Specifications, Service, and Repair of Farm and Lawn Tractors

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MF 7620 Issues - User questions

A week ago I noticed some issue on my Massey Ferguson 7620. Diesel will not crank over. Tell me what kind of issue?

Fuel grade is wrong. Fuel pump not working. Inspect and replace. Wrong fuel injection pump timing. Adjustment required.

MF 7620 issues. Poor engine performance. How should I get rid of problem?

Blocked air filter. Clean it or replace it if necessary. Dirty engine air screen/fins. Clean engine air screen/fins.

Tell me please what happened if irregular engine running?

Engine overheating. Defective injection nozzle. Loose electrical connections.

7620 model issue. Transmission rough shifting. What's fault?

Excessive clutch pedal free travel - Adjust free travel.

Here is my question - why steering wheel rotates very easy? What should I do to correct the situation?

Low oil index - Pour full. Possible malfunction steering hydraulic cylinder - Perform repair. Defect in the power steering pump - Replace pump.

I purchased a Massey Ferguson 7620 in april. Nowadays there is issue. Engine will not start. Can anybody help me define a source of problem?

Starter turns bad - Diagnose starter and reinstall if necessary. Dirt in the fuel system - Wash and clean the fuel line. The fuel filter element is dirty - Replace it. Worn piston rings - Install new piston rings.

I have the same model. Yesterday I saw the steering stopped working. Help me find out what's issue?

Minimum Oil Rating. Tight spindles.Different from tyre inflation - Inflate both tyres to same specified pressure. Leak in hydraulic connections. Eliminate the problem. Power steering pump defect. Repair the pump. Power steering is damaged. Replace it.

7620 tractor question. Engine starts hard. Please help me determine prime cause of breakdown. What can I do?

Improper engine oil viscosity. Loose electrical connections. Incorrect functions of the cold start system. Piston rings are wear or deformed. Gasket Blow-By or Leakage. Water, dirt, or air in fuel system. Drain, flush, fill and bleed system. Fuel too heavy at low temperature.

MF 7620 motor troubles. Diesel motor starts hard sometimes. How could i resolve an issue?

Restriction in fuel tank vent. Air in fuel system. Clogging in exhaust pipe. Low voltage - Charge battery. Diesel injection nozzles faulty or sticking. Filter clogged. Incorrect timing.

Steering does not operate on our tractor. What is problem?

The air is in hydraulic system. We recommend you remove air. Minimum hydraulic oil level in system. Pour completely. Steering cylinder has problems Repair it.

I am working on the same model. Why engine does not start? How could i solve a problem?

Valve timing is improper - Make adjustment. High or Low compression. Cylinder bores are worn - Repair it. Leakage between valves and seats - Eliminate leakage.

MF 7620 damages. I hear a diesel engine knocking. what is the probable breakdown?

This is a small residue of engine oil. You should pour this. Cooling temperature is minimum.

Please help to understand why driving front axle is cracking chronically at the moment of motion?

This is gears damage. Replace gears. ball bearings crumbled. Replace it.

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

Injection nozzle has dirt. You should checking injector. Injection pump problems. Replace injection pump.

I get the same tractor. Tell me what reason if differential lock is damaged immediately? What's solution to the problem?

This is the diaphragm rupture or discs friction clutch worn out. Change worn components.

I have Massey Ferguson 7620. Motor not working. I need to know what is the fault?

Most likely Dirt in the fuel system. Otherwise the fuel pump not adjusted.

I have the problem. Motor overheating occurs. What kind of malfunction?

Coolant level lowered. Pour liquid into radiator to recommended level. Incorrect engine oil level or contaminated with water. Check and replace the engine oil or adjust the oil level by draining or filling to the required level. Excessive load - Reduce load or speed. Fan belt is damaged. Change as required.

My friend has 7620 tractor. Yesterday he heard a crash in the rear axle housing. What's wrong?

These signs point to bearing problems.

Help with the question why diesel exhaust white gas?

When white smoke visible from the exhaust pipe you need to carry out replacement of piston rings urgently. Excessive engine oil - Reduce to specified level.

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