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CPL Prep > Cabri > Flashcards

Cabri Flashcards

1
Q

Engine speed limitations

A

Min - 2585rpm
Normal - 2585 <–> 2700rpm
Max - 2700rpm

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2
Q

Max CHT for shutdown

A

180°C

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3
Q

Main Rotor Speed

A

530rpm

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4
Q

Powerplant Description

A

5.9L Textron Lycoming
4 cylinder, horizontally opposed
Air cooled, naturally aspirated

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5
Q

Max Power

A

160hp

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6
Q

Continuous Power

A

145hp
Up to 5 min
Up to 30kts IAS

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7
Q

Max fuel

A

170L

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8
Q

Types of Magneto

A

Bendix Magneto
LSE Plasma, Solid state variable timing

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9
Q

Approved Gas

A

AVGAS 100 LL
AVGAS 91 UL
Automotive fuel permitted - check flight limitations

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10
Q

Max envelope

A

13,000ft

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11
Q

Max operating temperature

A

ISA +30°C
Limited to 45°C

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12
Q

Min operating temperature

A

Negative 20°C

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13
Q

VNE Power On

A

130kts

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14
Q

VNE Power Off

A

110kts

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15
Q

VNE altitude degradation

A

-2kts per 1000ft pressure altitude

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16
Q

Rotor Speed Limitations Power On

A

Max - 540rpm
Normal - 515 <–> 540rpm
Min - 515rpm

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17
Q

High NR Horn Rotor Speed

A

594rpm

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18
Q

Low NR Horn Rotor Speed

A

466rpm

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19
Q

Max CHT

A

260°C

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20
Q

Max Oil Temp

A

118°C

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21
Q

Min Oil Temp before full power

A

60°C

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22
Q

Max Oil Pressure

A

7.9 bar

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23
Q

Max Oil Pressure For Flight

A

6.6 bar

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24
Q

Min Oil Pressure for take-off (Clutch light off)

A

3.8 bar

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25
Q

Min Oil Pressure During Idle

A

1.7 bar

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26
Q

Max Fuel Pressure

A

0.55 bar

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27
Q

Min Fuel Pressure

A

0.02 bar

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28
Q

Oil Sump Capacity

A

5.7L
6Q

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29
Q

Min Oil for Take-Off

A

3.8L
4Q

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30
Q

What does the Red Radial Mark indicate on the MLI when displaying PWR?

A

Shows the 160hp mark
Limit may be exceeded

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31
Q

What does the Red Arch indicate on the MLI when displaying FLO?

A

Corresponds to full throttle available.
This limit cannot be exceeded.
By doing so the NR will drop.

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32
Q

System Description
Engine

A

4 cylinder, direct drive, horizontally opposed.
Suspended through elastomeric vibration mounts.
Allowed to move slightly to maintain transmission belt tension.

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33
Q

System Description
Clutch

A

The clutch tension actuator is fed by engine oil pressure through a four-way distributor controlled by the CLUTCH switch.
It’s regulated by a non-return valve to keep clutch engaged in case of engine oil drop.
A gas spring maintains disengagement during prolonged stoppage.
The CLUTCH light lights off when pressure of the oil is above 3.6 bar.

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34
Q

System Description
Air Induction

A

Engine air intake is located inside the main gearbox compartment on the right hand side.
The air is ducted down the firewall to an air filter box behind the carburettor.
The air box includes an electrically actuated butterfly valve which controls the carburettor heating and air filter.

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35
Q

System Description
Ignition System

A

The engine has a dual plug mixed ignition system.
One magneto with constant timing.
One solid state plasma with variable timing.
System is directly fed by the battery.

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36
Q

System Description
Cooling System

A

The engine is air cooled with an additional air cooler.
Cooling air enters through the upper cowling around the mast and gearbox.
Then gets forced via a squirrel cage blower fan directly around the engine.
Warm air exhausted below the engine.

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37
Q

System Description
Fuel System

A

Single crash resistant Kevlar fuel tank.
Submerged electric fuel booster pump.
Engine driven pump.
Shutdown valve.
A gascolator.

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38
Q

System Description
Electrical Circuit

A

Powered by a 12 volt, 25 ampere-hour battery.
13.7 volt, 60 ampere-hour alternator controlled by a voltage regulator.
MASTER switch disconnects all systems except;
-NR (BARC) lights
-PLASMA ignition system
-Doors remote control
-Auxiliary power socket

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39
Q

Max Gross Weight

A

700kg

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40
Q

Speed Limitation with door removal?

A

No change to normal flight limitations

41
Q

CHT
Exceed Red Arch
Corrective actions?

A

If in hover - land or depart
If in translation - reduce power

If indication stays in red arch, land ASAP

42
Q

Oil Temp
Exceed Red Arch
Corrective actions?

A

If in hover - land or depart
If in translation - reduce power

If indication stays in red arch, land ASAP

43
Q

Oil Temp
Exceed Yellow Arch
Corrective actions?

A

Wait to apply full power
Allow to warm up

44
Q

Oil Pressure
Exceed High Red Arch
Corrective actions?

A

Cold starting - allow engine to warm up
Flight - reduce power

If indication stays in red arch, land ASAP

45
Q

Oil Pressure
Exceed High Yellow Arch
Corrective actions?

A

Normal at cold starting & during engine warm up
Flight - reduce power

If stays in yellow, land ASAP

46
Q

Oil Pressure
Exceed Low Yellow Arch
Corrective actions?

A

Normal at idle
Flight - Clutch light should light soon after

Reduce power until light off
If continuous - reduce IAS to 50kts, land ASAP

47
Q

Oil Pressure
Exceed Low Red Arch
Corrective actions?

A

Land ASAP

Monitor OIL P warning light
If on - Land IMMEDIATELY

48
Q

Fuel Pressure
Exceed Low Red Arch
Corrective actions?

A

Check boost pump ON
Reduce power and reach Vy = 50kts
Land ASAP

49
Q

Fuel Pressure
Exceed High Red Arch
Corrective actions?

A

Switch boost pump OFF
Check a decrease
Land ASAP

50
Q

Low Fuel
EPM Red light (10L)
Corrective actions?

A

Check with Low Fuel warning light
If ON - Land IMMEDIATELY

51
Q

BATT
Battery Charge

A

Check ALT switch is ON
Battery is not being charged. Turn all non-essential equipment OFF.
Land ASAP

52
Q

CO
Amber Alarm
Corrective actions?

A

Shut cabin heater OFF
Open vents
Ground/Hover - Change heading
If symptoms of CO poisoning occur
Land IMMEDIATELY

53
Q

MGB / TGB Chip
EPM Amber Alarm
Corrective actions?

A

If alarm is accompanied by an indication of a problem such as noise, vibration or MGB temp light - Land IMMEDIATELY

If there is no other indication of problem - Land ASAP

54
Q

Starter (Stays on)
Amber Alarm
Corrective actions?

A

Immediately pull the mixture OFF to shut the engine down and switch MASTER OFF
Have system serviced.

55
Q

GOV OFF
Blue Warning Light
Corrective actions?

A

Control engine/rotor RPM with twist grip
Continue Flight

56
Q

GOV OFF (blinking)
Blue Warning Light
Corrective actions?

A

If rotors are desynchronized from engine
Apply collective to resynchronize
If blinking stops
Continue Flight

If rotors are synchronized,
Disengaged the governor
Control engine/rotor rpm with twist grip
Continue Flight

57
Q

Oil Pressure
Red Alarm Warning Light
Corrective actions?

A

Land IMMEDIATELY

58
Q

MGB Temp
Amber Warning Light
Corrective actions?

A

If alarm is accompanied by an indication of a problem such as noise, vibration or MGB chip light - Land IMMEDIATELY

If there is no other indication of problem - Land ASAP

59
Q

Low Fuel
Amber Warning Light (12L)
Corrective actions?

A

Land ASAP
If EPM reads <10L - Land IMMEDIATELY

60
Q

ALT
Amber Warning Light
Corrective actions?

A

Check charge indicator on EPM

If GREEN or WHITE - battery is being charged.
Continue Flight

If yellow - battery is not being charged. Turn all non-essential equip OFF
Land ASAP

61
Q

Clutch
Amber Warning Light
Corrective actions?

A

Reduce power until light is off
If continuous - Reduce IAS to 50kts
Land ASAP
Be prepared to enter Autorotation.

62
Q

Rotor starting and stopping limits

A

40kts including gusts

63
Q

Top of the height velocity graph?

A

500ft

64
Q

Steps to allow a person to enter or exit the cabin?

A
  1. Less the 20kt wind
  2. Hold collective down
  3. Hold cyclic slightly aft
  4. Maintain RPM steady in green arch
  5. Watch person in lateral sector and allow by a head sign
65
Q

Best take-off and climb speed

A

50kts IAS

66
Q

Best range speed

A

80kts IAS

67
Q

Autorotation speed

A

50kts IAS

68
Q

Emergency Procedures

Engine Fire
On the ground

A
  1. Shut cabin heater OFF
  2. Shut fuel valve OFF
    When engine quits
  3. Switch all switches OFF
  4. Pull rotor brake
  5. Wait for complete stop of rotors before evacuating the cabin
69
Q

Emergency Procedures

Engine Fire
In flight

A

Once fire is CONFIRMED

Land IMMEDIATELY

  1. Shut cabin heat OFF
  2. Lower collective and enter auto as per procedure
  3. Shut valve OFF
  4. Shut fuel pump OFF
  5. Above 8000AGL increase airspeed to 90kts
  6. Perform autorotation landing
  7. Pull rotor brake
  8. Wait for a complete stop of rotors before evacuating the cabin
70
Q

Emergency Procedures

Inflight Engine Restart

A

Only attempt once autorotation is stabilized and on trajectory to landing area.

  1. Stabilize auto
  2. Check boost pump ON, fuel valve ON
  3. Check mixture RICH
  4. Check both ignition switches ON
  5. Apply 50% throttle
  6. Press starter button
71
Q

Emergency Procedures

Ditching

A
  1. Apply same procedures for landing
  2. Head equally between the wind and wave direction
  3. Open doors
  4. Reduce forward and vertical speed to minimum before contact with water
  5. Keep collective up after contact to help rotor deceleration
72
Q

Emergency Procedures

Electrical Fire

A
  1. Switch alternator OFF
  2. Switch MASTER OFF
  3. Move NR switch to “Backup” position
  4. Use NR lights to monitor rotor speed

If source is determined, switch the other systems ON
If electrical fire continues - Land IMMEDIATELY
If not Land ASAP

73
Q

Emergency Procedures

Tail Rotor Failure
Hovering

A
  1. Land IMMEDIATELY
  2. Reduce throttle in order to reduce left yaw rate
  3. Cushion contact with the ground by applying collective pitch up to high stop if necessary
74
Q

Emergency Procedures

Tail Rotor Failure
Other Flight Cases

A
  1. Switch governor OFF
  2. Adjust power to maintian 70 - 80 kts
  3. Reach an appropriate surface for an auto running landing
  4. Enter auto, roll off throttle. Reduce airspeed as late as you can. Land with as much speed as the surface permits
75
Q

Emergency Procedures

Yaw Control Failure
Hovering

A
  1. Land IMMEDIATELY
  2. Lower collective slowly enough to land smoothly while rolling off throttle to reduce yawing nose to the right
76
Q

Emergency Procedures

Yaw Control Failure
Other Flight Cases

A
  1. Land ASAP
  2. Adjust to 70 - 80kts
  3. Adjust power to minimize sideslip and keep nose to the right
  4. Reach an appropriate surface for a running landing.
  5. Carry out cautious landing. Reduce airspeed as late as you can. Land with as much airspeed as the surface permits.
77
Q

Emergency Procedures

Engine Governor Failure

A

Detected by
- Rotor/Engine speed not regulated
- Rotor/Engine speed changes in level flight
- If in doubt roll twist grip to see reaction
- GOV light is blinking

When detected
1. Hold twist grip firmly and overtake governor
2. Switch governor OFF
3. Regulate rotor/Engine speed in the green
4. Continue Flight

78
Q

Emergency Procedures

Complete Loss of EPM

A
  1. Land ASAP
  2. Switch NR switch to backup
  3. Rotor/Engine speed controlled by governor and checked using high and low NR lights
  4. Control carburetor heat manually
    COLD - High power
    HOT - Low power
  5. In this case, if LOW FUEL lights - Land IMMEDIATELY
79
Q

Emergency Procedures

MLI Failure

A

Detected by the indication XXX on MLI

  1. Above 5500ft pressure altitude, you will always be limited to full throttle
    Below 5500ft pressure altitude, do not exceed 80kts

Continue Flight

  1. Make cautious landing not requiring more power than previous take-off
80
Q

Emergency Procedures

MLI Degraded Mode

A

Automatically shifts when one of the following is lost
- Engine speed
- Throttle position
- OAT
- Ambiant air pressure

Signaled by MLI displayed in YELLOW

Continue Flight

81
Q

Emergency Procedures

EPM CPU Overtemperature Failure

A

Warning displays thermometer symbol then turns off 30sec later

Refer to loss of EPM display procedure

If conditions change, a restart can be attempted. Switch ALT OFF, then switch MASTER OFF for a short moment then ALT ON again.

82
Q

Emergency Procedures

Loss of engine speed sensor

A

Detected by XXX on engine indicator and loss of governor
1. Refer to NR indicator for engine speed
2. Overtake the governor
3. Once NR is in the green switch governor OFF
4. Regulate throttle manually in the green

Continue Flight

83
Q

Emergency Procedures

Loss of main rotor speed sensor

A

Detected by XXX on EPM indicator
1. Keep powered flight, no desynchronization
2. Refer to NM indicator for rotor speed indication

Continue Flight

84
Q

Emergency Procedures

Power Failure
Hover

A
  1. Use left pedal input to counter yawing to the right
  2. Cushion landing by raising collective until high pitch stop if necessary
  3. Once landed, lower collective
85
Q

Emergency Procedures

Power Failure
During Take-off

A
  1. Use left pedal to counter yawing to right
  2. Use aft cyclic to level the helicopter
  3. Before having reached 30kts DO NOT LOWER COLLECTIVE
  4. If above 30kts, slightly pitch up while slightly lowering collective, if needed, to prevent climbing
  5. When approaching the ground, raise the collective to cushion contact
  6. Use pedals to minimize ground drift
  7. Once stopped, lower collective
86
Q

Emergency Procedures

Power Failure
In Flight

A
  1. Lower collective immediately and maintain full down
  2. Use pedals to control yaw
  3. Maintain between 30-50kts
  4. Select landing area and manoeuvre to land into wind
  5. Adjust collective to centre NR green arc
  6. When landing is ensure, consider engine restart
  7. About 60ftAGL, apply aft cyclic to raise helicopter nose smoothly
  8. As ground closes in, apply forward cyclic while raising the collective to stop sink rate
  9. Use pedals to minimize ground drift
  10. Once stopped, lower collective
87
Q

How can an engine failure be detected?

A
  • Yaw acceleration to the right
  • Engine noise level decreases
  • Tachometer needles split on EPM
  • OIL P warning on EPM and OIL P light come ON
  • Plasma Beeper going off
  • Rotor speed decreasing and “Low NR” horn audible
88
Q

How can a primary transmission failure be detected?

A
  • High yaw rate to the right
  • Engine noise level increases
  • Tachometer needles split on EPM
  • Rotor speed decreasing and “Low NR” horn audible

Roll off twist grip ASAP

89
Q

Best glide ratio for an autorotation?

A

80kts IAS
Mid yellow arc - 480rpm

90
Q

Max weight of the hook

A

220kg

91
Q

Symptoms of Carb icing in a Cabri

A

Governor mask icing
MLI will change from PWR to FLO and reach 100%

92
Q

Confine landing power check percentages meaning?

A

Landing
30% - IGE Hover
35% - OGE Hover
40% - Steep Approach

Take Off
30% - Low power op.
35% - Normal take-off
40% - Towering take-off to 50”

93
Q

Confine landing recon points
In order

A

Wind
Way in
Way out
Wires
Wubbish

Size/Shape
Surface/Slope
Stock/Surrounds
Sun/Shadow
Spot

94
Q

System Description
Landing gear

A

2 tubular bows & skids.
Attached via soft elastomeric mounts.
Skids have wear shoes attached to protect against abrasion.

95
Q

What does the white triangle next to the carb heat bricks represent?

A

In auto mode only, the white triangle arrow shows when the EPM triggers carb heat valve to open.

96
Q

Tracker System Timings?

A

In reception - 15-30sec
Out of reception / satellite - 2min

97
Q

Left seat removed, luggage bracket weight limitations

A

80kg

Remove dual controls
Cap on cyclic root

98
Q

Tail Rotor pitch control is controlled through what?

A

A ball bearing flexible control

CPL Prep (10 decks)

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