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28 Cards in this Set
- Front
- Back
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Flight control system components are distributed so that ____ can provide adequate airplane controllability.
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any 1 hydraulic system
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The Ram Air Turbine provides hydraulic power to the ____ hydraulic system.
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flight controls of the center
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On the B757, the Power Transfer Unit (PTU) transfers hydraulic power from the ____ system to the ____ system.
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right, left
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On B757ER airplanes, the ____ hydraulic system provides pressure for the Hydraulic Driven Generator (HDG).
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left
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On the B767, the center reservoir maintains reserve hydraulic fluid for use by the ____
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brakes and steering
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On the B757, left reservoir maintains reserve hydraulic fluid for use by the ____, the center reserve fluid is used for the ____, and the right reserve fluid is used by the ____.
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PTU, RAT, reserve brakes
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Alternate Brakes hydraulic system selection is ____.
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automatic
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What are the primary hydraulic power systems for reserve brakes on the B757 and B767 respectively?
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right/center
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On the B757, normal center hydraulic system pressure is supplied by ____.
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two electric motor driven pumps
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On the B767, normal center hydraulic system pressure is supplied by ____.
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an Air Driven Pump (ADP) and 2 electric motor driven pumps
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On B767-300ER airplanes, the ____ hydraulic system normally provides pressure for operating the Hydraulic Driven Generator (HDG).
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center
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Proper deployment of the ram air turbine is indicated by the ____.
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the UNLKD and PRESS lights illuminated on the Ram Air Turbine Switch
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On the B767-300ER, pressing the RESERVE BKS & STRG switch provides hydraulic fluid to the ____.
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center number one electric primary hydraulic pump
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The Ram Air Turbine is inhibited from deploying automatically ____.
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on the ground
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On B767 aircraft, the Reserve Brakes and Steering Switch is used for ____.
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nose wheel steering and reserve brakes
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The Ram Air Turbine Unlock Light illuminated indicates that the Ram Air Turbine is ____.
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not stowed and locked
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On B757 aircraft, the hydraulic RSVR light illuminates to indicate ____.
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reservoir air pressure or reservoir quantity is low
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On B767 aircraft, with the Air Driven Demand Pump Selector in AUTO, the pump activates ____.
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on demand or during periods of high system demand
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Pressing the RESERVE BRAKES switch on the B757 configures the hydraulic system to use ____.
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reserve fluid, activates right electric hydraulic pump, and isolates right electric hydraulic pump power to normal brake system
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On the B757, Power Transfer Unit operation is inhibited if ____.
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the right engine is not operating
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A hydraulic fluid quantity measuring system provides information to the ____.
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EICAS Status Display
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On the B767, when the ISLN (isolation) light on the miscellaneous hydraulic system control panel illuminates, the ____.
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center number one electric primary hydraulic pump is isolated for reserve brakes and steering
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On the B757, the PTU automatically activates if the ____.
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left engine fails
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The RAT provides adequate hydraulic power at speeds above ____ knots.
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130
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The center number two electric primary hydraulic pump on B767s may be load shed automatically ____.
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to reduce electrical loads
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On B757s, if the Center Hydraulic System is inoperative, ____.
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the center autopilot is inoperative
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With a HYD RSVR PRES EICAS message on a B757, ____.
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do nothing. Only crew awarness is required
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On either the B757 or B767 ER aircraft, the Hydraulically Driven Generator automatically operates when ____.
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both the Left and Right Main AC Buses are unpowered in flight
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