Limits: AH-1Z War Wagon Flashcards

1
Q

Min Temp for Battery APU Start

A

-25 Deg F (-32 C)

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2
Q

Ground power requirements for APU start

A

Amps: 500 (300-1,000 Amp Range)
Volts: 28 Vdc (23.9 - 29.1 Vdc Range)

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3
Q

APU Starter Limits

A
30 sec ON
60 sec OFF
30 sec ON
60 sec OFF
30 sec ON
30 min OFF
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4
Q

Starter Limits (Less than 61F)

A
Starter on: Not to exceed 2 min
1st Cycle: 60 sec OFF
2nd Cycle: 60 sec OFF
3rd Cycle: 60 sec OFF
4th Cycle: 30 min OFF
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5
Q

Starter Limits (61F to 126F)

A

Starter on: Not to exceed 2 min
1st Cycle: 60 sec OFF
2nd Cycle: 30 min OFF

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6
Q

Engine Wash Limits

A
2 min ON
5 min OFF
2 min ON
30 min OFF
**starter motoring is cumulative within a 5 minute period**
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7
Q

Engine Abort Criteria

A

1) Ng fails to reach 14% within 6 sec
2) No MGT indication within 20 sec after initial indication of Ng
3) No oil pressure within 30 sec after starter is engaged.
4) MGT reaches 867 before starter disengages
5) Starter fails to disengage above 55% (+/- 3%) Ng
6) No Np indication within 30 sec after Ng reaches IDLE (67% +/-3%)
7) ROTOR BRAKE light fails to extinguish 30 sec after brake release

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8
Q

Max relative wind for rotor start or stop

A

60 kts

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9
Q

Main Rotor (Nr) Power ON

A

Minimum: 91%
Continuous: 97 - 104.9%
Maximum: 104.9%

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10
Q

Main Rotor (Nr) Power OFF

A

Minimum: 84%
Continuous: 91 - 110.9%
Maximum: 110.9%

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11
Q

Power Turbine Speed (Np)

A

Continuous: 99-101.7%
Transient (12 sec): 101.8-116.9%
Maximum: 116.9%
Avoid: 55-70%

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12
Q

Engine Torque (401)

A

Continuous: 0-62.4%
Transient (30min) : 62.4-65.7%
Maximum: 65.7%

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13
Q

Engine Torque (401C)

A

Continuous: 0-65.7%
Maximum: 65.7%

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14
Q

Main Rotor Gearbox Torque

A

Continuous: 0-104.9%
Transient (10sec): 105-110.9%
6 transient overtorques in the transient range or operation for more than 10 seconds requires an inspection

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15
Q

MGT (Normal)

A

Continuous: 400-800 C

Intermediate (30 min): 801-867 C

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16
Q

MGT (One Engine Inoperative)

A

Contingency (2 1/2 min) : 868-917 C

Transient (12 sec) : 917-964 C

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17
Q

Gas Generator Turbine (Ng)

A

Continuous: 0-102.1%
Transient (12 sec) : 102.1 - 105.1%
Maximum: 105.2%

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18
Q

Engine Oil Temperature

A

Continuous: 35-131 C
30-Minute: 132-149 C
Maximum: 150 C

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19
Q

Engine Oil Pressure

A
Minimum: 20 PSI
Caution: 20-30 PSI
Continuous: 30-100 PSI
Maximum: 100 PSI
Maximum Cold Start: 200 PSI
20
Q

MRGB Oil Temperature

A

Caution: -50 to 0 C
Normal: 0 to 100 C
Caution: 100 to 110 C
Maximum: 110 C

21
Q

MRGB Oil Pressure

A
Minimum: 25 PSI
Caution: 25-40 PSI
Normal: 40-70 PSI
Caution: 70-100 PSI
Maximum: 100 PSI
22
Q

Intermediate Gearbox Oil Temperature

A

Caution: -50 to 0 C
Normal: 0-124 C
Maximum: 124 C

23
Q

Intermediate Gearbox Oil Pressure

A

LO: Low
GO: Normal (>7 PSI)

24
Q

Combining Gearbox Oil Temperature

A

Caution: -50 to 0 C
Normal: 0 to 100 C
Caution: 100 to 110 C
Maximum: 110 C

25
Combining Gearbox Oil Pressure
``` Minimum: 25 PSI Caution: 25-70 PSI Normal: 70 - 90 PSI Caution: 90 - 150 PSI Maximum: 150 PSI ```
26
Tail Rotor Gearbox Oil Temperature
Caution: -50 to 0 C Normal: 0 to 100 C Caution: 100 to 110 C Maximum: 110 C
27
Tail Rotor Gearbox Oil Pressure
LO: Minimum (<10 PSI) GO: Normal (11 - 149 PSI) HI (Yellow): Caution Range (150-174 PSI) HI (Red): Maximum (>175 PSI)
28
Hydraulics Temperature
``` Minimum: -7 C Caution: -7 to 10 C Normal: 10 to 110 C Caution: 110-115 C Maximum: 115 C ```
29
Hydraulics Pressure
``` Minimum: 2000 PSI Caution: 2001 - 2700 PSI Normal: 1700 - 3150 PSI Caution: 3150 - 3850 PSI Maximum: 3850 PSI ```
30
Hydraulics Fluid Level
Min: LOW (75 CU In) Caution: REFL (75 - 85 CU In) Normal: FULL (85 - 110 CU In)
31
Main Generator Voltage
``` Minimum: 18 Vdc Caution: 18 - 22 Vdc Normal: 22 - 28 Vdc Caution: 29 - 30 Vdc Maximum: 30 Vdc ```
32
Main Generator Amperage
Normal: 0 - 400 Amps Caution: 400 - 600 Amps Maximum: 600 Amps
33
Battery Limits
``` Minimum: 18 Vdc Caution: 18 - 22 Vdc Normal: 22 - 28 Vdc Caution: 29 - 30 Vdc Maximum: 30 Vdc ```
34
Essential and Non Essential DC Bus
``` Minimum: 18 Vdc Caution: 18 - 22 Vdc Normal: 22 - 28 Vdc Caution: 29 - 30 Vdc Maximum: 30 Vdc ```
35
APU Generator Voltage
``` Minimum: 0 - 17.9 Vdc Caution: 18 - 21.9 Vdc Normal: 22 - 28 Vdc Caution: 29.1 - 29.9 Vdc Maximum: 30 Vdc ```
36
APU Generator Amperage
Normal: 0 - 200 Amps Caution: 200.1-299 Amps High: 300-400 Amps
37
Essential and Non Essential AC Bus
``` Minimum: 104 Vac Caution: 104-108 Vac Normal: 108 - 118 Vac Caution: 118-125 Vac Maximum: 125 Vac ```
38
Rotor Brake Limits
1) Do not apply above 60% Nr 2) Do not apply below 25% Nr 3) Release rotor brake prior to 0% Nr 4) During rotor brake start, release brake within 25 sec after 67% Nr is attained. 5) During rotor brake start, ROTOR BRAKE light should extinguish within 30 sec after brake release. 6) Do not exceed engine idle RPM with rotor brake engaged.
39
Maximum sloped surface landing
6 degrees
40
Maximum Airspeed
Below 10,000' DA: 200 KIAS | Above 10,000' DA: 100 KIAS
41
Airspeed Limits
Autorotation: 120 KIAS Sideward/Rearward: 45 KIAS SCAS Failure: 100 KIAS
42
Roll Limitation
30 Deg AOB above 10,000' DA
43
Acceleration Limits
Stick Buzzer: 2.5 g's | Max: 3.0 Below 15,000lbs gross weight
44
Prohibited Manuevers
1) Aerobatic maneuvers 2) Practice Autos to a touchdown 3) Practice Auto entries within the shaded areas if the Height-Velocity Diagram 4) Dual-engine throttle chops above 120KIAS 5) Single-engine throttle chops above 60% MRGB Torque 6) Do not exceed 50% MRGB torque at airspeeds above Vh while in a dive 7) Abrupt, simultaneous collective and cyclic inputs while maneuvering.
45
Maximum Weights
Max Gross: 18,500 lbs Max Jacking: 14,000 lbs Max Towing: 18,500 lbs
46
Maximum Wind for blade folding
45 Kts