________________________________________________________________________________

JD 6600 - Operation problems

A week ago I got the problem on my John Deere 6600. Motor can not crank. Explain me what is the problem?

You used an incorrect type of fuel. Possible failure drive high pressure fuel pump. Diagnose and change. Timing of fuel injection pump is incorrect. Adjust if necessary.

Somebody help me why steering wheel turns around very easy? How do I act to get rid of problem?

Minimum Oil Rating - Pour completely. Steering cylinder has damage - Repair it. The steering pump is defective - Replace pump.

I purchased a John Deere 6600 in february. Currently there is problem. Motor won't start. Could anybody help me identify the cause of problem?

Starter speed is slow - Diagnose starter and reinstall if necessary. Restriction in a fuel pipe - You need to perform cleaning and washing. Fuel filter is dirty - Change it. Wear piston rings - Install new piston rings.

I bought the same tractor. Yesterday I saw steering wheel operate bad. Tell me what are possible malfunctions?

Low hydraulic oil level in tank. Fill the tank. Breakage of hydraulic hoses. It is necessary to fix a damage. Power steering pump defect. Replace the pump. Wear of power steering. Install the new power steering.

6600 tractor failure. Diesel engine very hard starting. Help me please recognize main cause of failure. What needs to be repaired?

Restriction in air filter/cleaner or induction system. Cold start system worked incorrectly. Broken or Worn Piston Rings. High pressure fuel pump drive shaft is broken. Water mixed in the fuel. Fuel too heavy at low temperature.

JD 6600 diesel motor issues. Diesel starts hard regularly. How can i fix this defect?

Restricted Fuel Lines. Air leaks on intake hoses. Clogging in exhaust pipe. Low voltage - Charge battery. Dirty or faulty injectors. Clogged fuel filter. Clean or replace fuel filter. Long Idle periods.

Steering stopped working on our tractor. What repairs should I do?

The hydraulic system has air. You must draw out air. Hydraulic oil low level in the tank. Pour completely. Wear of the hydraulic steering cylinder Make a replacement.

Having used the exact same tractor. Why engine has not been started? How do i fix the breakdown?

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

JD 6600 issue. This is a diesel motor knock. what is the trouble?

Oil of small quantity. Fill up. This is the low temperature of the coolant.

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

Defective gear. You must change the gears. Bearings are firmly erased. Fit new bearings.

I own this tractor three years. Regularly diesel start is very difficult. How to eliminate?

Injector has clog. You must to diagnose a nozzle. The fuel pump has a breakdown. Repair high-pressure fuel pump.

I bought the same tractor. Can someone explain to me what's problem if locking differential breaks down abruptly? What's solution to the problem?

Diaphragm worn out or replace friction clutch discs. Requires repair.

We have a 6600 tractor. Diesel engine doesn’t want to work. I need to know can I solve the problem myself?

Possibly fuel filter clogged. Otherwise injection pump adjustment is not correct.

I have trouble. Diesel overheating occurs. What kind of malfunction?

Low coolant level. Fill radiator to proper level, check radiator, coolant recovery tank, and hoses for loose connection or leaks. Dirty radiator core, or grille screens. Remove all trash. Engine overloaded - Reduce engine load. Fan belt is damaged. Change as required.

My brother has John Deere 6600. Day before yesterday he diagnosed a crunch in the rear axle. What's wrong?

These sounds evidence of destruction of bearings.

Please explain me what defect if diesel engine white exhaust smoke?

If white smoke appeared from exhaust pipe you necessary to change piston rings immediately.