7 Common Bobcat 334 Problems (Solutions Included)

Without a doubt, a crucial component of your company is your Bobcat mini excavator. The remarkably robust Bobcat 334 can be found on many construction sites around the country. This model shares features with the Bobcat 331 such as rubber tracks, a long arm, and an auxiliary hydraulic system.

Like a lifelong friend, the Bobcat 331, 337, or E35 is trustworthy and indispensable. Final drive motors experience significant wear and tear even with regular usage, regardless of the brand of heavy equipment.

The chassis of this machine is very similar to the Bobcat 331, with the addition of a quick coupler and the ability to convert from a backhoe to a loader by attaching a dozer blade. This model’s joystick controls are soft-touch to reduce user fatigue. Except for power, this small excavator is substantially similar to the Bobcat 331 overall.

This post will discuss seven Bobcat 334 problems that mini excavator owners or operators may run into and offer fixes for them.

Table of Contents

Bobcat 334 Problems and Their Solutions

Although the small Bobcat 334 excavator is perfect for handling all of your medium-to-small-sized lawn and gardening tasks, it is not infallible. In addition to technical expertise, troubleshooting these problems necessitates a thorough comprehension of the machine’s mechanics.

The following lists seven typical issues with the Bobcat 334 mini excavator, along with solutions for each.

1. Engine Starting Issues:

Problem: The engine fails to start or struggles to turn over.

Check the battery. Ensure that the battery connections are clean and secure. If necessary, charge or replace the battery.
Inspect the fuel system. Verify that the fuel tank has sufficient fuel and that the fuel filters are clean. Replace any clogged filters.

2. Hydraulic System Malfunctions:

Hydraulic power loss is a common problem with the Bobcat 334 mini excavator. The hydraulic system malfunctions or runs slowly. There are several possible causes for this, including low hydraulic fluid levels, clogged filters, and damaged hoses.

By taking these actions, you can assist in getting the Bobcat 334 mini-excavator hydraulic power back.

Verify the level of the hydraulic fluid. Make sure the fluid has the right viscosity and is at the right level.

Check the hydraulic filters. To keep the hydraulic system operating at peak efficiency, replace any clogged filters.
Check for leaks: Look for any obvious leaks in the hydraulic fluid and fix them right away.

3. Overheating Issues:

Problem: The mini excavator’s temperature rises above normal levels.

Clean the radiator: Check for any debris, dust, or dirt accumulating on the radiator. Thoroughly clean it to maximize airflow.
Inspect hoses and belts: Look for any worn-out or cracked hoses and belts. Replace if needed.
Verify the cooling fan operation: Ensure the fan is spinning freely and that the fan belt is properly tensioned.

4. Electrical Problems:

Problem: The electrical system of the mini excavator malfunctions or fails to operate specific functions.

Inspect the fuses and relays. Check for any blown fuses or faulty relays. Replace as necessary.
Examine the wiring connections. Ensure all electrical connections are secure and free from corrosion. Fix any loose or damaged wires.

Test the switches and controls. Verify that all switches and controls are functioning properly. Replace if needed.

5. Steering Difficulties:

Problem: The mini excavator experiences steering issues or becomes hard to maneuver.

Check tire pressure. Ensure all tires are properly inflated.

Inspect the steering system components: Look for any signs of wear or damage in the steering linkage, pivots, or cylinders. Repair or replace as required.
Lubricate components: Ensure all steering components are adequately lubricated according to the manufacturer’s recommendations.

6. Unusual noises or vibrations:

Problem: The mini excavator produces abnormal noises or vibrations during operation.

Inspect for loose or damaged parts. Check all critical areas, such as the engine, drive chains, wheels, and attachments. Adjust or swap out any broken or loosened components.
Lubricate moving parts: Make sure that all bearings, bushings, and pins are adequately lubricated.
Do routine upkeep: Pay attention to the manufacturer’s recommended maintenance schedule to avoid issues brought on by neglect.

7. Parking brake issue

The parking brake may not engage or disengage correctly, which can be an issue for operators. One of three possible causes of this problem is a broken parking brake switch, a worn-out parking brake lever, or a defective brake solenoid.

Make sure the brake solenoid is operating properly by inspecting it before attempting to fix the issue. If it is not, replacement is necessary.
Look for wear and tear on the parking brake lever and replace it if necessary.

Finally, check and test the parking brake switch to make sure it is operating properly. If not, replace it. Users can make sure the parking brake on the Bobcat 334 loader is engaged and disengaged properly by carefully inspecting and fixing these parts.

Conclusion

Owners or operators of Bobcat 334 mini excavators can guarantee peak performance, extend lifespan, and reduce downtime by quickly addressing and resolving these frequent issues.

It takes a methodical approach and a thorough understanding of the mechanical aspects of the Bobcat 334 mini excavator to troubleshoot its issues. Operators must perform thorough inspections and use the appropriate troubleshooting methods. By doing so, they can resolve these issues effectively and ensure the smooth operation of the Bobcat 334 mini excavator.

FAQs

Who produces the Bobcat diggers?

The former Clark Equipment Company is now known as the Bobcat Company. The globally owned Bobcat Company is the registered trademark holder of the “Bobcat” name.

What sets Bobcat 331 apart from 334?

Compared to the Bobcat 331 model, the Bobcat 334 is a larger, more powerful, and extremely resilient model. All across the country, construction sites frequently have it. Like the Bobcat 331, this model has rubber tracks, a long arm, and an auxiliary hydraulic system.

What is the weight of a Bobcat 334?

Fabricated between 2004 and 2009, the Bobcat 334 G Mini Excavator has dimensions of 4.89 meters by 1.54 meters by 2.34 meters and a transport height of 2.34 meters. It weighs 3.55 tons. The track width is 320 HP, and its bucket capacity is 0.1 U/min.

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