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EPs & Limits > Limits > Flashcards

Limits Flashcards

1
Q

NP1/NP2

A

105-107% - 12 second transient
101-105% - transient
95-101% - continuous
91-95% - transient
20-40% & 60-90% - avoid operations

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2
Q

NR (power on)

A

101-107% - transient
95-101% - continuous
91-95% - transient

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3
Q

NR (power off autorotation)

A

110% - maximum
105%-110 - transient
90- 105% - normal

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4
Q

NG

A

105-106% - 12 second transient
0-105% - continuous

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5
Q

(Q) 10 second transient - dual engine

A

100-144% - above 80 KIAS
120-144% - 80 KIAS or below

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6
Q

(Q) 10 second transient - single engine

A

135-144% - 10 second transient

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7
Q

Back up pump operations

A

TEMP Operation / cooldown
-54° - 32° Unlimited / —
33° - 38° 24 min / 72 min
39° - 52° 16 min / 48 min

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8
Q

Starter limits (hot weather)

A

</= 15°: 2 starts|3 min|2 starts|30 min
>15°-52°: 2 starts|30 min

(2 starts = start, 60 second rest, start)

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9
Q

Windshield anti-ice limit

A

27° anti-ice check max temp

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10
Q

Rotor break limit

A

76% NR emergency max rotor speed
<40% NR/150-180 PSI Eng off no < 12 sec
450 PSI / 690 PSI Min/max rotor break PSI

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11
Q

Slope limits

A

15° left wheel/right wheel/ nose up
6° nose down
15 knot max tail wind

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12
Q

Landing limits

A

540 fpm/360 fpm Level/slope < 16,825 lbs
300 fpm/180 fpm Level/slope > 16,825 lbs

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13
Q

Q continuous dual engine

A

0-100% above 80 KIAS
0-120% at or below 80 KIAS

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14
Q

Q continuous single engine

A

0-135% single engine

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15
Q

Engine oil pressure

A

100-120 PSI - 5 minute limit
26-100 PSI - normal
22-26 PSI - idle

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16
Q

Engine oil temp

A

135-150° - 30 min limit
-20-135° - continuous

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17
Q

TGT

A

0-793 Normal
793-846 30 min
846-879 10 min
851 Abort start
879-903 2.5 min
903-949 12 sec transient

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18
Q

Transmission oil pressure

A

65-130 PSI Precautionary
30-65 PSI Continuous
20-30 PSI Idle and transient
30-35 PSI >10° nose up
10-15 PSI >15° nose up

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19
Q

Transmission oil temperature

A

105-140° Precautionary
-20-105° Continuous

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20
Q

APU operations

A

> /= 43° with rotor and engine on: 30 minutes
</= 51° with rotor and engine off: continuous
APU oil hot caution: 30 minute cooling

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21
Q

Vne

A

193

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22
Q

Landing/search light extended

A

180

23
Q

Gunner window open

A

170

24
Q

1 hydraulic pump/1 sas inop

A

170

25
Q

2 hydraulic pumps/2 sas inop

A

150

26
Q

Cabin doors open

A

145

27
Q

2 hydraulic pumps/2 sas inop (IMC)

A

140

28
Q

1 engine inop

A

130

29
Q

Landing light extended by:

A

130

30
Q

Max speed auto with stab failure

A

120

31
Q

Best auto glide distance (clean configuration)

A

110

32
Q

Search light extended by:

A

100

33
Q

Roll on landing

A

60 GS

34
Q

Rotor start and stop (wind speed)

A

45 knots

35
Q

Side/rearward hover

A

45 Knots

36
Q

Roll/Pitch limit

A

Roll = 60° (30° primary servo fail caution)
Pitch = 30°

37
Q

Cargo hook limits

A

9,000 lbs max load
30° bank limit
35 knots rearward flight

38
Q

Rescue hoist limits

A

600 lbs max load
30° bank limit
35 knot rearward flight
1,000 fpm max rate of decent

39
Q

High speed yaw maneuvers

A

> 80 KIAS avoid abrupt full pedal inputs

40
Q

Pressure refuel max rate

A

300 gal/min at 55 PSI

41
Q

8 net restraint rings in cargo compartment

A

3,500 lbs in any direction

42
Q

Cabin ceiling tie downs

A

4,000 lbs

43
Q

Cargo floor max capacity

A

300 lbs per sq/ft

44
Q

Max capacity for storage compartment

A

125 lbs

45
Q

Turbulence and thunderstorm operation

A

Intentional flight into severe turbulence or thunderstorms is prohibited

With slingload and inop collective trim - flight into any turbulence is prohibited

46
Q

17 tie down fittings on cargo floor

A

5,000 lbs in any direction

47
Q

Max gross weight

A

22,000
With external lift mission 23,500
ESSS/ERFS helicopter on ferry mission - 24,500

48
Q

Operative equipment for flight into known icing

A

Trace or light:
Insulated ambient air sensing tube
Windshield anti-ice
Engine anti-ice
Engine inlet anti-ice modulating valve
Pitot heat

Moderate icing:
+blade de-ice

Flight into known heavy or severe icing is prohibited

49
Q

Fuel limits

A

> 200 lbs (each tank) - normal
0-200 lbs - precautionary

50
Q

Autorotation speeds

A

<16,825 lbs - 150 Vne
>16,825 lbs - 130 Vne
Stab fail - 120 Vne
Recommended - 80 kts

51
Q

Stabilator fail airspeed limits

A

> 40 KIAS - 0°
<40 KIAS - Full down
Auto rotation - 120 Vne

52
Q

Prohibited maneuvers

A

Hovering turns >30° per/sec
Simultaneous movement of both PCLs during flight to idle or off
Rearward ground taxi
Intentional maneuvers beyond 30° pitch and 60° roll

53
Q

Restricted maneuvers

A

Manual operation of stabilator in flight
Downwind hovering
High speed yaw above 80KIAS; avoid abrupt full pedal inputs
Bank angles limited to 30° with PRI SERVO FAIL caution

EPs & Limits (3 decks)

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