How is the lube oil temperature controlled in the pressurized lube oil system shown in the illustration? See illustration SE-0011.

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Accepted Answer

A thermostatic valve sensor determines temperature downstream of the L.O. coolers and the valve diverts lube oil flow through or around the cooler accordingly.

Answer

Sea water flow through the cooler is adjusted by opening or closing the inlet valve.

Answer

A thermostatic valve diverts sea water flow around the cooler.

Answer

Lube oil flow through the cooler is adjusted by changing the speed of the lube oil pump.

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