Piston 2 - Week 4D
How is the inlet filter of a fuel injection system leak checked?
Turn the boost pumps on with the mixture at full rich
Turn the boost pumps on with the mixture at full rich and the throttles at idle
Turn the boost pumps on with the mixture at idle cut-off
Turn the boost pumps on with the mixture at full rich and the throttles wide open
How are the fuel nozzles of a fuel injection system leak checked?
Turn the boost pumps on with the mixture at full rich and the throttles wide open
Turn the boost pumps on with the mixture at full rich
Turn the boost pumps on with the mixture at full rich and the throttles at idle
Turn the boost pumps on with the mixture at idle cut-off
How many times can the gasket of a fuel injection system inlet filter be used?
Twice
Three times
As long as it is in good condition
Once
How would the inlet filter in a fuel injection system be cleaned?
By placing in a container with Varsol and shaking aggressively
In an ultrasonic cleaner or as per MM
Using a brush with engine oil
They do not need to be cleaned
What would you be inspecting a fuel inlet filter for on a fuel injection system?
Damage and dimensions
Dimensions and clarity
Colour and weave spacing
Contaminants and damage
What must be done before checking and adjusting the fuel pressure on a Continental fuel injection system? #1
The fuel system must be purged with nitrogen
A pressure gauge must be installed and purged with nitrogen
The fuel tanks must be filled completely
A pressure gauge must be installed and leak checked
What must be done before checking and adjusting the fuel pressure on a Continental fuel injection system? #2
The fuel tanks must have minimum fuel
The fuel tanks must be filled completely
The engine must be warmed up
The fuel system must be purged with nitrogen
When setting/adjusting up a Continental fuel injection system what is the general process?
Set the full speed and full throttle mixture
Set the idle mixture and idle speed
Set the idle speed and idle mixture
Set the idle speed and full throttle mixture
When setting/adjusting up a Continental fuel injection system what will be adjusted first?
Idle mixture
Maximum speed
Full speed mixture
Idle speed
What tools are used to adjust the idle rpm and mixture of a Continental fuel injection system?
The aircraft mechanical tach and a screwdriver/wrenches
Screwdriver/wrenches
A reliable tach and a small hammer
A reliable tach and a screwdriver/wrenches
What would be the correct mixture rise for the typical fuel injected engine?
5-15 RPM
25-50 RPM
75-100RPM
50-75 RPM
How is the idle mixture adjusted on a Continental Air/fuel control unit with pump mounted mixture control?
By turning the adjuster screw on the metering valve
By changing the length of the throttle metering valve linkage
By adjusting the idle screw on the throttle lever
By adjusting the idle mixture needle valve
How is the idle mixture adjusted on a Continetal Air/fuel control unit?
By adjusting the idle mixture needle valve
By turning the adjuster screw on the metering valve
By changing the length of the throttle metering valve linkage
By adjusting the idle screw on the throttle lever
What should you do if the pin gauge is inserted too far into a Continental fuel injection nozzle?
Replace the injector jet
Continue and push the pin gauge completely through
Throw it out and get a new one
Carry on, there is no depth requirement
What does the first digit of the nozzle ID stamping mean on a Continental fuel injection nozzle?
It identifies the type of fuel injection nozzle
It identifies the flow designation
It identifies the year of manufacture
It identifies the cylinder where the nozzle comes from
Where in of the Continental fuel injection nozzle is the pin gauge installed into when doing the special inspection?
Into the jet assembly
Into each of the air bleed holes
Into the vaporizer outlet only
Into the body end
What should you check the pin gauge for before doing the Continental special nozzle inspeciton?
It must be straight
It must be clean
It must be free of burrs
All of the other answers
What is this part? #6
A manifold valve
A fuel metering unit for a pump with mixture control
A Continental fuel injection pump
A Continental fuel injection pump for a turbocharged engine
A fuel metering valve
Naturally aspirate engine fuel nozzles
An air/fuel control unit
A turbocharged engine fuel nozzle
What is this part? #1
A Continental fuel injection pump for a turbocharged engine
A fuel metering unit for a pump with mixture control
A turbocharged engine fuel nozzle
A manifold valve
A naturally aspirate engine fuel nozzle
A Continental fuel injection pump
A fuel metering unit
An air/fuel control unit
What is this part? #3
A turbocharged engine fuel nozzle
A fuel metering unit for a pump with mixture control
An air/fuel control unit
A Continental fuel injection pump for a turbocharged engine
A manifold valve
A naturally aspirate engine fuel nozzle
A fuel metering unit
A Continental fuel injection pump
What is this part? #4
A turbocharged engine fuel nozzle
A Continental fuel injection pump
Naturally aspirate engine fuel nozzles
A manifold valve
A Continental fuel injection pump for a turbocharged engine
A fuel metering unit
A fuel metering unit for a pump with mixture control
An air/fuel control unit
What is this part? #5
An air/fuel control unit
A fuel metering valve
A turbocharged engine fuel nozzle
A Continental fuel injection pump
Naturally aspirate engine fuel nozzles
A Continental fuel injection pump for a turbocharged engine
A manifold valve
A fuel metering unit for a pump with mixture control
What is this part? #8
A fuel metering valve
A manifold valve
An air/fuel control unit
A fuel metering unit for a pump with mixture control
Turbocharged engine fuel nozzles
Naturally aspirate engine fuel nozzles
A Continental fuel injection pump for a turbocharged engine
A Continental fuel injection pump
What is this part? #7
A fuel metering unit for a pump with mixture control
A Continental fuel injection pump for a turbocharged engine
A turbocharged engine fuel nozzle
A fuel metering valve
A manifold valve
A Continental fuel injection pump
An air/fuel control unit
Naturally aspirate engine fuel nozzles
What is this part? #2
A manifold valve
A fuel metering unit
A fuel metering unit for a pump with mixture control
An air/fuel control unit
A Continental fuel injection pump
A naturally aspirate engine fuel nozzle
A turbocharged engine fuel nozzle
A Continental fuel injection pump for a turbocharged engine
What is the Continental fuel injection adjustment pointed to by B? #5
High un-metered fuel pump pressure
Idle speed
Idle mixture
Low un-metered fuel pump pressure
What is the Continental fuel injection adjustment pointed to by A? #1
Idle speed
High un-metered fuel pump pressure
Idle mixture
Low un-metered fuel pump pressure
What is the Continental fuel injection adjustment pointed to by A? #6
High un-metered fuel pump pressure
Low un-metered fuel pump pressure
Idle speed
Idle mixture
What is the Continental fuel injection adjustment pointed to by A? #2
High un-metered fuel pump pressure
Low un-metered fuel pump pressure
Idle speed
Idle mixture
What is the Continental fuel injection adjustment pointed to by B? #3
Idle mixture
Low un-metered fuel pump pressure
Idle speed
High un-metered fuel pump pressure
What is the Continental fuel injection adjustment pointed to by A? #4
Low un-metered fuel pump pressure
Idle speed
High un-metered fuel pump pressure
Idle mixture
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