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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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