Specifications, Service and Repair of Farm and Lawn Tractors

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Kubota L48 Problems

Recently I recognized the damage on my Kubota L48 backhoe. Motor doesn't rotate. Tell me please what kind of malfunction?

Wrong type or grade of fuel used. Fault in fuel injection pump. Inspect and refit. Wrong fuel injection pump timing. Adjust if needed.

L48 tractor issues. Insufficient engine power. How to get rid of problem?

Too much oil in engine. Uneven fuel injection - Replace injection pump. Valve clearance incorrectly.

Tell me why engine starts but stops after a short period of time?

Dirt, water, or ice in fuel system. Jet nozzle clogged - Replace or repair the nozzle.

L48 tractor trouble. Transmission shifts hard. What happened?

Linkage binding, bent, or loose - Free, straighten, or tighten as needed.

I would like to know why my steering wheel turns around without opposition? What do I need to do for troubleshooting?

Low oil index - Fill the tank. Possible malfunction steering hydraulic cylinder - Repair it. Pump steering broke - Replace pump.

I bought a Kubota L48 backhoe in september. Today there is issue. Diesel engine won't start. Can somebody help me diagnose a source of problem?

Starter turns bad - Change or restore. Fuel line is clogged up - You need to perform cleaning and washing. Fuel filter is dirty - Replace it. Piston rings are damaged - Need replacement of piston rings.

I bought the same model. Recently, steering does not work well. Somebody tell me what are possible malfunctions?

Low hydraulic oil level in the tank. Incorrect toe-in. Improper alignment of front wheels - Replace tie-rod. Oil flows out of the system. It is necessary to eliminate a fault. Steering pump is defective. Repair the pump. Hydraulic power steering is defective. Install the new power steering.

L48 tractor issue. Diesel hard starting. Please help me identify main cause of issue. What can I do?

Fuel tank or fuel filter is clogged by dirt. Head gasket leaking. Incorrect functions of the cold start system. Damage or wear of piston rings. Gasket Blow-By or Leakage. Water, dirt, or air in fuel system. Drain, flush, fill and bleed system. Fuel too heavy at low temperature.

L48 diesel engine issues. Diesel is difficult to start regularly. How can i fix it?

Restricted Fuel Lines. Air leak on the suction side of the system. Restriction in exhaust pipe. Slow starter speed. Dirty or faulty injectors. Clogged fuel filter. Clean or replace fuel filter. Incorrect timing.

There was a breakdown of the steering on my tractor. Why did this happen?

The air is in hydraulic system. We recommend you remove air. Hydraulic oil low level in system. Pour completely. Steering cylinder has problems Check and repair.

I have the same model. Why motor has not been started? How can i fix malfunction?

Wrong valve timing - Adjust valve timing. Low compression. Worn cylinder bores - Need overhaul. Leaks between seats and valves - Remove leaks.

Kubota L48 damages. Diesel knocks. what is the breakdown?

This is a small residue of engine oil. Add oil. Too much bearing play. Injection volume incorrectly set - Adjust settings.

I can't figure it out why driving front axle is cracking chronically when driving?

Gears teeth crumbling. You must change the gears. ball bearings are firmly erased. Swap the replacement.

I own this model less than five years. Sometimes engine start is very hard. How to eliminate?

Injector is dirty. You must to diagnose a nozzle. Injection pump does not work. Replace injection pump.

I get the exact same tractor. Answer my question what's problem if differential lock breaks down abruptly? How can I fix it? What should I do?

The diaphragm torn or disks of the friction clutch are worn out. Requires repair.

I have Kubota L48 backhoe. Engine does not start. Help me can I solve the problem myself?

Possibly fuel filter clogged. Or the fuel pump to lost adjustments.

Please help. Diesel overheating occurs. How can I fix it?

Little coolant in the cooling system. You need to fill the system. Cooling fluid boils in the radiator. Poor fuel atomization by the injectors. High-speed and idle mixture needles not properly adjusted. Too much load - you must reduce the load or speed. Broken or misadjusted fan belt - Adjust or replace.

My father has Kubota L48. Today he got a loud knocking in the crankcase of the drive axle. What problem tell me?

All signs evidence of destruction of bearings.

Tell me what damage if diesel engine emits white smoke?

If white smoke visible from exhaust pipe you necessary to change piston rings urgently. Clogged air cleaner - Clean or replace elements.

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