System basic Flashcards
Basic components of the ct 142
Fuselage
Wings
Empennage
Dash 8 engine
PW-120A
1800hp
2000hp for 5 mins
Propeller
Variable pitch Constant speed 13 foot diameter 4 blades Hydraulically controlled by engine oil Fixed shaft Free turbine turbo-prop
What engine start first?
2 engine in case of fire the airstair door will be clear
Usable fuel
JET A Jet A1* Jet B JP4 JP5* JP8* JP8+100*
Fuel transfer
refuel defuelling
Main to main
Aux to main
Refuelling/Defueling panel behind right engine #2
150 Gal/min
Aircraft dimension
length: 77.6
width: 85
Height 24.5
Weights Basic weight: Galley equipment and pubs Crew (8) Empty tank weight Max empty tank weight Max ramp weight Max T/O weight MAx landing weight
Basic weight: 25750 Galley equipment and pubs: 65 Crew (8): 1720 Empty tank weight: 27535 Max empty tank weight: 31000 Max ramp weight: 34700 Max T/O weight: 34500 MAx landing weight: 33900
Usable fuel Main Aux Total 8 crew
Main: 5678
Aux: 4566
Total: 10244
8 crew: 7165
Fuel imbalance
600 main
1500 aux
Exits
4 Airstair door Mid cabin port Flight compartment escape hatch Forward cabin starboard
Ceiling (max)
25000
Wind limits
Crosswind 36
Tailwind 10
Emergency stopping and takeoff
1500 2 engines
1800 1 engine
3000ft take off
Brakes
ABS disc brakes
Pressurization dash 8
8000ft at 2500ft
Cabin must be pressurized above 10000ft
Comm system
Emergency
Emergency audio: if electrical power failure occurs, pilot has control of VHF1, VOR1 and VHF1 microphone. Copilot and FE have VHF2, VOR@ and VHF2 microphone
VHF frequency and antennas
118.0-151.975MHz
Antennas on the upper and lower fuselage of A/C. Uses DC
HF freq
2.0-29.999MHz
19 preselect channels
UHF Freq
225.0-399.975MHz
Monitoring guard on 243.0MHz
Auto-feather
Provides automatically-initiated propeller feathering and live-engine uptrim following an engine failure during take-off
Propeller synchrophase
Synchronizes both propeller speed and phase angle of the 2 props in cruise flight.
Max speeds 25000 20000 15000 0 to 14000
25000: 207kts
20000: 223kts
15000: 239kts
0 to 14000: 242kts
When do you need your gloves
Prestart check to post T/O check
Approach check to Post landing check