Excessive lube oil consumption can res

1、A dirty lube oil strainer can result i

A dirty lube oil strainer can result in（）AcrankcaseBlow lube oil temperatureCexcessive oil consumptionDlow bearing oil pressure

2、Excessive lube oil consumption by a re

Excessive lube oil consumption by a reciprocating air compressor can be caused by （）.Ausing a slightly dirty air filterBusing oil having an excessive viscosityCintercooler or after-cooler leaksDcarrying the oil level higher than normal

3、Waste oil from the lube oil sumps of m

Waste oil from the lube oil sumps of machinery may NOT be （）.Adrained into the vessels bilgesBreclaimed for other usesCheld in a slop tankDpurified and then reused

4、Lube oil filters remove contaminants m

Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.Aunder high pressureBunder low pressureCheated to reduce viscosityDcooled to increase viscosity

5、Excessive oil foaming in the crankcase

Excessive oil foaming in the crankcase of a refrigeration compressor can result in （）.Aoverheated compressor bearingsBexcess lube oil viscosityCcarbon deposits on the compressor piston ringsDwax crystals forming in the lubricant

6、Diesel engine lube oil can become cont

Diesel engine lube oil can become contaminated as a result（）Athe water produced during combustionBthe sulfur in the fuelCunburned fuel oilDall of the above