Specifications, Service and Repair of Farm and Lawn Tractors

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Kubota L3400 Troubleshooting

Lately I got the damage on my Kubota L3400 front end loader. Diesel doesn't rotate. Explain me what is the issue?

Fuel grade is wrong. Fault in fuel injection pump. Check and repair. Incorrect fuel injection pump timing. Adjustment required.

L3400 tractor failures. Loss of power. How should I correct the situation?

Clogged air cleaner Check the air cleaner. Engine valves out of adjustment. Contact an authorized service department.

Can someone say me what is the reason that diesel engine stalls?

Water mixed in the fuel - Remove water and replace with light oil.

Kubota L3400D tractor failure. Transmission shifts hard. What could it be?

Failure to fully depress clutch pedal when shifting - Instruct driver.

Somebody help me why steering wheel spinning very easy? What are my actions to correct the situation?

The minimum oil level - Pour full. Possible malfunction steering hydraulic cylinder - Make a replacement. The steering pump is defective - Replace pump.

I got a Kubota L3400 backhoe in february. Nowadays there is issue. Motor not starting. Can someone help me determine a source of issue?

Starter turns bad - Change or refit. Fuel pipes are contaminated - Clean and wash. Dirty fuel filter element - Change the filter. Piston rings worn out - You need repair.

I bought the same model. Recently I noticed steering wheel is hard to turn. Tell me what is a breakdown?

Minimum Oil Rating. Power steering oil too thick – high viscosity. Replace with the specified oil. Leak in hydraulic connections. It is necessary to fix a damage. Pump of power steering is broke. Install the new pump. Power steering is worn out. Replace it.

L3400 tractor question. Motor is difficult to start. Need help to define the cause of damage. What needs to be repaired?

In winter, oil viscosity increases, and engine cranks slowly. Cold start system worked incorrectly. Broken or Worn Piston Rings. Valve Leakage/Adjustment Bad. Water, dirt, or air in fuel system. Drain, flush, fill and bleed system. Fuel too heavy at low temperature.

L3400D tractor diesel failures. Engine hard to start sometimes. How could i fix the breakdown?

Clogging in fuel tank vent. Air in fuel system. Restriction in exhaust pipe. Low voltage - Charge battery. Dirty or faulty injectors. Clogged fuel filter. Clean or replace fuel filter. Incorrect timing.

Steering stopped working on our tractor. What's a breakdown?

The air was formed in hydraulic system. You need remove air. Low hydraulic oil rate in system. Fill the tank. Possible malfunction of hydraulic steering cylinder Check and repair.

I own the exact same tractor. Why diesel motor failure to start? How can i resolve an issue?

Valve timing is wrong - Need setting of valve timing. High or Low compression. Cylinder bores wear - You must fix it. Leaks between seats and valves - Eliminate leakage.

Having issues with a Kubota L3400 front end loader. I hear the engine knocking. what is the issue?

Lack of oil. Fill up. This is the low temperature of the coolant.

I have a problem why tractor front axle is cracking regularly at work?

Defective gear. Replace gears. Bearings have damage. You need to change it.

I own this model three years. Sometimes diesel start is very difficult. What you need to fix?

Injection nozzle has dirt. You must to diagnose injector. High-pressure fuel pump has a breakdown. Repair injection pump.

I bought the same tractor. Tell me why differential lock is defective abruptly? How can I fix it? What should I do?

Diaphragm damaged or wear of discs friction clutch. Replace parts.

I have Kubota L3400 backhoe. Diesel engine doesn’t want to work. Help me can i fix the problem?

Possibly fuel filter element has dirt. Or high-pressure fuel pump not adjusted.

Need help. Diesel overheats regularly. What could be the problem?

Little coolant in the cooling system. You need to fill the system. Broken or loose fan belt - Adjust belt tension or replace. Clogged air filter element - Clean or replace air filter. Motor overloaded - Reduce motor load. Broken or misadjusted fan belt - Adjust or replace.

My father has Kubota L3400 front end loader. Yesterday he got a loud knocking in the rear axle housing. What's wrong?

All sounds denote destruction of bearings.

Please explain me why diesel white exhaust smoke?

If white gas appeared from the exhaust pipe you necessary to replace piston rings urgently. Clogged air cleaner - Clean or replace elements.

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