Shared Flashcard Set

Details

ECLIPSE 500 IFMS
n/a
177
Aviation
Professional
03/23/2012

Additional Aviation Flashcards

 


 

Cards

Term
The EA500 is approved for the following types of operations when the appropriate instruments and equipment are installed?
Definition
  • VFR Day
  • VFR Night
  • IFR
  • Reduced Vertical Separation Minimum (RVSM)
Term
ENGINE Anti-ice must be selected ON for all ground and flight operations when the outside air temperature is
Definition
 10o C or colder and visible moisture is present
Term
 When operating the engines at IDLE on the ground in freezing fog and visible moisture, the engine speed must
Definition
Be increased once every 5 minutes to 65% N1 to avoid ice on the spinner
Term
The following equipment must be operational for RVSM operations
Definition
  1. Autopilot
  2. Altitude Alerting System
  3. Altitude Reporting - Transponder 1
  4. Air Data Systems - ADC 1 and ADC 2
Term
RVSM Flight envelope is limited from Mach _____ to Mach _____ in level flight
Definition
0.40 to 0.64
Term
Minimum Fight Crew of One provided the following;
Definition
  1. Pilot occupies left seat
  2. Autopilot is operative
  3. Use of Headset mounted microphone
  4. Ident button on sidestick works
  5. QRH is available to pilot
Term
If operations require two pilots, the following must be installed;
Definition
Quick-don Oxygen Masks with built-in microphones for both pilot and copilot
Term
All pilots operating the Eclipse 500 must be trained and qualified in accordance with
Definition
The FAA Accepted/Approved Eclipse Aviation Training program or equivalent FAA Accepted/Approved program
Term
Maximum Occupant Seating is
Definition
6
Term
Seat belts and shoulder harnesses must be worn by all occupants during
Definition
Taxiing, Takeoff, and Landing
Term
Maximum Ramp Weight is
Definition
6,029 lbs
Term
Maximum Certified Takeoff Weight is
Definition
6,000 lbs
Term
Takeoff weight is limited by the most restrictive of the following;
Definition
  1. Maximum Certified Takeoff Weight
  2. Maximum Weight Permitted by Climb
  3. Takeoff Distance
Term
Maximum Certified Landing Weight is
Definition
5,600 lbs
Term
Landing weight is limited by the most restrictive of the following;
Definition
  1. Maximum Certified Landing Weight
  2. Landing Distance
Term
Maximum Zero Fuel Weight is
Definition
4,922 lbs
Term
Maximum Weight in baggage area is
Definition
260 lbs
Term
It is the responsibility of the ________ to ensure the aircraft is loaded properlyand within the Center of Gravity Limitations Envelope
Definition
Pilot In Command
Term
Maxium Operating Airspeed (Vmo) is
Definition
285 KEAS
Term
Maximum Operating Mach (Mmo) is
Definition
0.64 Mach
Term
Operating Manuevering Speed (Vo) is
Definition
180 KEAS
Term
Maximum Operating Altitude is
Definition
41,000 feet
Term
Maximum Takeoff and Landing Altitude is
Definition
10,000 feet
Term
Aerobatic Manuevers including spins are
Definition
Prohibited
Term
Maximum positive G-load with flaps UP is
Definition
3.62 g
Term
Maximum positive G-load with flaps T/O is
Definition
2.0 g
Term
Maximum negative G-load with flaps UP is
Definition
-1.45 g
Term
Maximum negative G-load with flaps T/O is
Definition
0 g
Term
Type of Runway surfaces for takeoffs and landings are limited to
Definition
Paved
Term
Maximum Engine ITT for starting is
Definition
850 degrees C
Term
Maximum Engine ITT for Takeoff, APR, and MCT is
Definition
795 degrees C
Term
Maximum %N2 for Takeoff, APR, and MCT is 
Definition
100 %
Term
Maximum %N1 for Takeoff, APR, and MCT is 
Definition
102 %
Term
Maximum time limit for engine opertaion in Takeoff is
Definition
5 minutes
Term
Maximum time limit for engine operation in APR is
Definition
10 minutes
Term
Approved fuel grades are
Definition
  1. Jet A / A1
  2. JP-8
Term
Fuel System Icing Inhibitors (i.e. Prist) are ____________ for all operations
Definition
Required
Term
Normal Engine oil pressure range for ground, flight, takeoff, APR, and MCT is
Definition
2 to 8
Term
Time limit for Negative 'G' is limited to
Definition
5 seconds
Term
A list of Approved Oil grades can be found in
Definition
      1. AFM Section 2 - Limitations
      2. AFM section 8 - Handling Service and Maintenance
Term
Maximum Total Engine Oil capacity is
Definition
6.0 quarts
Term
An oil quantity check is required prior to
Definition
Engine Start
Term
Engine starts are not permitted at an oil temperature below
Definition
-20 degrees C
Term
Engine starts at oil temperatures between ____ and ____ must be accomplished with a GPU
Definition
-20 degrees C and +5 degrees C
Term
Minimum battery voltage for engine starts is
Definition
23 VDC
Term
The engine starter is limited to the following operating cycles and cool down periods;
Definition
Three 30 second starts and/or motors with 60 second cool downs in between followed by a 30 minute cool down
Term
Maximum crosswind limit for engine operations on the ground is
Definition
30 Knots
Term
Maximum tailwind limit for engine operations on the ground is
Definition
25 Knots
Term
Maximum tailwind limit for engine operations on the ground with N1 above 75% is
Definition
15 Knots
Term
Following the loss of both ADC 1 and 2, the use of ADC 3 as sole reference for airspeed and altitude is limited to
Definition

160 KEAS and below

20,000 ft max

Term
Due to the AHRS system limitations, operation in charted areas requiring reference to true north is
Definition
Prohibited
Term
Minimum altitude for autopilot use during climb, enroute, or descent is
Definition
1000 feet AGL
Term
Minimum altitude for autopilot use during approach is
Definition
400 feet AGL
Term
The Air Conditioner must be operating if the avionics are ON on the ground for more than 30 minutes and the cockpit temperature is more than
Definition
100 degrees F
Term
Headsets must be used by the flight crew after
Definition
Engine Start
Term
The Passenger Address (PA) system is
Definition
Inoperative
Term
The stall protection system and stick pusher must be successfully tested prior to
Definition
Flight
Term
Maximum Airspeed with Yaw Damper OFF is 
Definition
200 KEAS
Term
Maximum Altitude with Yaw Damper OFF is
Definition
20,000 feet
Term
Maximum Cabin pressure differential (dP) is
Definition
8.7 PSID
Term
For not installed equipment (Auto Throttles), the corresponding ECB must be  
Definition
Collared
Term
Landing with the cabin pressurized is
Definition
not approved
Term
Flight is not permitted if the aircraft batteries are stored at temperatures colder than
Definition
-15 degrees C
Term
During ground-idle operations with the VCS operating, the __________ may indicate a discharge.
Definition

Start Battery

 

Increasing N2 speed between 52%-54% will ensure 30 minutes of battery power

Term
The generator amperage limitation for gound operations is
Definition
100 Amps
Term
The generator amperage limitation for flight up to 35,000 ft is
Definition
185 Amps
Term
The generator amperage limitation for flight above 35,000 ft is 
Definition
150 Amps
Term
Maximum flap extension speed (Vfe) for flaps T/O is 
Definition
200 KEAS
Term
Maximum flap extension speed (Vfe) for flaps LDG is 
Definition
140 KEAS
Term
Maximum altitude for flap operation is 
Definition
20,000 feet
Term
Total fuel capacity (Usuable plus Unusuable) is 
Definition
1722 lbs
Term
Total usuable fuel is
Definition
1698 lbs
Term
Total Unusuable fuel is
Definition
24 lbs
Term
Maximum fuel imbalance for takeoff, landing and flight is 
Definition
65 lbs
Term
Maximum fuel sump temperature for takeoff is
Definition
51 degrees C
Term
Maximum airspeed in order to lower the gear (Vlo) is 
Definition
200 KEAS
Term
Maximum airspeed with the gear down and locked (Vle) is 
Definition
285 KEAS
Term
Maximum altitude for gear operation is 
Definition
20,000 feet
Term
Landing gear actuation shall be limited to _____ cycles in _____ minutes
Definition
3 cycles within 10 minutes
Term
Maximum tire speed is 
Definition
139 Knots ground speed
Term

When must the engine anti-ice system be turned on?

Definition

At all times when the outside air temperature is 10°C, or below, and there is visible moisture present.

Term

Wing Ice switches must be ____ at temperatures below ____ .

Definition

OFF

-40 degrees

Term
Tire pressures can be found _________.
Definition
in Section 8 AFM
Term
What are the components of the ice protection systems?
Definition

• Pneumatic de-ice boots on the leading edges of the wings and horizontal stabilizer
• Left and right heated windshields
• Heated pitot/AOA probes
• Heated pitot/static probe
• Heated static ports
• Engine anti-ice

Term
How is the engine inlet protected by the anti-ice system?
Definition

Bleed air comes from the P3 port on the engine to the Pressure Regulating Shut-off Valves (PRSOV), then directed into a perforated tube inside each engine cowl.  The air is then exhausted overboard.

Term
With the windshield heat turned on, the ACS maintains the windshield temperature in what range?
Definition
127°F and 140°F (53°C and 60°C)
Term

What are the meanings of the following depictions for windshield heat: green outline, white outline, yellow outline, white temperature, red temperature?

Definition

• Green outline -- Windshield heat on
• White outline -- Windshield heat off
• Yellow outline -- Windshield overheat or failure
• White temperature -- Normal temperature range
• Red temperature -- Overheat (with red OCHT)

Term

On the main landing gear, what positions do the proximity switches detect and report?

Definition

• Down and locked
• Up and stowed
• Weight on wheels (WOW)

Term

On the nose gear, what positions do the proximity switches detect and report?

Definition

• Down and locked
• Up and stowed

Term
What must the operator do in the event of a hard landing, as revealed by the hard landing indicators?
Definition
A maintenance inspection is required before the next flight.
Term
How is the landing gear held in the down and locked position?
Definition

There are mechanical brakes that hold the landing gear in the extended position, with the aid of over-center braces.

Term
Under what conditions does the landing gear warning horn sound?
Definition

The landing gear warning horn sounds when under 12,500 feet MSL if any gear is not down and locked under the following conditions:

• Flaps extended beyond the take-off (TO) position
• Airspeed less than 120 knots with one or both throttle below mid-range (30° TLA)
• Airspeed less than 140 knots with one or both throttle below mid-range (30° TLA)

Note: the warning horn cannot be silenced under condition 1 and 2

Term

How is an emergency landing gear extension accomplished?

Definition

Emergency extension of the landing gear is accomplished by pulling the emergency landing gear extension handle which mechanically releases the actuator brakes.  The landing gear free falls with the aid of wind stream and gravity.  When emergency extension handle is pulled, the ACS automatically pulls the three landing gear actuator ECBs and reports if the handle remain unsecured.

Term
How long does it take to extend and retract the landing gear?
Definition

• Extension -- 10 seconds
• Retraction -- 7 seconds

Term
What is the tire inflation pressure for the main gear and nose gear?
Definition

• Main gear -- 103 +/- 2 psi
• Nose gear -- 85 +/- 2 PSI

Term

What indicates that the brake pads are worn and in need of replacement?

Definition

Two brake pad indicators are located on the inside of each wheel assembly.  With the brakes set, if the indicator pin is flush with the hex nut of the retainer housing, the brake pads need replacement.

Term
How is the landing gear held in the retracted position?
Definition

There are mechanical brakes on the landing gear actuator motors

Term

What type of actuators are used for the landing gear extension and retraction?

Definition
Three electrically powered actuators
Term

How many degrees of steering do the rudder pedals provide?

Definition

Rudder pedals provide 15° of steering.  Steering beyond 15° degrees disengages the centering cam and steering is accomplish with differential braking.

Term

What are the landing gear position indications on the MFD?

Definition

• Down and locked -- three green circles with a white border
• In transit -- an amber-hatched square
• Up and stowed -- hollow white square, after 10 seconds the squares and GEAR label disappear

Term

What sidestick switch controls are routed through the center switch panel to the ACSs?

Definition

• ALL INTERPT switch
• Autopilot disconnect
• Transponder IDENT
• Pitch and roll trim
• Landing gear warning mute

Term

How are throttle control inputs sent to the engines?

Definition

The throttle have no direct connection to the ACS.  Information sensed by two position sensors for each throttle is sent directly to the FADEC units.

Term

What is the purpose on the USB port under the pilot's left armrest?

Definition

The USB port under the pilot's left armrest allows for uploading of important software and database updates (example: GPS nav data).

Term

How are the flap actuators commanded?

Definition

The left flap actuators receive their commands and report their status to the right ACS, and the right flap actuators receive their commands and report their status to the left ACS.  All actuators communicate with each other to assure flap position agreement.

Term

The emergency/essential systems are designed to operate autonomously, and do not require Avio.  What are they?

Definition

• Battery power and electrical contactor control
• Electrical circuit protection
• Oxygen and passenger masks
• Emergency landing gear extension
• Cabin pressurization dump
• Emergency locator beacon (ELT)

Term

The Avio Processing Center (APC) is a Line Replaceable Unit (LRU) that consists of what components?

Definition

There are two APCs in the aircraft.  Each APC consists of one ACS and one FADEC.

Term

What is the purpose of the USB port under the copilot's right armrest?

Definition

The USB port under the copilot's right armrest is for maintenance purposes only. (DSU Downloads)

Term

Most aircraft systems have MFD synoptics that provide direct pilot control.  Which systems cannot be controlled through the MFD?

Definition

• Oxygen -- controlled on the left switch panel
• Landing Gear -- controlled through the center switch panel
• Autoflight -- controlled through the autopilot control panel

Term

What is the one hydraulic system installed in the aircraft?

Definition
Brakes
Term

How many trim control motors are on the aircraft, and what are their functions?

Definition

There are (4) trim motors on the aircraft:

• (2) Pitch trim
• (1) Roll trim
• (1) Yaw trim

Term

How many flap positions are on the flap selector?

Definition

• Up (0°)
• Takeoff (TO - 17°)
• Landing (LDG - 34°)

Term

What is an alternate method of adjusting the trim besides adjusting it from the hat switch on the sidestick?

Definition

The trim can also be adjusted from the flight controls synoptic (FLCS) page.  The flight controls synoptic page can be accessed by pressing the ALL INTERRUPT button for two seconds, or more.

Term

When does the FLAP FAIL caution message get displayed?

Definition
If a flap actuator position is mismatched by more than 2°.
Term

What functions are disconnected when you press the ALL INTERRUPT button on the side-stick

Definition

• Autopilot
• Autothrottle
• Flight director
• Yaw damper
• Overspeed / underspeed protection
• Stick pusher (while the button is depressed)
• All trim motors (while the button is depressed)

Pressing and holding the ALL INTERRUPT button for two seconds prompts the FLCS synoptic page to be displayed on the MFD.

Term

What sidestick switch controls are not routed through the center switch panel to the ACS?

Definition

The push-to-talk switch on the left sidestick is routed directly to the left PFD, and the push-to-talk switch on the right sidestick is routed directly to the right PFD.

Term

Which ACS has primary control over the landing gear actuators?

Definition

Both ACSs control the landing gear actuators.  The landing gear actuators are controlled by the on-side ACS (left actuators by the left ACS, right actuators by the right ACS).

Term

What is the meaning of the CAS warning message: "L Fuel Qty Low" or "R Fuel Qty Low"?

Definition

The fuel sump tank quantity is less than 105 pounds.

Term

What is the meaning of the CAS advisory message: "Avionics Databus Fail"?

Definition
One or more data busses have been lost.  Displayed on the ground only.
Term

What is the meaning of the CAS caution message: "Hot Fuel"?

Definition

The fuel temperature in either wing is between 65°C and 76°C.

Term

What is the meaning of the CAS advisory message: "L Fuel Filter" or "R Fuel Filter"?

Definition
An impending fuel filter bypass has been detected with the engine running.
Term

What is the meaning of the CAS caution message: "Landing Gear Fail"?

Definition
The landing gear system has failed.  The landing gear handle position does not agree with the gear position, or one or more of the landing gear circuit breakers is tripped.
Term
What is the meaning of the CAS caution message: "L Gen Offline" or "R Gen Offline"?
Definition

The engine is running and the generator switch is set to AUTO but no current is flowing, or the generator switch is set to OFF.

Term

What is the meaning of the CAS status message: "T/O Config OK"?

Definition

The aircraft has been properly configured for takeoff:

• Aileron, elevator, and rudder trims have been set within the takeoff limits
• Flaps are set to the UP or T/O position
• Parking brake has been release
• Door is closed and locked
• Both engines are running

Term
What is the meaning of the CAS warning message: "L Fuel Qty Low" or "R Fuel Qty Low"?
Definition

The fuel sump tank quantity is less than 105 pounds.

Term
What is the meaning of the CAS caution message: "L Eng Oil Temp Low" or "R Eng Oil Temp Low"?
Definition

The engine oil temperature is below 20°C and the throttles are advanced to high power.

Term
What is the meaning of the CAS warning message: "Config Eng Temp"?
Definition

The OAT has not been entered into the OPs page and the throttles are advanced for takeoff.

Term
What is the meaning of the CAS advisory message: "Fuel Imbalance"?
Definition

The fuel imbalance is greater than 65 pounds.

Term
What is the meaning of the CAS caution message: "Cabin Altitude"?
Definition

The cabin altitude environment has exceeded 8750 feet.

Term
What is the meaning of the CAS voice aural message: "Mask On, Descend"?
Definition
The "Mask On, Descend" voice aural sounds when the cabin has exceeded 12,750 feet.  The Cabin Alt digits are displayed in red.
Term
What is the meaning of the CAS warning message: "Cabin Altitude"?
Definition

The cabin altitude environment has exceeded 10,000 feet.

Term
What is the meaning of the CAS caution message: "Hot Fuel"?
Definition

The fuel temperature in either wing is between 65°C and 76°C.

Term
What is the meaning of the CAS caution message: "Fuel Qty Low"?
Definition

Either fuel sump tank quantity is less than 140 pounds.

Term
What is the meaning of the CAS status message: "Eng Dry Mtr"?
Definition

The engine is manually selected to motor without ignition or fuel.  This message is displayed on the ground only.

Term
What is the stall speed in the landing configuration (Vso)?
Definition

70 knots

Term
What is the maximum turbulent air penetration speed?
Definition

180 knots

Term
What is the stall speed in the clean configuration (Vs)?
Definition

90 knots

Term
What is the maximum allowable cabin pressure differential?
Definition

8.7 psi

Term
What is the maximum negative cabin pressure differential?
Definition

-0.5 PSI

Term
What is the cabin operating pressure at maximum altitude, 8000 foot cabin at 41,000 feet?
Definition

8.33 psi

Term
What is the time limit, and fuel temperature range for maximum continuous thrust (MCT) operation?
Definition

• Continuous, no time limit.
• Fuel temperature range from 18° C to 121° C.

Term
What is the allowable oil temperature range for flight operation?
Definition

Oil temperature range from 20° C to 135° C

Term
What is the time limit, and fuel temperature range for flight idle operation?
Definition

• Continuous, no time limit.
• Fuel temperature range from 18° C to 121° C.

Term
What is the allowable oil temperature range for flight idle operation?
Definition
Oil temperature range from 20° C to 135° C
Term
What is the allowable oil temperature range for engine start?
Definition
Oil temperature range from -20° C to 135° C.
Term
What is the time limit, and fuel temperature range for ground idle operation?
Definition

• Continuous, no time limit.
• Fuel temperature range from -40° C to 121° C.

Term
What is the allowable oil temperature range for takeoff operation?
Definition
Oil temperature range from 20° C to 135° C
Term
What are the engine start limitations?
Definition

• Engine starts are not permitted at an oil temperature below -20° C.
• Engine starts between -20° C and 5° C must be accomplished with a GPU supplying electrical power.
• Minimum battery voltage is 23 volts.

Term
What are the engine ground operation wind limitations?
Definition

• 30 knot maximum crosswind limit
• 25 knot maximum tailwind limit
• 15 knot maximum tailwind limit for N1 > 75%

Term
What is the minimum and maximum fuel temperature range for engine start?
Definition

-40° C to 121° C

Term
What is the maximum indicated turbine temperature (ITT) and time limit for a power transient.
Definition

The maximum transient ITT is 850° C, for a maximum of 20 seconds over 795° C.

Term
What is the time limit, and fuel temperature range for takeoff power operation?
Definition

• 5 minute time limit.
• Fuel temperature range from 18° C to 121° C.

Term
The engine thrust control is divided into three elements.  What are they?
Definition

• Throttles
• Full Authority Digital Engine Control units (FADEC)
• Fuel Metering Units (FMU)

Term
Which battery is connected to the hot battery bus?
Definition

The Start battery is connected to the hot battery bus.

Term
How many electrical equipment busses are there, and how are they powered?
Definition

There are four equipment busses, left and right forward, and left and right aft, that supply power to the aircraft.   During normal operation, the ACS divides the busses into a left / right configuration, with the left forward and left aft busses receiving power from the left generator, and the right forward and right aft busses receiving power from the right generator.

Term
What is the minimum stored battery temperature for flight operation?
Definition

-15° C

Term
The green external power light on the left switch panel is illuminated under what conditions?
Definition

• External power is plugged in
• External power is of the correct polarity
• External power is between 24 VDC and 29 VDC

Note: Illumination of the external power light does not indicate that external power is being used.  Both battery switches must be in the ON position.

Term
The Start battery is connected to which electrical busses during normal operation, and during engine starts?
Definition

During normal operation, the start battery is connected to the right side of the electrical system through the start battery contactor.  The start battery is also connected to the hot battery bus, which supplies power for equipment that must be operated before either battery switch is turned on.

The start battery also supplies power for engine starting either by itself or in parallel with external power, if it is connected.  With one engine running, the start battery supplies power in parallel with the generator to start the second engine

Term
In normal operation with the Bus Tie switch in the Auto position the Bus Tie Contactor is in the open position, but will automatically close under what power conditions?
Definition

• Single generator operation
• Battery only power
• External power

Term
The Generator Control Units (GCUs) provide detection and protection for what electrical faults?
Definition

• Ground fault
• Over-voltage and under-voltage from the starter / generators
• Reverse current
• Overspeed
• Open ground

Term
The external power contactor closes when what conditions are met?
Definition

• Neither generator is online
• External power is of the correct polarity
• External voltage is between 24 VDC and 29 VDC
• Both battery switches are on

Term
The System battery is connected to which electrical busses during normal operation, and during engine starts?
Definition
During normal operation, the system battery is connected to the left side of the electrical system through the battery bus and battery bus contactor. 

During engine start, the forward busses are automatically disconnected from the aft busses so that the system battery powers the avionics and avoids exposing the battery to the voltage drop created by the high starting currents.
Term
What are the maximum current and voltage outputs of the two engine driven generators?
Definition
Maximum current output of the two generators is 200 amps each, and a maximum voltage of 30 volts DC.
Term
What type of batteries are used in the Eclipse 500?
Definition

There are two 22 amp, 24 volt DC, sealed, maintenance-free lead acid batteries located in the nose compartment of the aircraft.

Term
Electronic circuit protection is provided by how many Electronic Circuit Breakers (ECBs)?
Definition
Circuit protection is provided by 127 ECBs, in addition to 2 mechanical circuit breakers on the left switch panel.  Avio NG adds 4 more mechanical circuit breakers (2 under each armrest).
Term
What is the purpose of the Bus Tie Contactor?
Definition

The Bus Tie Contactor (BTC) electrically ties together or isolates the left or right aft busses.  The BTC is controlled by the Bus Tie switch on the left switch panel.  During normal operation with the BTC is the Auto position, the ACS controls the position of the BTC; however, it can be manually opened by placing the Bus Tie switch in the Open position.

Term
Electrical bus bar segments on the electrical synoptic are represented in what colors, and when?
Definition

• Green at voltages above 20 volts
• White at voltages less than 20 volts

Term
What are the ECB functional states?
Definition

• Auto/On - normal state, white outline with a green interior
• Auto/Off - ECB turned off by the ACS, white outline with a gray interior
• Tripped - ECB off due to a circuit fault, amber
• Pulled - ECB opened by the pilot, gray
• Collared - ECB locked out by maintenance technician, white outline with cyan interior

Term
With one generator operative, what systems are automatically load shed?
Definition

The air conditioning system is the only system load shed.

Term
At what temperature do the battery heating pads operate?
Definition
The ACS enables the battery heating pads when the OAT is below 10°C.  The ACS turns the heating pad off when the temperature sensor rises above 80°C, and turns the heating pads on when the temperature sensor falls below 70°C.
Term
Ten contactors connect various components of the electrical system.  What are the ten contactors?
Definition

• System battery
• Left battery bus
• Right battery bus
• Start battery contactor
• Bus Tie contactor
• Left generator contactor
• Right generator contactor
• External power contactor
• Left forward circuit breaker / contactor
• Right forward circuit breaker / contactor

Term
What electrical devices are connected to the hot battery bus?
Definition

Entry, overhead, and baggage compartment lights are powered directly from the hot battery bus allowing them to be turned on without powering the avionics.  These lights are on a timer to avoid depleting the batteries.

Term
The Generator Control Units (GCUs) regulate the generator outputs to what voltage?
Definition
The GCUs regulate the 30 VDC generator outputs to 28.5 volts DC.
Term
The external power contactor automatically opens when what conditions are detected?
Definition

• External voltage is greater than 29 VDC at any time
• Aircraft current draw is greater than 400 amps
• External power current draw from the aircraft is greater than 5 amps
• External power voltage is less than 24 VDC for more than 45 seconds
• External power voltage is less than 10 VDC at any time
• When generator power is available (online) after engine start

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