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Dornier 328 Jet > Limitations > Flashcards

Limitations Flashcards

1
Q

Temperature limitation:

Below -30C perform the…..

A

Hydraulic Leakage Test in AFM section 05-12-00(UJC SOPs 1.3.5)

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2
Q

Cold soaked:

A

-30C for more than 7 hours

Takeoff prohibited until”Precautions after prolonged parking in cold weather” performed. UJC SOPs 1.9

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3
Q

Maneuvering load limit factors (mod 10)

A

Flaps Retracted: -1.0g to +2.65

Flaps extended: 0.0g to +2.0g

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4
Q 
Mod 10 (Max Weights)
Max Ramp:
Takeoff:
Landing:
Zero fuel:
Minimum flight weight:
A 
Max ramp: 34,789
Takeoff: 34,524
Landing: 31,724
Zero fuel: 28,814
Minimum flight weight: 21,164
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5
Q

Maximum Operating Altitude

A

31,000ft pressure altitude

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6
Q

T/O and Landing

Maximum Altitude

A

8000ft

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7
Q

T/O and Landing

Max tailwind component

A

10 kts

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8
Q

T/O and Landing

Max demonstrated crosswind

A

24 kts

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9
Q

T/O and Landing

UJC maximum crosswind component

A

20kts

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10
Q

T/O and Landing

Maximum runway slopes

A

2% up to 2% down

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11
Q

Maneuvering speed Va

A

Va 190 KIAS

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12
Q

Max cruise:

A

Mach .66

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13
Q

Max speeds

Flaps extended Vfe

A

Flaps 12: 205 KIAS
Flaps 20: 180 KIAS
Flaps 32: 160 KIAS

Mod 00 flaps 12: 200 KIAS

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14
Q

Max speeds

Maximum landing gear speeds Vle=Vlo

A

200 KIAS

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15
Q

Max speeds

Max tire speed Vtire

A

180 kts GS

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16
Q

Max speeds

Maximum A/S windshield wipers

A

166 KIAS

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17
Q

Power plant: Pratt & Whitney 306B

Max Takeoff

A

Thrust setting: Max takeoff

Time limit: 5 min (1)

Max ITT C: 920 C

N1%: 105

N2%: 105

Oil pressure(2): 36 to 110

Oil temp C: 16 to 135

(1) MAx TO available unlimited time period during engine failure
(2) oil pressure below 36 only to complete flight, below 20 could damage engine

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18
Q

Power plant: Pratt & Whitney 306B

Max continuous thrust

A

Thrust setting: Max Continuous Thrust

Time limit: Continuous (1)

Max ITT: 920 C

N1%: 105

N2%: 105

Oil pressure(2): 36 to 110

Oil temp: 16 to 135

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19
Q

Power plant: Pratt & Whitney 306B

Flight Idle

A

Thrust setting: Flight idle

Time Limit: Continuous(5)

Max ITT: ————-

N1%: ————-

N2%: 65 (4)

Oil Pressure(2): 20 to 110

Oil temp: -40 to 135

(4) - required to show acceptable acceleration times takeoff thrust
(5) - function of ambient pressure

20
Q

Power plant: Pratt & Whitney 306B

Ground Idle

A

Thrust setting: Ground idle

Time limit: Continuous

Max ITT: ————

N1%: ————

N2%: ————

Oil pressure(2): 20 to 110

Oil temp: -40 to 135

21
Q

Power plant: Pratt & Whitney 306B

Starting:

A

Thrust setting: Starting

Time limit: ———

Max ITT: 950 C

N1%: ———

N2%: ———

Oil pressure(2): 0 to 220 (6)

Oil temp: -40 minimum (3)

(3) - motive flow should be off during cold day engine starts
(6) - after initiation of the engine start cycle, oil pressure should indicate a steady increase within 20 seconds of the start of N2 rotation.

22
Q

Power plant: Pratt & Whitney 306B

Transient

A

Thrust setting: Transient

Time limit: 20 seconds 90 seconds

Max ITT: 930 C ———–

N1%: 106 ———–

N2%: 106 ———–

Oil pressure(2): 0 to 20 10 to 220

Oil temp: 143 C 143 C

23
Q

Air turbine starter limits

A

2 start cycles permitted within 10 minutes
-each cycle not longer than 45 seconds followed by 10 min cooling

Or

2 minutes accumulated motoring time then 20 minutes cooling

Failed engine start 45 seconds
Dry motor 60 seconds
Second start attempt 5 seconds
(Permissible to exceed 2 minute motoring limitation)

24
Q

Max fuel imbalance between left and right tank groups

A

310 lbs

25
Q

Fuel pressure limits

A

50 psi manual or automatic up to 7800lbs

20 psi manual above 7800lbs

-10 psi is minimum de fueling pressure

26
Q

Minimum fuel system operation SAT

A

Min SAT -55C

27
Q

Pratt and Whitney 300 engines approved oils

A

5 centistoke oil (pwa 521 type2)

Third generation oils

(Must service oil with type that is already in it, cannot mix oils)

28
Q

Oil tank

A

Gallons

Total oil tank: 2.11

Oil tank at Max: 1.85

Oil tank at min: 1.32

Total usable oil: 1.06

Total oil system filled at Max: 2.17

29
Q

APU limits

Red line EGT

De/anti ice

Use of APU bleed on ground

A

Red line EGT 732 C

Off during de/anti ice fluids also off during taxi and takeoff after de icing

Don’t use APU bleed for ECS on the ground with one or more engines running

30
Q

Max APU altitude and engine restart

APU start altitude

Max alt for ECS ops on APU bleed only

A

30,000ft

20,000ft

17,000ft

31
Q

APU starter cranking cycles

A

3 consecutive start cycles 1 min 30 secs total cranking time
Followed by 10 minutes cooling

APU restart not permitted until complete roll down and APU master selected off and then for 2 minutes

32
Q

Generator load limits

A

APU: 400amps. (Reduce APU genload during engine gen failures)

DC gen 1: 400 amps/ 26 vdc
DC gen 2: 400 amps/ 26vdc

AC Alternator 1: 90 Amps/115 vac/30 kva
AC Alternator 2: 90 Amps/115 vac/30 kva

Max load limit is 320 amps/28 vdc during prolonged engine ground doe rpm.

Aircraft on ground: single gen
DC tie closed
One pack

One ground cooling fan and one recirc fan must be off

33
Q

Landing gear limitations

A

Max altitude for gear operation: 18,000ft

Towing without tow bar is prohibited

34
Q

Flap system limitation

A

Max flap extended altitude: 18,000ft

35
Q

ECS limitations

A

Takeoff and inflight with ECS off prohibited

Max cabin differential: 6.9 psi
Max cabin differential for landing: .4 psi

MAX Single pack operating: 25,000ft

Departure field elevation to landing field elevation in excess of 1500ft, min flight time with CPCS in auto: 15 minutes

On ground with OAT above 35 C, packs must be on for 2 minutes at least after bleed source has been switched off

Takeoff with APU and either engine bleed on at once is prohited

36
Q

AHRS takeoff limit

A

3 degrees Max difference between PFDs and standby instruments on bank or pitch

37
Q

Autopilot limits

A

ILS coupled: 100ft agl
Non precision: 200ft agl
Climb, cruise, descent: 500ft agl

With PFD or ATT failures, must raise min heights to
ILS coupled: 200ft agl
Non precision: 400 ft agl
Climb, cruise, descent: 1000ft agl

Autopilot use prohibited: Cautions
[RUDDER NOT LIMITED]
[RUDDER LIMIT FAIL]

Autopilot use prohibited when visual cues

  • granular disperced I crystals or translucent or opaque ice layers building up within a few minutes after exposure near the windshield frames
  • accumulation of ice on lower surface of the wing aft of the protected area
38
Q

Ice conditions exist

A

1) OAT on the ground and FO takeoff, and in flight is 10C(50F) or below, and visible moisture in any form is present(such as clouds, fog with visibility of one nautical mile or less, rain, snow, sleet, and ice crystals)
2) OAT on the ground a for takeoff is 10C(50F) or below when operating on ramps, taxiways, or runways where surface snow, ice, standing water, or slush may be ingested by the engines, or freeze on engines, nacelles, or engine sensor probes

39
Q

Max precipitation depth
Takeoff

Landing

A

Takeoff:

  • standing water, slush or wet snow- .3 in
  • loose snow- 1.1 in

Landing:

  • standing water, slush or wet snow- .6 in
  • loose snow- 2.4 in
40
Q

Reduced thrust prohibited

A
  • on contaminated runways
  • if ice conditions exist on takeoff
  • on narrow run (less 98ft in width)
  • when windshear conditions exist
  • when using APU bleed for ECS operations
  • if periodic checks do not verify the availability of maximum rated takeoff thrust
  • if obstacle height along the takeoff flight path exceeds 1500ft
41
Q

FMS limitations

A

FMS annunciator must be illuminated at the FAF

FMS guided instrument approaches prohibited when in degraded mode

42
Q

Dornier RVSM required operational equipment

A 
1 autopilot
1 transponder
2 air data computers 
1 fault warning computer
1 flap control unit

Max altimeter difference 200ft

43
Q

Max number of infants on Laps

A

3

44
Q

Except when necessary, do not use APU bleed for ECS when….

A

On the ground with one or both engines running

45
Q

Pratt and Whitney 306B starter limits (ATS)

A

2 start cycles within 10 min 45 seconds each followed by 10 minutes cooling

Or

A max of 2 minutes accumulated motoring time and 20 minutes cooling

If start fails, 60 second vent motoring doesn’t count towards 2 minutes

Dornier 328 Jet (3 decks)

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