As shown the illustrated R-134a high pressure centrifugal chiller lubricating oil circuit, what is statement is true concerning the eductor? See illustration RA-0027.

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the eductor uses gas from the compressor discharge as a working fluid, pulling a suction on the inlet guide vanes drain sump and discharging to the main lube oil sump

Answer

the eductor uses oil from the lube oil pump discharge as a working fluid, pulling a suction on the inlet guide vanes drain sump and discharging to the main lube oil sump

Answer

the eductor uses oil from the lube oil pump discharge as a working fluid, pulling a suction on the main lube oil sump and discharging to the inlet guide vanes drain sump

Answer

the eductor uses gas from the compressor discharge as a working fluid, pulling a suction on the main lube oil sump and discharging to the inlet guide vanes drain sump

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