diagnosis and repair.

What Should I Do If My Bobcat 720 Is Experiencing Hydraulic Fluid Leaks?

If your bobcat 720 is experiencing hydraulic fluid leaks, you should first identify the source of the leak. Inspect the hydraulic hoses, connections, and seals for any signs of damage or wear. Replace any faulty components and ensure the system is properly sealed.

If the issue persists, seek assistance from a qualified technician.

How Can I Resolve Electrical Problems With My Bobcat 720?

To resolve electrical problems with your bobcat 720, start by checking the battery connections and ensuring they are clean and secure. Inspect the wiring for any signs of damage or loose connections. If necessary, replace any faulty components and ensure proper grounding.

For complex electrical issues, consult a professional for accurate diagnosis and repair.


Bobcat 720 problems should not deter potential buyers from considering the machine’s positive attributes. While it is true that some issues have been reported with this model, it is important to remember that no piece of machinery is perfect. Understanding the common problems associated with the bobcat 720 can help buyers make informed decisions and take preventative measures.

Regular maintenance and inspections can go a long way in avoiding major breakdowns or disruptions in productivity. Moreover, the availability of qualified technicians and the cost-effectiveness of repairs should also be considered when evaluating the overall value of the bobcat 720.

Despite the reported problems, many users have found this compact loader to be an invaluable addition to their fleet, providing efficient performance and versatility on various job sites. Ultimately, weighing the pros and cons and conducting thorough research will ensure that buyers make the right choice for their specific needs.

Leave a Comment