6 Most Common Kubota B6100 Problems (Solutions Included)

Kubota is known for creating quality tractors however, even the best tractors are known to succumb to problems overtime. In this article we are going to be discussing some of the most common Kubota B6100 problems and how you can easily resolve them.

Table of Contents

What Is A Kubota B6100?

A Kubota B6100 is a sub-compact utility tractor that was manufactured by Kubota in Japan from 1978 to 1984. This tractor comes with a 0.7 liter, 3 cylinder diesel engine. The Kubota B6100 also comes with a gear shift transmission that has a dry single plate clutch.

Kubota B6100 Problems

NB: Kubota B6100 tractors are sold without any malfunctioning parts and the problems highlighted below are usually influenced by wear and tear experienced by the tractor.

1. Engine Overheats

One of the problems which you may face with a Kubota B6100 is that the engine tends to overheat. This problem usually occurs when any of the following factors are present;

  • There might not be enough coolant in your engine.
  • The radiator cap may be defective.
  • Radiator fins may be clogged.
  • Fan belt may be loose or defective.
  • Engine oil may be low.

Troubleshooting Engine Overheats Problem

If you notice that the engine of your Kubota B6100 is overheating you can try any of the following methods in a bid to resolve the issue;

  • Check engine coolant levels and replenish it if low.
  • If the radiator cap is damaged you need to replace the radiator with a new one.
  • Remove any dirt or debris that may be trapped inside the radiator fins.
  • If the fan belt is lose you need to tighten it but if it is worn out you need to replace it.

2. Transmission Makes Noise

When you own a Kubota B6100 there is a chance that the transmission will start making excessive noises. This problem is usually caused by any of the following;

  • There might be no transmission oil in your tractor.
  • Gears may be damaged.
  • Shift forks may be worn out or bent.
  • Bearings may be worn out or damaged.

Troubleshooting Transmission Makes Noise Problem

If the transmission of your Kubota B6100 is always making noise, you can try any of the following techniques in order to resolve the issue;

  • Check transmission oil levels in your tractor and replenish if it is low.
  • If gears are damaged you need to have them replaced.
  • Replace shift forks if they are worn out or bent.
  • Replace bearings if they are worn out or damaged.

3. Engine Knocks

Another problem which you may experience with a Kubota B6100 is that the engine tends to knock. This problem is caused by the following;

  • Lack of engine oil in tractor.
  • Improper setting of fuel injection pump timing.
  • Pistons may be worn out or damaged.
  • Connecting rod may be misaligned or damaged.

Troubleshooting Engine Knocks Problem

If the engine of your Kubota B6100 knocks you can try any of the following methods in order to resolve the issue;

  • Check engine oil levels in your tractor and replenish it if low.
  • Adjust the fuel injection pump timing if it is wrongly set.
  • Replace pistons if they are worn out or damaged.
  • Realign the connecting rods or replace them if they have a problem.

4. Starting Problems

When you have a Kubota B6100 you nay experience starting problems with it. This problem is usually caused by any of the following;

  • Fuel filter may be plugged.
  • There might be air in the fuel system.
  • There might be no fuel in your tank.
  • Fuel injection nozzle may be faulty.
  • Fuel injection pump may be defective.

Troubleshooting Starting Problems

If you are experiencing starting problems with your Kubota B6100 you can use any if the following techniques in a bid to resolve the issue;

  • If the fuel filter is plugged you need to clean it and replace the element.
  • If there is air in the fuel system you need to bleed it out.
  • Check if there is enough fuel in your tank and replenish it if low.
  • If the fuel injection nozzle is faulty, replace it.
  • If the injection pump is defective you need to have it replaced.

5. Gear Problems

You may also experience problems with your gears. In most cases they will become hard to shift. This problem usually happens when the following occur;

  • Gear shift linkages may be worn out or stuck.
  • Clutch may be malfunctioning.
  • Gear shift forks may be worn out or damaged.

Troubleshooting Gear Problems

When you experience gear problems on your Kubota B6100 you should use any of the following techniques to try and resolve the problem;

  • Replace gear shift linkages if they are worn out or stuck.
  • If the clutch is malfunctioning you need to have it replaced.
  • If the gear shift forks are worn out or damaged you need to replace them.

6. Steering Wheel Becomes Hard To Turn

When you have a Kubota B6100 it is common to experience steering problems. In most cases, the steering will become hard to operate or turn. This usually happens when the following occur;

  • Steering column may be damaged.
  • Steering gearbox may not have enough lubricant.
  • Tires may not be properly inflated.
  • Tie rod may be faulty.

Troubleshooting Steering Problems

If your steering wheel becomes hard to operate you can try any of the following in order to resolve the problem;

  • If the steering column is damaged you need to replace it.
  • Ensure that the steering gearbox has enough lubricant.
  • Check tire pressure and ensure that all tires are properly inflated.
  • If the tie rod is faulty you need to replace it.

What Engine Is In Kubota B6100?

The Kubota B6100 has a 3 cylinder diesel engine.

Are Kubota Tractors Good Quality?

Yes, Kubota tractors are good quality. They are made using durable materials and they will definitely last you a lifetime.

Conclusion

Kubota tractors have definitely stood the test of time and even though they may succumb to problems over time they are still a decent brand to opt for. The problems indicated in this article can easily be resolved and you can also avoid them by regularly servicing your tractor.