Kubota BX22 Parts and Parts Manual PDF

Kubota BX22 Parts

The Kubota BX22 is a compact utility tractor designed for versatile performance. With a 22 horsepower diesel engine, it offers reliable power for various tasks. Equipped with a hydrostatic transmission, it ensures smooth operation and easy maneuverability.

Its three-point hitch system allows for compatibility with various attachments, enhancing its functionality for landscaping, farming, and construction jobs.

The BX22 features a mid-mount mower deck for efficient grass cutting and a front-end loader with a lift capacity suitable for light material handling

Kubota BX22 Parts Diagram

You can find the parts diagram for the Kubota BX22D tractor on the Messicks website. Additionally, there are parts catalogues and exploded parts manuals available for download as PDFs on SlideShare and Scribd

To use a Kubota BX22 parts diagram to identify parts, you can follow these general steps:

  1. Select the Diagram: Choose a parts diagram for your specific model, such as the Kubota BX22D or BX2200D, from a reliable source like Messicks or Jacks Small Engines.
  2. Locate the Part: Use the diagram to locate the section of the tractor you’re interested in, such as the engine, transmission, or hydraulic system.
  3. Identify the Part Number: Each part on the diagram is usually accompanied by a part number. Locate the part you need and note down its corresponding number.
  4. Cross-Reference: Once you have the part number, you can cross-reference it with a parts listing or manual to ensure accuracy. Websites like TractorByNet or Scribd may have downloadable parts manuals that can be helpful for this step.
  5. Obtain the Part: With the part number in hand, you can then source the part from a dealer, online retailer, or directly from Kubota.

Kubota BX22 Manual

Sections

The Kubota BX22 manual typically includes several sections covering various aspects of operation, maintenance, and troubleshooting. Here are common sections you might find:

  1. Introduction: Provides an overview of the tractor, its specifications, and safety information.
  2. Safety Precautions: Details safety guidelines and procedures for operating the BX22 safely.
  3. Operating Instructions: Covers starting and stopping procedures, controls and indicators, operating techniques, and basic operation.
  4. Maintenance: Outlines routine maintenance tasks, such as fluid checks, filter changes, and lubrication points, to keep the BX22 in optimal condition.
  5. Attachment Usage: Provides guidance on installing, operating, and maintaining attachments like loaders, mowers, and backhoes.
  6. Troubleshooting: Offers troubleshooting tips and solutions for common issues that may arise during operation.
  7. Storage and Transportation: Advises on proper storage procedures and safety considerations for transporting the tractor.
  8. Specifications: Lists detailed specifications for the BX22, including engine specifications, dimensions, and capacities.
  9. Warranty Information: Includes details about warranty coverage and procedures for warranty claims.

Kubota BX22 – How to fill hydraulic fluid 

To fill the hydraulic fluid on a Kubota BX22, follow these steps:

  1. Locate the Hydraulic Fluid Reservoir: On the BX22, the hydraulic fluid reservoir is typically located near the rear of the tractor, usually behind the operator’s seat or under the hood. It may have a dipstick or a sight glass to check the fluid level.
  2. Check the Fluid Level: Before adding fluid, check the current level to ensure it’s not already full. If there’s a dipstick, wipe it clean, then reinsert it into the reservoir without screwing it in and check the fluid level against the markings. If there’s a sight glass, visually inspect the fluid level.
  3. Prepare the Hydraulic Fluid: Use the appropriate hydraulic fluid recommended by Kubota for your BX22 model. Consult your operator’s manual or the reservoir cap for the recommended type and viscosity.
  4. Add Hydraulic Fluid: Slowly pour the hydraulic fluid into the reservoir, being careful not to spill. Use a funnel if needed to prevent spills and avoid contamination.
  5. Check the Fluid Level Again: After adding fluid, recheck the level to ensure it’s at the proper level. Adjust as needed by adding more fluid or removing excess.
  6. Securely Close the Reservoir: Once you’ve reached the correct fluid level, securely close the reservoir cap to prevent any leaks or contaminants from entering the hydraulic system.
  7. Dispose of Any Excess Fluid Properly: If you’ve overfilled the reservoir, use a clean container to remove the excess fluid and dispose of it properly according to local regulations.

Kubota BX22- Problems with Steering Wheel 

f the steering wheel on your Kubota BX22 is not responding, it could be due to several reasons. Here are some troubleshooting steps to help identify and resolve the issue:

  1. Check Hydraulic Fluid Level: Low hydraulic fluid levels can affect the steering system’s responsiveness. Check the hydraulic fluid reservoir and refill it to the proper level if necessary, following the steps outlined in the previous response.
  2. Inspect for Leaks: Look for any signs of hydraulic fluid leaks around the steering components, such as hoses, connections, or the steering cylinder. Leaks can result in loss of hydraulic pressure and affect steering performance.
  3. Check Steering Linkages: Inspect the steering linkages, including tie rods and ball joints, for any damage, wear, or looseness. Worn or damaged components can lead to poor steering response.
  4. Inspect Steering Cylinder: Examine the steering cylinder for any leaks, damage, or binding. A malfunctioning steering cylinder can impede steering wheel movement.
  5. Check Power Steering Pump: Ensure that the power steering pump is functioning correctly. If the pump is faulty or not delivering sufficient hydraulic pressure, it can affect steering performance.
  6. Check for Obstructions: Inspect the area around the steering components for any obstructions or debris that may be hindering movement.
  7. Verify Steering Wheel Lock: Ensure that the steering wheel is not locked in place due to a safety feature or malfunction. Try turning the steering wheel while gently rocking the tractor back and forth.
  8. Consult the Operator’s Manual: Refer to the Kubota BX22 operator’s manual for specific troubleshooting steps and maintenance procedures related to the steering system.

Kubota BX22 Hitch Kit

The Kubota BX22 tractor is compatible with various hitch kits that allow you to attach implements and accessories for different tasks. One common hitch kit for the Kubota BX22 is the three-point hitch system.

This system allows you to attach rear-mounted implements such as mowers, blades, tillers, and more.

To install a three-point hitch kit on your Kubota BX22, you may need to follow these general steps:

  1. Purchase the Hitch Kit: Acquire a three-point hitch kit compatible with the Kubota BX22. Ensure that it includes all necessary components for installation.
  2. Read the Manual: Review the installation instructions provided with the hitch kit. Familiarize yourself with the required tools and steps.
  3. Prepare the Tractor: Park the tractor on a level surface and engage the parking brake. Turn off the engine and allow it to cool down before beginning the installation.
  4. Assemble the Hitch: Follow the assembly instructions to assemble the three-point hitch components according to the provided guidelines.
  5. Mount the Hitch: Position the hitch assembly onto the tractor’s rear frame, aligning it with the mounting points. Secure the hitch to the tractor frame using the provided hardware.
  6. Connect Hydraulic Lines (if applicable): If your hitch kit includes hydraulic components, connect the hydraulic lines according to the instructions provided.
  7. Adjustments and Testing: Make any necessary adjustments to ensure proper alignment and functionality of the hitch. Test the hitch by attaching a compatible implement and operating the hydraulic controls (if applicable).
  8. Final Checks: Double-check all connections and fasteners to ensure they are secure. Verify that the hitch operates smoothly and safely.
  9. Refer to the Operator’s Manual: Consult the Kubota BX22 operator’s manual for specific guidelines and recommendations related to hitch installation, operation, and maintenance.

Rebuilding a Kubota BX22 Loader Boom Cylinder

Rebuilding a hydraulic cylinder on a Kubota BX22 loader boom involves several steps and requires mechanical expertise. Here’s a general guide to help you understand the process:

  1. Safety First: Ensure the tractor is turned off, and the hydraulic system is depressurized. Use safety gear like gloves and goggles throughout the process.
  2. Remove the Cylinder: Detach the hydraulic lines connected to the cylinder and drain the fluid into a suitable container. Use a wrench to loosen and remove the mounting bolts that secure the cylinder to the loader boom.
  3. Disassemble the Cylinder: Carefully disassemble the cylinder, noting the orientation and arrangement of the components. Remove the piston rod, piston, seals, and other internal parts.
  4. Inspect the Parts: Thoroughly inspect all components for wear, damage, or corrosion. Replace any worn or damaged parts, including seals, O-rings, piston rods, and cylinders.
  5. Clean the Components: Clean all parts with a suitable solvent to remove dirt, debris, and old hydraulic fluid. Ensure all surfaces are free from contaminants before reassembly.
  6. Replace Seals and O-Rings: Install new seals and O-rings on the piston, piston rod, and cylinder housing. Apply a small amount of hydraulic fluid or sealant to lubricate the seals during assembly.
  7. Reassemble the Cylinder: Carefully reassemble the cylinder components in the correct order and orientation. Follow the manufacturer’s specifications for torque settings and assembly procedures.
  8. Test the Cylinder: Reattach the hydraulic lines and mount the cylinder back onto the loader boom. Test the cylinder for proper operation by extending and retracting the piston using the hydraulic controls.
  9. Check for Leaks: Inspect the cylinder and hydraulic connections for any signs of leaks. Tighten fittings as necessary and ensure all connections are secure.
  10. Refill Hydraulic Fluid: If necessary, refill the hydraulic system with the appropriate fluid to the recommended level. Bleed the system to remove any air bubbles.
  11. Operational Testing: Test the loader boom cylinder under normal operating conditions to ensure proper functionality and performance.
  12. Maintenance and Inspection: Regularly inspect the rebuilt cylinder for leaks, wear, and other issues. Perform routine maintenance to keep the hydraulic system in good condition.

What is the best size tiller for a Kubota BX22

The size of tiller you can use with your Kubota BX22 tractor depends on several factors, including the horsepower of your tractor, the soil conditions, and the type of tillage you intend to perform.
The Kubota BX22 typically has a rear three-point hitch with a Category 1 hitch system, which is compatible with various implements, including tillers.

Since the BX22 has a 22 horsepower diesel engine, it’s important to choose a tiller that matches the tractor’s power capabilities. Generally, a tiller with a working width of around 48 inches to 60 inches would be suitable for a tractor of this size.

Here are some considerations when selecting a tiller size for your Kubota BX22:

  1. Tractor Horsepower: Ensure the tiller’s power requirements match or are within the range of your BX22’s horsepower capabilities to avoid overworking the tractor.
  2. Tiller Width: Consider the width of the tiller based on the size of your tractor and the area you plan to till. A wider tiller can cover more ground in less time but may require more horsepower to operate effectively.
  3. Soil Conditions: Take into account the type and condition of the soil you’ll be tilling. Hard or compacted soil may require a heavier-duty tiller or multiple passes with a lighter tiller.
  4. Depth Adjustment: Choose a tiller that allows for adjustable tilling depth to suit your specific needs and soil conditions.
  5. Manufacturer Recommendations: Refer to the manufacturer’s recommendations and specifications for the tiller to ensure compatibility with your Kubota BX22 tractor.

Kubota BX – How to fix a leaking rear axle seal

If you’ve identified a leaking rear axle seal on your Kubota BX22, it’s essential to address the issue promptly to prevent further damage to the axle and surrounding components. Here’s a general guide on how to replace a leaking rear axle seal:

  1. Safety First: Park the tractor on a level surface and engage the parking brake. Turn off the engine and allow it to cool down before starting any work. Use appropriate safety gear, such as gloves and goggles.
  2. Access the Axle: Depending on the BX22 model and configuration, you may need to remove the wheel and tire to access the rear axle housing. Follow the manufacturer’s instructions for safely lifting and supporting the tractor.
  3. Drain Axle Fluid: Locate the drain plug on the rear axle housing and carefully remove it to drain the axle fluid into a suitable container. Allow the fluid to drain completely.
  4. Remove Axle Shaft: With the axle housing drained, you can now remove the axle shaft from the housing. This typically involves loosening and removing the bolts or nuts that secure the axle shaft to the differential.
  5. Remove Old Seal: Once the axle shaft is removed, you can access the old seal. Use a suitable tool, such as a seal puller, to carefully remove the old seal from the axle housing. Take care not to damage the axle housing during this process.
  6. Install New Seal: Clean the area around the axle housing thoroughly to ensure a clean surface for the new seal. Install the new seal into the housing using a seal installation tool or a suitable driver. Ensure the seal is seated properly and evenly.
  7. Reinstall Axle Shaft: Carefully reinstall the axle shaft into the axle housing, ensuring it is properly aligned and seated. Tighten the bolts or nuts to the manufacturer’s specifications.
  8. Refill Axle Fluid: Refill the rear axle housing with the appropriate type and amount of axle fluid recommended by Kubota. Use a funnel to prevent spills, and reinstall the drain plug securely.
  9. Test for Leaks: Start the engine and allow it to idle while inspecting the area around the axle seal for any signs of leaks. If no leaks are detected, lower the tractor back to the ground and perform a test drive to ensure proper operation.
  10. Monitor for Leakage: Keep an eye on the rear axle seal area in the coming days and weeks to ensure the leak has been successfully resolved. If any leaks persist, recheck the seal installation and address any issues promptly.

Kubota BX22 Hydraulic Lines to Backhoe

The Kubota BX22 tractor can be equipped with a backhoe attachment, and hydraulic lines are crucial for powering the backhoe’s hydraulic functions. Here’s a general overview of the hydraulic lines used to connect the tractor to the backhoe attachment:

  1. Hydraulic Pump: The BX22 tractor is equipped with a hydraulic pump that generates hydraulic pressure to power various hydraulic systems, including the backhoe attachment.
  2. Hydraulic Hoses: Hydraulic hoses are used to transfer hydraulic fluid (oil) under pressure from the tractor’s hydraulic pump to the backhoe attachment. These hoses are typically made of reinforced rubber or thermoplastic materials and are designed to withstand high-pressure hydraulic systems.
  3. Quick Couplers: Quick couplers are fittings located on the tractor and backhoe attachment that allow for quick and easy connection and disconnection of hydraulic hoses. They are usually equipped with dust caps to prevent contamination when the backhoe is not in use.
  4. Hydraulic Control Valve: The hydraulic control valve on the backhoe attachment regulates the flow and direction of hydraulic fluid to operate the various hydraulic cylinders and functions of the backhoe, such as the boom, dipper, and bucket.
  5. Return Line: In addition to the hydraulic supply lines, there is also a return line that allows hydraulic fluid to return from the backhoe attachment to the tractor’s hydraulic reservoir. This completes the hydraulic circuit and ensures proper operation of the hydraulic system.

Kubota BX22 Attachments

Some common attachments compatible with the Kubota BX22 include:

  1. Loader: The BX22 can be equipped with a front-end loader attachment for tasks such as moving dirt, gravel, or other materials. The loader typically comes with a bucket attachment, but other options like pallet forks or grapple buckets may also be available.
  2. Backhoe: A backhoe attachment adds digging capabilities to the BX22, allowing you to excavate trenches, dig holes, or perform landscaping tasks. Backhoe attachments typically include a boom, dipper, and bucket.
  3. Mower Deck: A mid-mount mower deck can be attached to the BX22 for cutting grass and maintaining lawns or fields. Mower decks come in various sizes, typically ranging from 48 to 60 inches in width.
  4. Box Blade: A box blade attachment is useful for grading, leveling, and spreading materials such as gravel or soil. It consists of a box-like structure with cutting edges and adjustable scarifiers.
  5. Rotary Tiller: A rotary tiller attachment is used for preparing soil for planting by breaking up and mixing soil. It’s commonly used in gardening, landscaping, and agricultural applications.
  6. Snow Blower: In regions with snowfall, a snow blower attachment can be used to clear snow from driveways, sidewalks, and other areas. Snow blowers are available in various sizes to suit different snow removal needs.
  7. Front Blade: A front blade attachment can be used for pushing and clearing snow, dirt, or other materials. It’s particularly useful for grading and leveling surfaces.
  8. Post Hole Digger: A post hole digger attachment allows for the efficient digging of holes for fence posts, signposts, or other purposes. It typically includes an auger that drills into the ground.

Best Additional lights for a Kubota BX22

Here are some common lighting upgrades for the Kubota BX22:
  1. LED Headlights: LED headlights offer brighter and more energy-efficient lighting compared to traditional halogen bulbs. They provide better visibility and can improve safety when operating the tractor in low-light conditions.
  2. Work Lights: Additional work lights can be installed to illuminate specific areas around the tractor, such as the front or rear implements, for improved visibility during nighttime or low-light work.
  3. Flood Lights: Floodlights provide wide-angle illumination and are useful for lighting up larger areas around the tractor. They can be mounted on the ROPS (Roll Over Protective Structure) or other suitable locations for increased visibility.
  4. Warning Lights: If you use your BX22 in hazardous environments or low-visibility conditions, installing warning lights such as strobe lights or beacon lights can enhance safety by alerting others to the presence of the tractor.
  5. Tractor Light Kits: Some manufacturers offer complete light kits specifically designed for Kubota BX series tractors, including the BX22. These kits may include a combination of headlights, work lights, and other lighting accessories for comprehensive illumination.

Kubota BX22 Replacement Battery

When selecting a replacement battery for your Kubota BX22 tractor, it’s important to choose one that meets the manufacturer’s specifications and fits properly in the battery compartment. Here are some considerations to keep in mind:

  1. Battery Size and Type: The Kubota BX22 typically uses a 12-volt battery. Check the dimensions of the original battery and ensure that the replacement battery matches in size and type (e.g., lead-acid, AGM) to fit properly in the battery compartment.
  2. Cold Cranking Amps (CCA): CCA is a measure of a battery’s ability to start an engine in cold temperatures. Make sure the replacement battery has a CCA rating that meets or exceeds the requirements for your Kubota BX22 to ensure reliable starting, especially in colder climates.
  3. Reserve Capacity (RC): RC is the amount of time a battery can continuously supply power in the event of an alternator failure. Consider the RC rating when selecting a replacement battery to ensure sufficient power reserve for your BX22’s electrical needs.
  4. Brand and Quality: Choose a reputable battery brand known for its quality and reliability. Opting for a high-quality battery can provide better performance and longevity, reducing the likelihood of premature failure or issues.
  5. Maintenance Requirements: Decide whether you prefer a maintenance-free battery or one that requires periodic maintenance (e.g., checking and topping up electrolyte levels). Maintenance-free batteries are convenient but may have a shorter lifespan compared to maintenance-required batteries.
  6. Warranty: Check the warranty coverage offered by the battery manufacturer. A longer warranty period can provide added peace of mind and protection against potential defects or failures.
  7. Consultation: If you’re unsure about which replacement battery to choose for your Kubota BX22, consult your tractor’s manual or contact a Kubota dealer for recommendations. They can provide guidance based on your specific tractor model and requirements.

Rebuilding the steering cylinder on a Kubota BX22

Rebuilding a steering cylinder on a Kubota BX22 tractor involves several steps and requires mechanical expertise. Here’s a general guide to help you understand the process:

  1. Safety First: Ensure the tractor is turned off, and the hydraulic system is depressurized. Use safety gear like gloves and goggles throughout the process.
  2. Remove the Cylinder: Disconnect the hydraulic lines connected to the cylinder and drain the fluid into a suitable container. Use a wrench to loosen and remove the mounting bolts that secure the cylinder to the steering system.
  3. Disassemble the Cylinder: Carefully disassemble the cylinder, noting the orientation and arrangement of the components. Remove the piston rod, piston, seals, and other internal parts.
  4. Inspect the Parts: Thoroughly inspect all components for wear, damage, or corrosion. Replace any worn or damaged parts, including seals, O-rings, piston rods, and cylinders.
  5. Clean the Components: Clean all parts with a suitable solvent to remove dirt, debris, and old hydraulic fluid. Ensure all surfaces are free from contaminants before reassembly.
  6. Replace Seals and O-Rings: Install new seals and O-rings on the piston, piston rod, and cylinder housing. Apply a small amount of hydraulic fluid or sealant to lubricate the seals during assembly.
  7. Reassemble the Cylinder: Carefully reassemble the cylinder components in the correct order and orientation. Follow the manufacturer’s specifications for torque settings and assembly procedures.
  8. Test the Cylinder: Reattach the hydraulic lines and mount the cylinder back onto the steering system. Test the cylinder for proper operation by turning the steering wheel and observing the movement of the cylinder.
  9. Check for Leaks: Inspect the cylinder and hydraulic connections for any signs of leaks. Tighten fittings as necessary and ensure all connections are secure.
  10. Refill Hydraulic Fluid: If necessary, refill the hydraulic system with the appropriate fluid to the recommended level. Bleed the system to remove any air bubbles.
  11. Operational Testing: Test the steering cylinder under normal operating conditions to ensure proper functionality and performance.
  12. Maintenance and Inspection: Regularly inspect the rebuilt cylinder for leaks, wear, and other issues. Perform routine maintenance to keep the hydraulic system in good condition.