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60 A/L > Chapter 5 Limits > Flashcards

Chapter 5 Limits Flashcards

1
Q

Maximum wind velocity for rotor start or stop

A

45 kts from any direction

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2
Q

Main rotor overspeed

A

One dot=127%
Two dot=137%
Three dot=142%

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3
Q

Engine RPM

A

12 Sec transient 105-107%
Transient. 101-105%
Continuous. 95-101%
Transient. 91-95%

Avoid operations in 20-40 and 60-90% range except during start and shutdown.

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4
Q

Power off (autorotation) rotor RPM

A

Maximum 110%
Transient 105-110%
Normal 90-105%

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5
Q

Fuel Quantity A/L

A

Normal 200-1500 lbs

Precautionary 0-200 lbs

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6
Q

Airspeed

A

Maximum 193 knots

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7
Q

Engine Ng

A

10 second transient 102-105%
30 minute limit 99-102%
Continuous 0-99%

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8
Q

Engine oil temperature

A

30 minute limit 135-150 degrees Celsius

Continuous -50-135 degrees Celsius

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9
Q

Engine oil pressure (700)

A

Continuous 20-100 psi

*35 psi minimum at 90% Nq and above

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10
Q

Engine % TRQ (700)

A 
10 second transient
Dual-engine 100-125%
Single-engine 110-135%
Continuous
Dual-engine 0-100%
Single-engine 0-110%
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11
Q

Turbine Gas Temperature (700)

A

10 second transient 850-886 degrees Celsius
Start abort limit 850 degrees C
30 minute limit 775-850 degrees C
Normal 538-775 degrees C

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12
Q

Main transmission oil temperature 60-A

A

Precautionary 105-120 degrees C

Continuous -50-105 degrees C

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13
Q

Main transmission oil pressure

A

Precautionary 65-130 psi
Continuous 30-65 psi
Idle and transient 20-30 psi

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14
Q

Engine % TRQ (701C)

A 
10 second transient
Dual engine 
above 80kts 100-144%
80kts or below 120-144%
Single engine 135-144%
Continuous
Single engine 0-135%
Dual engine
Above 80kts 0-100%
At or below 80kts 0-120%
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15
Q

Turbine gas temperature (701C)

A 
10 second transient 903-949 degrees C
2.5 minutes transient (contingency power) 878-903 degrees C
Start abort limit 851 degrees C
10 minute limit 851-878
30 minute limit 810-851 degrees C
Normal 538-810 degrees C
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16
Q

Engine oil pressure (701C)

A

5 minute limit 100-120 psi
Normal operation 26-100 psi
Idle 22-26 psi

17
Q

Main transmission oil temperature 60-L

A

Precautionary 105-140 degrees C

Continuous-50-105 degrees C

18
Q

Engine starter limits

A 
Temps 15 degrees C and below.
Two start cycles (60 seconds between)
3minute rest period
Two start cycles (60 seconds between)
30 minute rest

Temps above 15 to 52 degrees C
Two start cycles (60 seconds between)
30 minute rest

19
Q

Engine start caution

A

Engine start attempts at or above a pressure altitude of 18,000 feet (701c), or 20,000 feet (700) could result in a Hot Start.

20
Q

Weight limitation

A

60-A 20,250
60-L 22,000
60-L 23,500 only with cargo hook loads between 8000-9000 pounds

Floor loading maximum capacity is 300 pounds per square foot.

21
Q

Max capacity for each storage compartment

A

125 pounds

22
Q

Load capability of the four cabin ceiling tie down fittings

A

4,000 pounds

23
Q

Cargo hook weight limits and airspeed

A

60-A 8,000 pounds
60-L 9,000 pounds
120 KIAS

24
Q

Rescue hoist weight limit

A

600 pounds

25
Q

Max airspeed for one engine inoperative

A

130 KIAS

26
Q

Max airspeed for autorotation

A

Gross wt 16,825 or less=150KIAS

Gross wt above 16,825 =130KIAS

27
Q

Sideward and rearward flight limits

A

Hovering is winds greater than 45 it’s from the side or rear is prohibited. Sideward/rearward flight into the wind, when combined with wind speed, shall not exceed 45 knots

28
Q

SAS inoperative airspeed limits

A

One SAS inoperative 170KIAS
Two SAS inoperative 150KIAS
Two SAS inoperative in IMC 140 KIAS

29
Q

Hydraulic system inoperative limits

A

One hydraulic system inoperative 170KIAS
Two hydraulic systems inoperative 150 KIAS
Two hydraulic systems inoperative in IMC 140 KIAS

30
Q

Search light and landing light airspeed limits

A

Landing light
Extended prior to 130 KIAS
Max speed while extended 180 KIAS

search light
Extended prior to 100 KIAS
Max speed while extended 180 KIAS

60 A/L (3 decks)

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