EPS/Limits Flashcards

1
Q

NR (Rotor speed) Max

A

110 (greater than 110 is red)

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2
Q

NR Transient

A

105-110 (Yellow)

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3
Q

NR High rotor warning annunciation

A

105

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4
Q

NR Normal

A

97-104 (Green)

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5
Q

NR Low rotor warning annunciation

A

97

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6
Q

NR transient (RED)

A

0-96.5

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7
Q

ENG 1 or 2 oil pressure Max

A

120 (Red w/box)

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8
Q

ENG 1/2 normal oil pressure

A

23-120 (green)

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9
Q

ENG 1/2 Minimum oil pressure

A

23 (Red)

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10
Q

Hydraulic pressure 5 sec transient

A

Greater than 3410 (5 sec yellow, greater than 5 sec red w/box)

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11
Q

Hydraulic pressure 5 min transient

A

3310-3400 (5 min yellow, greater than 5 min red w/box)

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12
Q

Hydraulic pressure normal

A

2700-3300 (green)

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13
Q

Hydraulic pressure min

A

1260 (less than 1260 red w/box)

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14
Q

ATS

A

Air turbine starter

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15
Q

When exposed to environmental conditions an interval of atleast ____ sec between the completion of one cycle and the beginning of the next

A

60 sec

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16
Q

A starting cycle is the interval from the start initiation and acceleration of the output drive shaft from ____ RPM, to ______. The _____ Sec delay between start attempts applies when the first attempt is aborted for any reason and it applies regardless of the duration of the first attempt. If motoring is required for an emergency, the ______ sec delay does not apply

A

0 RPM
starter dropout
60 Sec
60 Sec

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17
Q

ENGINE START AMBIENT TEMP OF 61F or BELOW

____ Consecutive start cycles may be made, followed by a ____ min rest period, followed by ____ additional consecutive start cycles. A _____ min rest period is then required before any additional starts

A

2 Consecutive
3 min
2 additional start cycles
30 min rest

18
Q

ENGINE START ABOVE 61F

_____ Consecutive start cycles may be made. A ____ min rest period is then required before any additional starts

A

2 consecutive
30 Min

19
Q

DUAL ENGINE STARTS

Dual engine starts are _______ due to insufficient IPAS air. Each engine incorporates a TGT limiter control which limits engine operation according to the following indicated TGT value; Dual engine _____ C. Single engine _______C

A

Prohibited
879 +- 5
903 +- 5

20
Q

701D TGT Digital Readouts

______ Max
______ Transient, ______ Sec
______ Contingency, ______ Min
______ Max rated power, ______ Min
______ Maximum during start
______ Intermediate rated power, _____ Min
______ Maximum continuous power
______ Normal

A

949 Max
904-949 transient, 12 Sec
880-903 Contingency, 2.5 min
847-879 Max rated power, 10 Min
851 Max during start
794-846 Intermediate rate power, 30 Min
793 Max cont. power
0-793 Normal

21
Q

It is not abnormal to observe a NP split between ENG1 and ENG2 during autorotational descent when the engines are fully decoupled from the transmission. An increase from _____ % to ______% is possible

A

100% to 105%

22
Q

ENG1, ENG2 NP % digital readouts

_____Maximum
_____Engine overspeed annunciated
_____ Transient, ___ Sec (yellow @ 114)
_____ Normal

A

119 Max
114 Engine overspeed annunciated
104-119 Transient, 12 Sec
0-103 Normal

23
Q

ENG1, ENG2 NG (%) digital readouts

____Maximum
____ Transient ____ Sec
____ Normal
____ Minimum engine out warning annunciated

A

106 Max
105.1-106 Transient, 12 Sec
63.1-105 Normal
63 Minimum engines out annunciated

24
Q

TORQUE (%) digital readouts NR < 50%

____ Max
____ Normal

A

30 Max
0-30

25
TORQUE (%) digital readouts NR < 90% _____ Maximum _____ Normal
70 Max 0-70 Normal
26
TORQUE (%) Digital readouts - DE ____ Maximum ____ Transient ___ Sec ____ Normal
115 Max 101-115 Transient, 6 sec 0-100 Normal
27
DE
Dual Engine
28
SE
Single Engine
29
Np
Engine Power Turbine Speed
30
NG
Engine Gas Generator
31
TGT
Turbine Gas Temp
32
SE TORQUE digital readouts _______MAX _____Transient____ Sec _____Single engine contingency ______Min _____Single engine cont. power _____ Normal
125 Max 121-125 Transient 6 Sec 111-120 Single engine contingency 2.5 min 110 Single engine max contingency power 0-110 Normal
33
Avoid prolonged APU operations at ___% to ____ % NR with the APU running. The APU clutch will oscillate from engaged to _____. This creates high loads on the clutch and shall be avoided.
94-96% Disengaged
34
APU OPERATIONS LIMITATIONS (Prohibited during normal flight) After a fault or aborted start, wait____ sec after APU has stopped before attempting another start. After ___ consecutive start attempts, wait____ min before third start attempt. No more than___ start attempts are permitted in _____ hr
30 sec 2 consecutive starts 20 min 3 start attempts 1 hour
35
EXTENDED APU GROUND OPERATIONS During prolonged ground operations greater than ___ min, observe XMSN Temp 1 and XMSN Temp 2 on the SYS page. If the temperatures exceed ____, the APU shall be shutdown and the transmission fluid allowed to cool for ___ min prior to resuming APU ground operations; or the transmission fluid may be cooled by operating an engine with rotor turning
30 min 140 degree c 30 min
36
Maximum gross weight is ___ pounds, except for non-tactical ferry flights, which may not exceed ___ pounds
20,260 Pounds 23,000 Pounds
37
AIRSPEED FOR AUTOROTATION Max airspeed for autorotation is ____ KTAS. Above _____ KTAS, drag on the rotor system will cause NR to decay rapidly
145 KTAS 145 KTAS
38
AIRSPEED LIMITS FOR SINGLE ENGINE OPERATIONS Greater of: 1) ______% of _____ determined from using the _________ line. If above this, a successful autorotation may not be possible due to rapid NR decay 2) The airspeed for minimum power determined form the applicable chapter 7 cruise charts using the __________ lines
67% of VNE Gross Weight MAX END/ MAX R/C
39
MAX rearward and sideward airspeed for all gross weights_______ due to possibility of LTE
45 KTAS
40
MAX airspeed for searchlight extension
up to 90 Knots
41
MAX airspeed for CEFS tanks installed in any configuration
130 KTAS