Open the （）before starting an air comp

1、Before you start an engine in a compar

Before you start an engine in a compartment，it’s MOST important to（）.Acheck the flame arresterBcheck the fuel tankCcheck the batteryDventilate the bilge

2、Before hydraulic starting of an engine

Before hydraulic starting of an engine on a covered lifeboat，what need NOT be checked?（）AFuel supply line valveBPressure registered on the accumulator gaugeCCold-spark voltage readings test lampDEngine stop control

3、The starting air entering the cylinder

The starting air entering the cylinder begins when the piston（）Ahas nearly come to the TDCBhas just past the TDCChas nearly come to the BDCDhas just past the BDC

4、Before starting an air compressor, It

Before starting an air compressor, It should be （）.AturnedBoil level checkedCfilled with waterDA and B

5、The high air velocity leaving the comp

The high air velocity leaving the compressor of an exhaust gas turbocharger is converted to pressure in the （）Ainlet nozzle ringBturbine wheel bladeCdiffuser passagesDinlet vol

6、Before starting the turning gear, （） s

Before starting the turning gear, （） should be worked by hand to minimize corrosive action on the liners.Athe indicatorsBthe starting valvesCthe cylinder lubricatorsDthe turning gear