Pistons quiz 2

Most carburetors use this device to draw fuel from the bowl to the fuel nozzle.

• Float valve

• Butterfly valve

• Venturi

• Mixture control

In a float type carburetor, the fuel level is maintained

• Level with the inlet fuel filter

• Just below the outlet of the accelerator pump nozzle

• Just below the main fuel nozzle (1/8”)

• Even with the idle jet

A Venturi works by increasing airspeed through the carburetor and

• Increasing the pressure

• Decreasing the resistance

• Decreasing the pressure

• Increasing the temperature

What type of bearing must be lubricated with oil under pressure

• Roller bearings

• Needle bearings

• Plain bearings

• Thrust bearings

In a high wing piston powered aircraft, fuel is usually delivered to a float type carb using

• An engine drive pump

• An electric pump

• Gravity

• A motive flow pump

A carburetor that does not use a float chamber is a

• Side draft carburetor

• Pressure carburetor

• Turbocharged carburetor

• Fuel injected carburetor

The device in a carburetor used to manually adjust the fuel flow is

• Accelerator pump

• Float valve

• Mixture control valve

• Butterfly valve

How do you stop an aircraft engine

• Turn ignition ( mags) OFF

• Cut off air to the carburetor

• Cut off fuel to the main and idle fuel nozzels

• Switch OFF the left mag

A “ spin on “ type oil filter must be

• Installed while the engine is warm

• Torqued correctly and safety wired

• Must be turned anticlockwise when being installed

• Must only be installed hand tight.

In a dry sump type oil system

• There must be a pressure pump and a scavenge pump.

• an oil separator must be installed

• Only multi grade oil may be used

• The oil tank must be pressurized