115
9 Troubleshooting
Fault finding table
14 White exhaust smoke (at full load)
Possible fault
Remedy
Faulty injector/injection pump. Check, replace if required.
Air in fuel system.
Check and bleed.
Wrong fuel quality or contami-
nated fuel.
Check fuel. Drain and flush fuel
tank. Replace with new fuel.
Water in fuel system.
Check water separator.
Incorrect injection timing.
Check / adjust.
Faulty glow plugs.
Check / replace.
Incorrect valve clearance.
Adjust.
Vapour in exhaust gases con-
denses as a result of very low
ambient temperature.
-
15 Burnt oil trace in exhaust line .
Possible fault
Remedy
Oil level too high .
Lower level.
Excessive wear of cylinder /
piston, piston rings.
Check compression; refurbish
engine.
Faulty turbocharger .
Check, Repair / Replace .
Summary of Contents for DT4.70
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