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Diesel engine Series 15B / 18B
Faults
Error
Strong speed
fluctuations
Engine stops
suddenly
Engine emits blue
smoke
Engine emits white
smoke
94
Possible cause
Speed governor jammed or
defective
Fuel filter blocked
Adjusting lever jammed or
defective
Empty tank
Ventilation in the fuel filler cap
blocked
Vapour bubble formation caused
by too hot fuel
Defective injection nozzle
Fuel line broken
"Piston seizure"
Crankshaft bearings "seized" or
worn
Oil level too high
Crankcase ventilation valve
defective
Valve stem seal on intake valve
guide defective
Worn valves, valve guides
Piston and cylinder worn
End of delivery too late
Injection nozzle worn
Troubleshooting
Check speed governor, replace if
necessary
Replace fuel filter
Check adjusting lever, replace if
necessary
Filling with fuel
Replace fuel filler cap
Let fuel cool down
Check injection nozzle, repair or
replace
Replace fuel line
Overhaul engine (change piston
and cylinder)
Overhaul engine
Correct oil level
Replace crankcase ventilation
valve
Replace valve stem seal
Replace cylinder head
Replace piston and cylinder
Check and adjust end of delivery
Replace injection nozzle
Clearance by
Skilled
employee
Operator
Skilled
employee
Operator
Operator
Operator
Skilled
employee
Skilled
employee
Skilled
employee
Skilled
employee
Operator
Skilled
employee
Skilled
employee
Skilled
employee
Skilled
employee
Skilled
employee
Skilled
employee
2008-09-08
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