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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
Q

external power advisory light (green)

A

located on AC control panel

illuminates when external power is feeding the variable-frequency AC buses

26
Q

external power switch

A

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
Q

battery master switch

A

located on DC control panel

when positioned to battery master, both batteries are connected to the essential buses

28
Q

AC generator control switch

A

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
Q

inverter control switches

A

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
Q

Inverter voltage display

A

located on AC system panel

display voltage output of selected inverter

31
Q

inverter load display

A 
located on AC system panel
displays load (current) on selected inverter as a decimal fraction of its maximum load capacity
32
Q

inverter selector

A

located on AC system panel

selects the inverter to be monitored

33
Q

AC monitor system test button

A

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
Q

variable frequency load display

A 
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
Q

variable - frequency voltage display

A

located on AC system panel

displays voltage at any one phase of either AC generators output as selected on phase monitored selector

36
Q

variable - frequency phase selector

A

located on AC system panel

selects any one of the 6 variable - frequency AC phases to be monitored

37
Q

where are all light-related circuit breakers located?

A

on the 3 bottom rows of the circuit breaker panels

38
Q

what switches are located on the flight attendant light control panel?

A 
baggage compt.
cabin overhead
cabin sidewall
airstair door
wardrobe
buffet overhead
lavatory
P.S.U test
emergency lighting
39
Q

what is the most important light switch on the flight deck?

A

dome switch
powered by hot battery bus
flat switch for easy ID

40
Q

what are the O2 mask regulator settings?

A
  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
Q

where are the PBEs located?

A
  1. Cockpit aft bulkhead
  2. cabin supply closet
  3. cabin aft wall
42
Q

where are the D cell flashlights located?

A

two are located on the aft wall of the flight deck

one under the FA’s jumpseat

43
Q

Auxiliary battery switch

A

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
Q

External power switch

A

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
Q

Main bus tie switch

A

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
Q

Bus fault reset switch

A

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
Q

bus voltage display selector switch

A 
located on DC system panel
selects bus (essential, main or secondary) to be voltage-monitored on voltage display
48
Q

DC monitor system test button

A

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
Q

bus voltage display

A

located on DC system panel

luminous digital indicator displays voltage of bus selected on bus voltage display selector switch

50
Q

battery load displays

A

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
Q

Power source load display

A

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
Q

MAIN BAT HOT
AUT BAT HOT
warning lights

A

illuminate to indicate that the temperature of related battery has exceeded 65C

53
Q

MAIN Battery overheat sensor fail light

A

located on battery temperature panel

illuminates to indicate failure of main battery overheat sensor

54
Q

Battery monitor test switch

A

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
Q

Auxiliary battery overheat sensor fail light

A

located on battery temperature panel

illuminates to indicate failure of auxiliary battery overheat sensor

56
Q

External power advisory light

A

Located on DC control panel

illuminates when external power is feeding the DC busses

57
Q

PCU

A

propeller control unit

58
Q

ECU

A

Electronic Control Unit

59
Q

HMU

A

Hydromechanical Unit

60
Q

Enrichment solenoid

A

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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