Reasons for Auxiliary Engine High Exhaust Temperature

 Exhaust temperature rise may be because of various reasons considered to scenario

1. Excess temperature of all units increases

> Dirty turbocharger air filter 

> Governor malfunctioning 

> Problem with fuel oil that is fuel oil temperature decreases for fuel oil quality not good.

> Air cooler choked 

> Scavenge air temperature high 

2. Exhaust temperature of one unit increases

> Tappet clearance increases

> Incomplete combustion due to blow past

> Exhaust manifold got chock 

> Leaky fuel injector 

> Leaky exhaust valve 

> Bad fuel pump timing and rack adjustment.

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