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Kubota L4400 Problems
Two days ago I found out some issue on my Kubota L4400. Diesel motor
will not crank over. Explain me what could be the problem?
Fuel grade is wrong. Broken drive on fuel injection pump. Inspect and
replace. Timing of fuel injection pump is incorrect. Perform adjustment.
L4400 tractor problems. The engine fails to develop the full power. How
to troubleshoot it?
Engine overheating. Intake and / or exhaust valves leaking. Check valve
clearance and sealing effectiveness. Service as required.
Help with the question what is fault if diesel engine stalls frequently?
Dirt, water, or ice in fuel system. Jet nozzle clogged - Replace or
repair the nozzle.
L4400 tractor trouble. Transmission shifts hard. What could it be?
Transmission misaligned - Correct alignment.
Please give me information why my steering wheel turns without
resistance? What do I need to do to troubleshoot?
Low hydraulic oil level in the tank - Fill the tank. Steering cylinder
has problems - Make a replacement. Pump steering broke - Repair pump.
I acquired a Kubota L4400 in april. Today there is malfunction. Motor
won't start. Could anyone help me find a source of malfunction?
Starter rotates slowly - Check starter and replace if necessary.
Restriction in a fuel pipe - Clean and wash. There is dirt in the fuel
filter - Replace it. Piston rings are damaged - Must be repaired.
I use the same tractor. Recently I noticed the steering stopped working.
Somebody tell me what are possible malfunctions?
Low hydraulic oil level in tank. Suction filter dirty. Clean and remove.
Front wheels aligned wrong. Oil flows out of the system. It is necessary
to fix a damage. Pump of power steering is broke. Check the steering
pump. Hydraulic power steering is defective. Diagnose the power
steering.
L4400 tractor question. Diesel hard starting. Help me specify the source
of problem. What can I do?
Choke cable not adjusted properly. Choke not operating properly. Cold
start system worked incorrectly. Piston rings are worn or broken.
Cracked injector Body or Cup. Water, dirt, or air in fuel system. Drain,
flush, fill and bleed system. Fuel too heavy at low temperature.
Kubota L4400 engine troubles. Motor hard to start regularly. How do i
fix malfunction?
Restricted Fuel Lines. Air in fuel system. Restriction in exhaust pipe.
Slow starter speed. Diesel injection nozzles faulty or sticking. Filter
clogged. Long Idle periods.
Steering not working on my tractor. What is problem?
The air is in hydraulic system. You must draw out air. Oil low level in
the tank. Pour completely. Steering hydraulic cylinder worn out Check
and repair.
Having used the same model. Why motor has not been started? How can i
fix damage?
Valve timing is wrong - Make adjustment. Low compression. Cylinder bores
wear - Repair it. Leakage between valves and seats - Remove leakage.
Kubota L4400 damages. This is a diesel knock. what could be the
malfunction?
Oil of small quantity. Add oil. Coolant temperature is low.
I can't figure it out why front axle is cracking regularly at the moment
of motion?
This is the failure of any gear. Replace gears. ball bearings crumbled.
You need to change it.
I own this tractor three years. Recently, engine start is very hard.
What you need to fix?
Nozzle is dirty. You must checking a nozzle. Injection pump is damaged.
Requires replacement of injection pump.
I have the same tractor. Explain to me why differential lock breaks down
swiftly? How to solve the problem?
This is the diaphragm rupture or wear of discs friction clutch. You have
to make repairs.
We have a L4400 tractor. Diesel engine doesn’t want to work. I need to
know can i fix the problem?
Most likely Dirt in the fuel system. Otherwise high-pressure fuel pump
is improperly adjuste.
I have trouble. Engine overheating occurs. How to fix it?
Lack of coolant in cooling system - Fill cooling system to proper level.
Dirty radiator core, or grille screens. Remove all trash. Excessive load
- Reduce load or speed. Loose or problem fan belt. Adjust belt tension.
My father has Kubota L4400. Yesterday he got a noise in the crankcase of
the drive axle. Which part is damaged?
These signs denote bearing problems.
Tell me what damage if diesel exhaust white gas?
If white gas visible from exhaust pipe you required to change piston
rings urgently. Oil level too high - Reduce to correct quantity.
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KUBOTA TRACTORS SPECIFICATIONS |
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KUBOTA ENGINES DATA AND SERVICE SPECS |
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KUBOTA FRONT END LOADERS |
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KUBOTA TRACTORS TROUBLESHOOTING | ||||
L235 | L2501 | L2550 | L275 | L3110 |
L3301 | L35 | L3710 | L3901 | L4310 |
L5030 | M4700 | M5700 | M6040 | M6800 |
M8200 | M8540 | M9000 | MX5100 | MX5200 |