A.during low loads
B.after proper oil viscosity is reached
C.during starting
D.after cleaning filters
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A.adjusts the idle speed control
B.drain and flushes the governor and replace the oil
C.adjusts the compensating needle valve
A.Proper timing
B.Accurate metering
C.Suitable injection rate
D.Suitable atomization rate
A.sluggish response
B.speed droop variations
C.isochronous governing
D.sensitivity increase
A.speed will drop drastically with any increase in load
B.will stop due to zero fuel supply
C.will stall upon application of load
D.speed will remain fairly constant despite load changes
A.the sump oil level
B.oil flow sight glasses
C.bearing temperatures
D.all of the above
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（） is not installed on the main switchboar.