Specifications, Service and Repair of Farm and Lawn Tractors

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John Deere 3650 - Problem solving assistance

Recently I noticed trouble with my JD 3650. Diesel engine doesn't crank. Tell me what is the breakdown?

Fuel type is incorrect. Possible failure drive high pressure fuel pump. Inspect and replace. Timing of fuel injection pump is incorrect. Need to set up.

Here is my question - why steering wheel spinning without opposition? How do I act to get rid of problem?

Low hydraulic oil level in the tank - Fill the tank. Steering cylinder has a defect - Change the seal. Pump steering broke - Replace pump.

I bought a John Deere 3650 in september. Currently there is damage. Diesel motor will not start. Could somebody help me diagnose the cause of damage?

Starter faulty - Change or refit. Dirt in the fuel system - You should make washing and cleaning. The fuel filter element is dirty - Renstall filter element. Piston rings are damaged - You need repair.

I use the same tractor. Recently, steering wheel operate bad. Somebody tell me what is problem?

Low Oil Rating. Pour completely. Oil flows out of the system. Eliminate a defect. Pump of power steering is broke. Check the steering pump. Power steering has a defect. Requires repair.

3650 model failure. Diesel is difficult to start. Help me please recognize the reason of damage. What should I do?

Restriction in air filter/cleaner or induction system. Cold start system used incorrectly. Damage or wear of piston rings. Defective fuel pump drive shaft. Water, dirt, or air in fuel system. Drain, flush, fill and bleed system. Crankcase oil too heavy. Use oil of proper viscosity.

JD 3650 motor troubles. Diesel engine starts hard regularly. How do i fix damage?

Restricted Fuel Lines. Air in fuel system. Restriction in exhaust pipe. Slow starter speed. Injection fuel is little or the spray is not excellent. Filter clogged. Fuel shut-off valve closed. Open fuel shut-off valve.

Steering doesn’t function on our tractor. What's a breakdown?

The air is in hydraulic system. You need draw out air. Low hydraulic oil rate in system. Top up the oil. Possible malfunction of hydraulic steering cylinder Replace the faulty part.

I use the exact same tractor. Why diesel doesn't start? How can i solve a problem?

Valve timing is wrong - Set a valve timing. Bad compression. Cylinder bores wear - You must fix it. Leakage between seats and valves - Need Removal of leakage.

John Deere 3650 damages. I hear a diesel engine knocking. what could be the issue?

This is a small residue of engine oil. Fill up. Coolant temperature dropped.

Please help to understand why tractor front axle to rattle incessantly while driving?

Gears teeth crumbling. You need to install new gears. ball bearings are firmly erased. Replace it.

I'm the owner this tractor about 5 years. Recently, motor start is difficult. What a breakdown?

Injector has dirt. You must to check injector. The fuel pump is not working. Requires replacement of injection pump.

I bought the exact same model. Tell me why locking differential does not work abruptly? How to solve the problem?

Diaphragm damaged or discs friction clutch worn out. You have to make repairs.

Our company has JD 3650. Diesel engine will not start. I need to know can i fix the problem?

Most likely fuel filter element has dirt. Otherwise the fuel pump adjustment is not correct.

Please help me. Motor constantly overheats. What is the problem?

Little coolant in the cooling system. You need to fill the system. Radiator core or side screens dirty - Clean radiator as required. Engine overloaded - Reduce engine load. Broken or misadjusted fan belt - Adjust or replace.

My friend has 3650 tractor. Today he diagnosed a crash in the rear axle. What is the malfunction?

These symptoms talk about bearing problems.

Please explain me why engine exhaust with white smoke?

When white gas appeared from the exhaust pipe you need to replace piston rings urgently.

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