Lombardini LDW 1003 - TROUBLESHOOTING CHART - LDW FOCS SERIES

COMPILER TECO/ATL
REG. CODE
1-5302-351
MODEL N°
50563
DATE OF ISSUE
04.90
REVISION 04
ENDORSED
DATE
15.11.99
9
TROUBLESHOOTING CHART- LDW FOCS SERIES
POSSIBLE CAUSE
Low fuel level
Fuel supply/ return lines clogged
Clogged fuel tank vent
Fuel pump faulty
Fuel entrained with air
Unit injector(s) faulty/ worn
Unit injector settings incorrect
Injection pump rack sticking
Oil level too high
Improper oil viscosity
Oil diluted by fuel
Oil pressure relief valve faulty
Oil pick-up tube clogged
Oil pump air entrained at pick-up tube
Glow plugs faulty
Glow plug controller faulty
Glow plug relay inoperable
Starter defective
Battery voltage too low
Battery / battery cable connections corroded
Key switch defective
Air filter clogged
Excessive idle / light load operation
Incomplete engine run-in
Engine overloaded
Excessive parasitic load
Valve lash insufficient / excessive
Injection timing out of spec- advanced
Injection timing out of spec- retarded
Governor linkage adjustment incorrect
Governor spring fatigued or defective
Idle rpm too low
Piston rings worn or stuck
Piston worn or damaged
Cylinders worn or damaged
Valves / valve guides worn
Valves sticking
Bearings (main / rod) worn
Governor / governor linkage malfunction
Cylinder head gasket damaged
Thermostat stuck or malfunctioning
Engine seized
Radiator clogged (external or internal)
Coolant pump faulty
Turbocharger faulty
Engine knocks
Engine will not crank
Engine does not start
Engine starts, but stops
Poor acceleration
White smoke
Unsteady RPM
Black smoke
Blue smoke
Low oil pressure
Oil level rising
Excessive oil consumption
Wet exhaust
Overheating
TROUBLESHOOTING CHART- LDW FOCS SERIES
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