09
2021
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07
When these warning lights come on, stop the machine immediately and check for engine faults!
Reviewing the warning signs on the Perkins engine body (click here), they can alert and help avoid certain dangers. When a Perkins engine in operation encounters some faults, it will also display corresponding advanced warning signs, such as excessive smoke, increased fuel and oil consumption, and abnormal noise. Recognizing and understanding these maintenance indicator lights helps resolve engine fault issues.
Review the warning signs on the Perkins engine body (click here), which can alert and help avoid certain dangers. When a Perkins engine is running and encounters certain faults, it will also display corresponding advanced warning signs, such as excessive smoke, increased fuel and oil consumption, and abnormal noise. Recognizing and understanding these maintenance indicator lights helps resolve engine fault issues.
Excessive black smoke
Possible causes:
Primary/secondary air filter dirty,
Operating gear too high,
Excessive fuel,
Overload;
Increased fuel consumption
Possible causes:
Fuel nozzle/injector malfunction,
Turbocharger failure,
Air filter dirty,
Incorrect settings,
Fuel leakage;
Blue smoke
Possible causes:
Turbocharger seal wear,
Worn rings/bushings,
Valve guide wear,
Prolonged engine operation;
White mist
(Steam: water entering combustion chamber)
Possible causes:
Head or liner crack,
Gasket leakage;
White smoke
Possible causes:
Incorrect starting procedure,
Incorrect injector timing,
Injector malfunction;
Increased oil consumption
Possible causes:
Worn or broken rings/gaskets,
Turbocharger seal wear,
Valve guide wear,
Prolonged engine operation;
Abnormal noise
Possible causes:
Fuel nozzle/injector malfunction,
Turbocharger failure,
Piston pin bushing wear,
Rod/main bearing wear,
Excessive valve clearance;
When these warning signs are displayed, it is recommended to stop the engine immediately for maintenance inspection. If you have any questions, you can contact your local Weijia customer service department for technical analysis and inspection to determine the correct course of action. We will assist you in making maintenance decisions, engine adjustments, oil analysis, or maintenance improvements to help keep your engine running at its best again.
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10-1 Weiye Rd,Beijiao Industrial Park,Beijiao,Shunde,Foshan