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UH-72 Lakota - 2022 > RFM chapter 2 - Limits > Flashcards

RFM chapter 2 - Limits Flashcards

1
Q

Describe Name, FLI, Time, Torque and TOT of the figure below

A

Name - TOT starting transient

FLI - 11

Time - 5sec

Torque - N/A

TOT - 865C

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2
Q

Lateral center of gravity limits:

<3000kg:

>3000kg:

A

<3000kg: 100mm

>3000kg: 80mm

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3
Q

Slope operation limits:

Left

Right

Up

Down

A

Left - max. 11*

Right - max. 6*

Up - max. 8*

Down - max. 8*

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4
Q

Engine oil temperature

Minimum for starting:

Oil viscosity 3 cSt and 3.9 cSt .

Oil viscosity 5 cSt

Minimum for power application:

Oil viscosity 3 cSt and 3.9 cSt

Oil viscosity 5 cSt

Maximum operating temperature:

A

Minimum for starting:

3 cSt and 3.9 cSt: -45C

5 cSt: -40C

Minimum for power application:

3 cSt and 3.9 cS: -10C

5 cSt: 0C

Maximum operating temperature: 115C

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5
Q

Describe Name, FLI, Time, Torque and TOT of the figure below

A

Name - AEO max. takeoff power

FLI - 10

Time - 5 min

Torque - 88%

TOT - 845C

Note: Torque limit only valid below 65KIAS
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6
Q

Hover turns:

With gross mass <3200 kg

With gross mass >3200 kg

A

With gross mass <3200 kg - Max 45*/s (8 seconds for a 360* turn)

With gross mass >3200 kg - Max 30*/s (12 seconds for a 360* turn)

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7
Q

Engine oil pressure limits

Minimum

Caution range

Continous operation

Maximum continous

A

Minimum: 1.3 bar

Caution range: 1.3 - 1.5 bar

Continous operation: 1.5 - 5 bar

Maximum continous: 5 bar

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8
Q

Engine ventilation limits:

A
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9
Q

Main transmission oil temperature:

Continuous operation

Maximum

A

Continuous operation: -10C - 105C

Maximum: 105C

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10
Q

Main rotor mast moment limits indications (linear scale)

A
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11
Q

Battery temperature limits:

A

For engine start-up at outside air temperatures below -20C using the A/C battery, the ac battery shall be preheated to at least -20C.

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12
Q

Main transmission oil pressure limits:

Minimum

Caution range

Continuous opration

Maximum

A

Minimum: 1 bar

Caution range: 1.0 - 1.5 bar

Continuous opration: 1.5 - 5 bar

Maximum: 5 bar

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13
Q

Describe Name, FLI, Time, Torque and TOT of the figure below

A

Name - TOT starting range

FLI - 6-7

Time - N/A

Torque - N/A

TOT - 600-700C for starting

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14
Q

Rotor RPM limitations:

A
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15
Q

Rotor starting/stopping in high wind:

A

Max 50kts from all HORIZONTAL directions

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16
Q

Main rotor mast moment limits (circular scale)

  • Showed when
A

Showed when Nro is avbove 70%

17
Q

Maximum number of occupants in the aircraft:

A

11

18
Q

Maximum gross weight:

A

3585 kg

7905 lbs

19
Q

DC system/generator normal operating range:

A

Voltage: 28.5 +/- 0.3 V

Current: 0A - 200 A

20
Q

Describe Name, FLI, Time, Torque and TOT of the figure below

A

Name - Max. TOT starting

FLI - 8.5

Time - N/A

Torque - N/A

TOT - 785C

21
Q

Prohibited flight maneuvers:

A

Aerobatic maneuvers

Intentional full autorotation landings

Flight into icing condition. In case that icing condition are entered unexpectedly, the icing zone shall be left in the quickest possible way.

22
Q

Engine starter/generator energize times

A
23
Q

Describe Name, FLI, Time, Torque and TOT of the figure below

A

Name - OEI 2.5 min. power

FLI - 12

Time - 2.5 min

Torque - 125%

TOT - 885C

24
Q

Minimum Flight crew:

A

1 Rated pilot

25
Q

Airspeed limitations:

VNE for OEI

VNE for steady autorotation

A

VNE for OEI operations under all conditions is 110kts or as shown in the VNE table, whichever is less

VNE for steady autorotation under all conditions is 90kts or as shown in the VNE table, whichever is less

26
Q

Minimum gross mass:

A

1750 kg

3858 lbs

27
Q

Max continous load pr generator:

A

200 A

28
Q

Total max continous load with both generators:

A

360 A

29
Q

1 System:

Hydraulic system fluid quantities:

A

1 System: 1.0L

30
Q

Altitude limitations:

A

Max operation altitude: 18.000 ft PA

Maximum operation altitude for hove IGE / takeoff and landing: 18.000 ft DA or 18.000 ft PA, whichever is less

31
Q

Describe Name, FLI, Time, Torque and TOT of the figure below

A

Name - AEO transient; max. 12 sec.

FLI - 10.5

Time - 12 sec

Torque - 97%

TOT - N/A

32
Q

Describe Name, FLI, Time, Torque and TOT of the figure below

A

Name - AEO takeoff power range; max. 5 min

FLI - 8.5-10

Time - 5min

Torque - 71-88%

TOT - 845C

Note: Torque limits only valid below 65KIAS
33
Q

Describe Name, FLI, Time, Torque and TOT of the figure below

A

Name - OEI transient; max. 12 sec.

FLI - 14

Time - 12 sec

Torque - 140%

TOT - N/A

34
Q

Environmental operation conditions

(in Heavy smoke etc:)

A

Flight is restricted to 30 minutes with NACA inlets closed.

If CPDS OHVT caution comes on during the 30 minutes, proceed according to CPDS OVHT caution indication (another 30 minutes).

35
Q

Ambient air temperature limits:

1 - Minimum air temp with cold weather kit:

2 - Minimum air temp without cold weather kit:

3 - Minimum air temp with bleed air heating defective:

4 - Maximum air temp:

A

1: -45C
2: -30C
3: +10C
4: ISA + 35 C (Max 50C)

36
Q

Tie-down ring limits:

A

70 kg

152 lbs

37
Q

Loading limits:

A

600 kg/m^2

123 lb/ft2

38
Q

Describe Name, FLI, Time, Torque and TOT of the figure below

A

Name - OEI max. continuous power

FLI - 11

Time - N/A

Torque - 91.5%

TOT - 845C

UH-72 Lakota - 2022 (42 decks)

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