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67 Cards in this Set
- Front
- Back
DESCRIBE SPEED SET CAM
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SETS 100% RPM IN THE FLIGHT RANGE
COMPRESSES THE SPEEDER SPRING BELOW FLIGHT IDLE, SO THAT BLADE ANGLE IS CONTROLLED BY POWER LEVER POSITION. |
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DESCRIBE BETA SET CAM
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WORKS IN CONJUNCTION WITH THE BETA FOLLOW UP CAM ON THE BETA SHAFT, IT SELECTS THE BLADE ANGLE IN THE BETA RANGE AND PROVIDES BETA FOLLOW UP IN THE FLIGHT RANGE.
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DESCRIBE FEATHER AND DISARM CAM
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POSITIONS THE FEATHER VALVE TO FEATHER WHEN THE EMERGENCY SHUTDOWN HANDLE IS PULLED AND REPOSITIONS THE NTS LINKAGE SO AS TO NOT ACTUATE THE FEATHER VALVE BELOW 24* COORDINATOR
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DESCRIBE ALPHA BACKUP CAM
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OPENS THE BACKUP VALVE BELOW APPROXIMATELY 28* COORDINATOR TO PROVIDE EXTRA DECREASE PITCH PRESSURE TO RETRACT THE LOW PITCH STOPS.
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DESCRIBE ALPHA PITCHLOCK RESET CAM
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ENERGIZES THE PITCHLOCK RESET SOLENOID BELOW 28* COORDINATOR PROVIDED THE BLADE ANGLE IS GREATER THAT 10*
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DESCRIBE BETA FOLLOW-UP CAM
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WORKS IN CONJUCTION WITH THE BETA SET CAM TO SET THE BLADE ANGLE IN THE GROUND RANGE AND PROVIDES BETA FOLLOW-UP IN THE FLIGHT RANGE
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DESCRIBE BETA BACKUP CAM
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OPENS THE BACKUP VALVE ABOVE APPROX. 24* BLADE ANGLE. IT CLOSES THE BACKUP VALVE AT BLADE ANGLES BELOW 24* TO PREVENT DECREASE PITCH PRESSURE GREAT ENOUGH TO BREAK THE LOW PITCH STOP FROM DEVELOPING.
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DESCRIBE BETA AIR START CAM
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ENERGIZES THE FEATHER VALVE SOLENOID BELOW 45* BLADE ANGLE WHEN THE FEATHER BUTTON IS BEING HELD OUT.
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DESCRIBE FEATHER CUTOUT SWITCH CAM
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PREVENTS PRESSURE SURGES FROM TERMINATING THE FEATHER CIRCUIT UNTIL BLADE ANGLE REACHES 74* OR MORE.
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DESCRIBE PITCHLOCK RESET AND BETA LIGHT CAM
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DE-ENERGIZES THE PITCHLOCK RESET SOLENOID WHEN THE BLADE ANGLE DROPS BELOW 10*, AND ILLUMINATES THE BETA LIGHT..
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WHAT ARE THE 3 PROPELLER SAFETY DEVICES?
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1. PITCHLOCK AND PITCHLOCK RESET
2. VARIABLE HYDRAULIC LOW PITCH STOP (BETA FOLLOW-UP) 3. MECHANICAL LOW PITCH STOPS |
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WHAT IS THE ALPHA RANGE?
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FLIGHT
34 - 90* COORDINATOR |
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WHAT IS THE BETA RANGE?
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GROUND
0 - 32* COORDINATOR |
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CENTRIFUGAL TWISTING MOMENT IS HOW MUCH GREATER THAN AERODYNAMIC TWISTING MOMENT?
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20 TIMES
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WHAT CONTROLS RPM IN THE BETA RANGE?
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FUEL CONTROL
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WHICH IS THE STRONGEST AERODYNAMIC FORCE.
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CENTRIFUGAL TWISTING MOMENT
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WHICH IS THE STRONGEST MECHANICAL FORCE?
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CENTRIFUGAL FORCE
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WHAT ARE THE POSITIONS OF THE FEATHER VALVE?
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NEUTRAL AND FEATHER
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WHEN IS PITCHLOCK CAMMED OUT?
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BELOW 17* AND ABOVE 57* BLADE ANGLE
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WHAT IS THE AUTOFEATHER PRIORITY?
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4 - 1 - 3 - 2
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PITCHLOCK RESET IS POWERED BY ...
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FEDC
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WHAT DOES PITCHLOCK RESET, RESET PITCHLOCK TO?
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109% RPM
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WHAT ARE THE 5 BASIC FORCES ON A PROP?
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1. CENTRIFUGAL FORCE
2. THRUST BENDING 3. TORQUE BENDING FORCE 4. AERODYNAMIC TWISTING MOMENT 5. CENTRIFUGAL TWISTING MOMENT |
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WHAT IS THE POWER SOURCE FOR AUX FEATHER PUMP #1 AND #4?
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BUS B / MEDC
ALTERNATE AC POWER BUS A |
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WHAT IS THE POWER SOURCE FOR AUX FEATHER PUMP #2 AND #3?
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EMDC
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WHAT ARE THE POSITIONS OF THE FEATHER VALVE?
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FEATHER AND NEUTRAL
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WHAT CONTROLS THE BLADE ANGLE IN BETA RANGE?
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POWER LEVER
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WHAT DETERMINES RPM IN BETA RANGE?
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FUEL CONTROL
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WHAT IS THE CONSTANT SPEED THE GOVERNOR IS AT IN ALPHA RANGE?
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100 +/- 1%
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WHAT ARE THE ELECTRICAL FUNCTIONS OF THE E-HANDLE?
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BLEED AIR SOV CLOSES
EDC'S/FIREWALL SOV CLOSES OIL TANK SOV CLOSES FEATHER SYSTEM ACTUATES FUEL SHUTOFF @ FCU |
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WHAT ARE THE MECHANICAL FUNCTIONS OF THE E-HANDLE?
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GENERATOR COOLING SOV CLOSES
EMERGENCY FUEL TANK SOV CLOSES FEATHER SYSTEM ACTUATES FUEL SHUTOFF @ FCU |
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WHAT ARE THE 5 BASIC FORCES ON A PROP?
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1. CENTRIFUGAL FORCE
2. THRUST BENDING 3. TORQUE BENDING FORCE 4. AERODYNAMIC TWISTING MOMENT 5. CENTRIFUGAL TWISTING MOMENT |
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NAME THE PROP PROTECTIVE DEVICES
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BETA FOLLOW - UP
BRAKE AUTO FEATHER PITCH LOCK PITCH LOCK RESET LOW PITCH STOP AIR START 45* NEG. TORQUE SENSING (NTS) DOCOUPLER |
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WHAT IS THE POWER SOURCE FOR AUX FEATHER PUMP #1 AND #4?
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BUS B / MEDC
ALTERNATE AC POWER BUS A |
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WHAT IS THE POWER SOURCE FOR AUX FEATHER PUMP #2 AND #3?
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EMDC
BUS A |
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WHAT ARE THE POSITIONS OF THE VALVE HOUSING PROP GOVERNOR?
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FEATHER AND NEUTRAL
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WHAT CONTROLS THE BLADE ANGLE IN BETA RANGE?
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POWER LEVER
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WHAT DETERMINES RPM IN BETA RANGE?
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FUEL CONTROL
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WHAT IS THE CONSTANT SPEED THE GOVERNOR IS AT IN ALPHA RANGE?
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100 +/- 1%
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WHAT ARE THE ELECTRICAL FUNCTIONS OF THE E-HANDLE?
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BLEED AIR SOV CLOSES
EDC'S/FIREWALL SOV CLOSES OIL TANK SOV CLOSES FEATHER SYSTEM ACTUATES FUEL SHUTOFF @ FCU |
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WHAT ARE THE MECHANICAL FUNCTIONS OF THE E-HANDLE?
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GENERATOR COOLING SOV CLOSES
EMERGENCY FUEL TANK SOV CLOSES FEATHER SYSTEM ACTUATES FUEL SHUTOFF @ FCU |
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NAME THE PROP PROTECTIVE DEVICES
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BETA FOLLOW - UP
BRAKE AUTO FEATHER PITCH LOCK PITCH LOCK RESET LOW PITCH STOP AIR START 45* NEG. TORQUE SENSING (NTS) DOCOUPLER |
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WHAT ARE THE LIMITS FOR NEGATIVE TORQUE SENSING (NTS) IN ENGINES 1 AND 4?
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- 150 - (-) 500 SHAFT HORSEPOWER
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WHAT ARE THE LIMITS FOR NEGATIVE TORQUE SENSING (NTS) IN ENGINES 2 AND 3?
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-100 - (-) 500 SHAFT HORSEPOWER
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WHAT ARE 3 POSITIONS OF THE BRAKE?
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1. RELEASED
2. APPLIED 3. LOCKED |
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WHAT IS BETA FOLLOW - UP?
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VARIABLE HYDRAULIC LOW-PITCH STOP.
(PREVENTS LOSS OF PITCH DUE TO GRADUAL PWR LOSS AT HIGH PWR SETTINGS.) |
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WHICH PROP PROTECTIVE DEVICES REQUIRE HYDRAULIC FLUID TO OPERATE?
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BETA FOLLOW UP
AUTO FEATHER PITCH LOCK RESET AIR START (45*) NEG. TORQUE SENSING (NTS) |
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FOR BETA FOLLOW UP, WHAT IS THE MINIMUM BLADE ANGLE WITH 34* - 68* COOR.?
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11*
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FOR BETA FOLLOW UP, WHAT RANGE IS YOUR COORDINATOR AT WITH MAX 22.5* BLADE ANGLE?
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68* - 88* COOR
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LOW PITCH STOP MECHANICALLY LIMITS BLADE ANGLE TO...
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13*
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WHAT IS THE RANGE FOR DECOUPLING?
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- 500 - (-) 1700
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DESCRIBE PITCHLOCK
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LIMITS PROP OVERSPEED BY PREVENTING FURTHER DECREASE OF BLADE ANGLE
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WHAT BLADE ANGLE RANGE IS PITCHLOCK AVAILABLE?
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17* - 57* BLADE ANGLE
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WHAT MAKES THE DESIGN IN PITCH LOCK TEETH SPECIAL?
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THEY PREVENT A DECREASE IN BLADE ANGLE BUT ALLOW INCREASE IN BLADE ANGLE.
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WHAT ARE THE CAUSES OF PITCHLOCK?
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LOSE OF CONTROLLING PROP FLUID PRESSURE AND OVERSPEED OF 103.5%
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PITCHLOCK RESET IS ENERGIZED WHEN BLADE ANGLE IS
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ABOVE 10* AND POWER LEVER IS BELOW 28*COOR
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WHAT ARE THE 4 REQUIREMENTS OF AUTO FEATHER?
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1. HAS TO BE ELECTRICALLY ARMED
2. PWR LEVER ABOVE 60* COOR. 3. PRODUCE LESS THAN 500LBS OF POSITIVE THRUST. 4. NO OTHER FEATHER BUTTON IN FEATHER. |
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WHAT IS THE FEATHERING PRIORITY?
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4 - 1 - 3 - 2
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WHAT POWERS THE ELCTRONIC GOVERNING SYNC SYSTEM?
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EMDC / BUS A
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WHAT 2 CIRCUITS GET ENERGIZED WHEN SYNC SERVO SWITCH IS IN NORM?
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SPEED DERIATIVE AND
ANTICIPATION CIRCUITRY |
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WHAT ENSURES SLAVE ENGINES TURN AT SAME RPM AS THE MASTER?
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SYNCHRONIZING
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WHAT ENSURES NO 2 BLADES CROSS PLANE OF THE WING @ THE SAME TIME?
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SYNCHRO PHASING
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WHAT IS THE POWER SOURCE FOR AUTO FEATHERING?
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EMDC
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WHAT ARE THE POWER SORCES FOR THE SYNC SYSTEMS?
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BUS A AND EMDC
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WHAT POWERS PITCHLOCK RESET?
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FEDC
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WHAT DOES PITCHLOCK RESET PITCHLOCK TOO?
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109%
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who is the cutest boy in class?
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Cornejo
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