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Dash 8 Training > Dash 8 Systems > Flashcards

Dash 8 Systems Flashcards

1
Q

The main purpose of the fuel collector bay is:

A

to maintain a constant supply of fuel at all times to the engine-driven fuel pump regardless of airplane altitude

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2
Q

when the fuel in either collector bay drops below ____lbs, the TANK FUEL LOW Caution Light illuminates indicating there is ____ mins of fuel in the collector bay.

A

130lbs

10 min

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3
Q

prior to establishing electrical power or in the event of a power failure, the fuel quantity indicators will read ____.

A

zero

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4
Q

if the main pump inlet boost pressure drops below ____ PSI, the _____ caution light illuminates to indicate head pressure to the engine driven pump is low.

A

5.5 PSI
ENG FUEL PRESS caution light
*Try turning on the auxiliary boost pump to get the caution light to go out

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5
Q

what is the purpose of the tank auxiliary pump?

A

serves as a backup source of fuel boost pressure to the main pump
must be on for takeoff and landing

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6
Q

a FUEL FLTR BYPASS light indicates:

A

fuel may be bypassing the engine.

typically illuminates when there is fuel contamination

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7
Q

fuel transfer occurs at about ____ lbs/min?

A

50

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8
Q

takeoff with the fuel heater outlet temperature indication below ____C and above ____C is prohibited

A

below 11C

above 57C

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9
Q

what is contained in the nose compartment?

A 
nose landing gear
emergency landing gear reservoir
crew O2 bottle
main and aux batteries
TRUs
DC contractor relay box
taxi light
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10
Q

what is the overhead bin weight limits

A

60 lb limit

20 lb above 1C

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11
Q

what does the right forward bulkhead contain?

A 
1 first aid O2 bottle and mask
2 pax O2 bottles and masks
first aid kit
fire extinguisher
shelf for AED and med kit
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12
Q

weight limits of both bag compartments

A

lower level: 2000lb at 125lbs/ft2

upper level: 1000lb at 75lbs/ft2

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13
Q

where are the baggage compartment smoke alarms located?

A

one above the passenger bulkhead

one in the ceiling

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14
Q

tail strikes can occur when pitch attitude exceeds ____ degrees while operating on or near the ground

A

8 degrees

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15
Q

max alternate gear extension speed

A

140kts

speed is limited because all wheel well doors remian open after the gear is fully down

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16
Q

max operating altitude

A

25000ft

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17
Q

mas operating altitude for takeoff and landing

A

10000ft

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18
Q

max runway slopes approved for takeoff and landing are?

A

+2% uphill

-2% downhill

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19
Q

what does the main battery switch do?

A

located on the DC control panel
when positioned to main BATT, the main battery is connected to the right main feeder bus if the battery master switch is on

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20
Q

what does the power source load display selector switch do?

A

located on the DC control panel

selects power source (TRU or generator) to be load-monitored on power source load display

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21
Q 
battery temperature display scales
Ranges:
Normal
Cautionary
Overheat
A

Located on battery temperature panel
each scale is a row of vertical bar light segments which illuminate in a line from left to right to indicate the temp

normal (green) 15-50C
cautionary (amber) 50-65C
overheat (red) 65-80C

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22
Q

main battery load switch

A

located on the DC system panel

indicates existing battery charge or discharge rates in terms of decimal fraction of minimum battery rate

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23
Q

generator control switches

A

located on the DC control panel
when positioned to GEN 1 or GEN 2, the GCU is armed to activate its starter-generator to the generator mode. In off, the generator is shut down, or following shutdown by other manual or automatic means, resets the GCU for subsequent reactivation

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24
Q

auxiliary battery load

A

located on DC system panel

indicates existing battery charge or discharge rates in terms of decimal fraction of maximum battery rate

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25
external power advisory light (green)
located on AC control panel | illuminates when external power is feeding the variable-frequency AC buses
26
external power switch
located on AC control panel when positioned to ext. power, an AC external power source is connected to the variable frequency AC buses and the AC generators are isolated from the buses
27
battery master switch
located on DC control panel | when positioned to battery master, both batteries are connected to the essential buses
28
AC generator control switch
located on AC control panel at Gen 1 or Gen 2 position, the associated GCU is armed to activate its generator when at operational speed. The off position shuts down the generator, or following shutdown by either manual or automatic means, resets the GCU for subsequent reactivation
29
inverter control switches
located on the AC control panel 3 switches control activation of respective inverter PRIMARY - energizes the primary inverters to power the left 115-VAC, 400Hz bus AUXILIARY - when positioned to L or R, energizes the auxiliary inverter and applies it to the left or right 115-VAC, 400Hz bus SECONDARY - when positioned to secondary, energizes the secondary inverter to power the right 115-VAC 400 Hz bus
30
Inverter voltage display
located on AC system panel | display voltage output of selected inverter
31
inverter load display
``` located on AC system panel displays load (current) on selected inverter as a decimal fraction of its maximum load capacity ```
32
inverter selector
located on AC system panel | selects the inverter to be monitored
33
AC monitor system test button
located on AC system panel | when pressed and held, all volts and load display segments illuminate for 2 seconds followed by a calibration test
34
variable frequency load display
``` located on AC system panel displays load (current) at any one phase of either AC generators output selected on phase selector as a decimal fraction of maximum load capacity ```
35
variable - frequency voltage display
located on AC system panel | displays voltage at any one phase of either AC generators output as selected on phase monitored selector
36
variable - frequency phase selector
located on AC system panel | selects any one of the 6 variable - frequency AC phases to be monitored
37
where are all light-related circuit breakers located?
on the 3 bottom rows of the circuit breaker panels
38
what switches are located on the flight attendant light control panel?
``` baggage compt. cabin overhead cabin sidewall airstair door wardrobe buffet overhead lavatory P.S.U test emergency lighting ```
39
what is the most important light switch on the flight deck?
dome switch powered by hot battery bus flat switch for easy ID
40
what are the O2 mask regulator settings?
1. Normal: O2 flows ONLY when user inhales 2. Emergency: O2 flows continuously 3. Dilute: mixes ambient air with incoming O2 (ideal only for extended use) 4. 100%: O2 is released in mask
41
where are the PBEs located?
1. Cockpit aft bulkhead 2. cabin supply closet 3. cabin aft wall
42
where are the D cell flashlights located?
two are located on the aft wall of the flight deck | one under the FA's jumpseat
43
Auxiliary battery switch
located on DC control panel when positioned to AUX BATT, the left main feeder bus charging circuit is connected to the auxiliary battery if the master switch is on
44
External power switch
located on DC control panel when positioned to ext. power, a DC power source is connected to the left and right main feeder buses. At the same time, the batteries are disconnected from the buses
45
Main bus tie switch
located on DC control panel lever-locked to OFF, when positioned to main bus tie, the left and right feeder buses are manually tied. The BBPU inhibits bus-tie operation on detection of a bus fault
46
Bus fault reset switch
located on DC control panel when momentarily positioned to bust fault reset, the BBPU control over bus isolation following a bus fault is released and the BBPU is rearmed
47
bus voltage display selector switch
``` located on DC system panel selects bus (essential, main or secondary) to be voltage-monitored on voltage display ```
48
DC monitor system test button
located on DC system panel when pressed and held, all volts and load display segments illuminate for 2 seconds, followed by a calibration test volts display 30.5 load display 1.05%
49
bus voltage display
located on DC system panel | luminous digital indicator displays voltage of bus selected on bus voltage display selector switch
50
battery load displays
located on DC system panel luminous digital indicators for each batteries display charge/discharge rates as a decimal fraction of maximum rate capacity. Discharging is indicated by flashing minus sign Charging at a rate greater than 1 is indicated by a flashing plus sign.
51
Power source load display
located on DC system panel luminous digital indicator displays load (current) demand on selected power source (TRU or generator) as a decimal fraction of its max rated load capacity
52
MAIN BAT HOT AUT BAT HOT warning lights
illuminate to indicate that the temperature of related battery has exceeded 65C
53
MAIN Battery overheat sensor fail light
located on battery temperature panel | illuminates to indicate failure of main battery overheat sensor
54
Battery monitor test switch
located on battery temperature panel 3 position switch: *Pressing in simulates a 70C temp in both batteries causing the main and aux scales to show 70C and illuminating BAT HOT caution lights *pushing left simulates shorted circuits on all sensors causing sensor fail lights to illuminate and single light segment at the 60 degree point on both scales to illuminate *pushing right simulates open circuits on all sensors, giving same indication as above
55
Auxiliary battery overheat sensor fail light
located on battery temperature panel | illuminates to indicate failure of auxiliary battery overheat sensor
56
External power advisory light
Located on DC control panel | illuminates when external power is feeding the DC busses
57
PCU
propeller control unit
58
ECU
Electronic Control Unit
59
HMU
Hydromechanical Unit
60
Enrichment solenoid
provides a fixed amount of enriched fuel to the engine. | The #1 and #2 ENG MANUAL lights indicate the enrichment solenoid is providing enriched fuel to the engine

Dash 8 Training (7 decks)

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