Skytrans DHC8-102 Limitations

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What is the Maximum Ramp Weight?

15740 kg/34700 lbs
What is the Maximum T/O weight?

15649 kg/34500 lbs
What is the Maximum LDG weight?

15388 kg/33900 lbs
What is the Maximum ZFW?

14243 kg/31400 lbs

Note: Only aircraft with Supplement 57 in a standard 37, 36 or 33 passenger configuration have increased 14243 kg ZFW.

Otherwise Maximum ZFW is 14061 kg
What is the Minimum Structural Design Weight?

9710 kg/21400 lbs
What is the Foward CofG Limits?
- Up to 12700 kg/2800 lbs - 15% MAC (390.46in/9918mm aft of reference datum)
- 12700 kg/28000 lbs to 14520 kg/32000 lbs - 15% to 20% MAC (390.46in/9918mm to 394.81in/10028mm aft of reference datum)
- 14520 kg/32000 lbs to 15650 kg/34500 lbs - 20% to 21% MAC (394.81in/10028mm to 395.68in/10050mm aft of reference datum)
- Linear variation between points
What is the Aft CofG Limits?

All Weights - 38% MAC (410.47in/10426mm aft of reference datum)
What is the Maximum limit in the baggage compartment (Hold 0 + Hold 6)?
- Total (Both Holds) - 907 kgs
- Hold 0 (Rear) - Maximum 454 kgs
- Hold 6 (Forward) - Maximum 907 kgs
What is the Manoeuvring Limit Load Factors - Flaps Retracted?
- +2.5g
- -1.0g
What is the Manoeuvring Limit Load Factors - Flaps Extended?
- +2.0g
- -0.0g
What is the Maximum Lateral Fuel Imbalance?

270 kg/600 lbs between fuel tanks
What is the Maximum passenger cabin overhead locker weight limits?
- Pre 1990 (Downwards opening locker)
- Large - 18 kg
- Small - 11 kg
- Post 1990 (Upward opening locker)
- Large - 27 kg
- Small - 9 kg
What is the Maximum cabin wardrobe Rack weight limit?

18 kg
What is the Maximum cabin wardrobe Floor weight limit?

46 kg
What is the Maximum Operating Altitude?

25000 ft
What is the Maximum Operating Altitude for T/O & LDG?

10000 ft
What is the Maximum Runway Slope allowed?
- 2% Up Slope
- 2% Down Slope
- Supplement 35 allows greater than + 2%
What is the Maximum Tailwind Component allowed for T/O & LDG?

10 kts
What is the Maximum Crosswind Component allowed for T/O & LDG?

36 kts (Hard,Dry Surface)
What is the Maximum Ambient Operating Temperature?

+48.9°C or ISA +35°C - whichever is lower.
What is the Minimum Ambient Operating Temperature?

-54°C
What is the Maximum Operating Speed (VMO)?
- 0 - 14000 ft - 242 KIAS
- 15000 ft - 239 KIAS
- 20000 ft - 223 KIAS
- 25000 ft - 207 KIAS
What is the Maximum Speed Flaps Extended (VFE)?
- Flap 5 - 148 KIAS
- Flap 15 - 148 KIAS
- Flap 35 - 130 KIAS
What is the Maximum Speed Landing Gear Extended (VLE)?

172 KIAS
What is the Maximum Speed Landing Gear Operating (VLO)?

158 KIAS
What is the Maximum Manoeuvring Speed (VA)?

163 KIAS
What is the Maximum Turbulence Penetration Speed (VB)?

180 KIAS
What is the Maximum Speed for Alternate Landing Gear Extension?

140 KIAS
What is the Maximum Altitude for an Airstart?

20000 ft
What is the Maximum Speed for Propeller Un-feathering?

165 KIAS
What is the Maximum Tyre Speed?

139 Kts (Ground Speed)
What is the Automatic T/O Power Control System increase?

10% Torque Aprox. (Power Up-Trim)
What are the Maximum Engine Operating Limits for T/O?
- 105% - Torque
- 816°C - ITT
- 100% - NH RPM
- 1212 - NP RPM
- 55 - 65 PSI - Oil Pressure
- 45 - 115°C - Oil Temperature
- Note: Limited to 5 minutes operation
What are the Normal Engine Operating Limits for T/O?
- 92% - Torque (In flight 90%)
- 785°C - ITT
- 100% - NH RPM
- 1212 - NP RPM
- 55 - 65 PSI - Oil Pressure
- 45 - 115°C - Oil Temperature
What is Maximum Continuous Engine Operating Power (MCP)?
- 90% - Torque
- 800°C - ITT
- 100% - NH RPM
- 1212 - NP RPM
- 55 - 65 PSI - Oil Pressure
- 45 - 115°C - Oil Temperature
What are the Maximum Reverse Engine Power Operating Limits?
- 90% - Torque
- 785°C - ITT
- 100% - NH RPM
- 1212 - NP RPM
- 55 - 65 PSI - Oil Pressure
- 45 - 115°C - Oil Temperature
What are the Power Plant Start Operating Limits?
- 950°C - ITT
- 850 - 950°C Time Limit 5 Sec
- 816 - 850°C Time Limit 20 Sec
- 200 PSI (MAX) - Oil Pressure
- -40°C (MIN) - Oil Temperature
What are the Power Plants Transient Operating Limits?
- 125% - Torque (20 Sec Max)
- 850°C - ITT (20 Sec Max)
- 102% - NH RPM
- 1320 - NP RPM (20 Sec Max)
- 125°C (Max) - Oil Temperature
- Note: Oil Temperature of 115 - 125°C - (20 minute limit)
What are the Engine Oil Temperature Operating Limits?
- MAX - 125°C
- MIN - -40°C
- Normal 45 -115°C
- Caution -40 - 45°C
- Note: -40°C and below requires engine preheat before start.
- For power above Flight Idle 0°C or above is required.
- For Inlet Splitter Anti-ice 45°C or above is required.
What are the Engine Oil Pressure Operating Limits?
- MIN - 40 PSI
- Normal 55 - 65 PSI
- Caution 40 - 55 PSI
- Low Pressure Warning Light 39 -45 PSI
- Note: 40 - 55 PSI allowed below 75% NH.
- Except during spool-up oil pressure below 40 PSI requires engine shutdown.
What are the Starter Operating Limits?
- First Attempt - 1 min crank then 2 min rest
- Second Attempt - 1 min crank then 2 min rest
- Third Attempt - 1 min crank then 30 min rest
What are the Engine & Propeller Ground Operating Limits?
- 50% Torque with propellers feathered
- Minimum 60%NH
- Continuous operation between 500 - 780 RPM NP is prohibited
- Extended operation with propeller RPM in excess of 780 NP must be with aircraft pointed into wind.
What are the DC generators Operating Limits?
- Maximum Ground 0.7 (70%) - except on internal battery start where this can be exceeded for up to 1 min.
- Maximum Flight 1.0 (100%)
What are the AC generators Operating Limits?
- Maximum Ground (Below 10°C) - 1.0 (100%)
- Maximum Ground (At or above 10°C) - 0.33 (33%)
- Maximum Flight - 1.0 (100%)
What are the TRU's Operating Limits?
- Maximum Ground (Below 10°C) - 1.0 (100%)
- Maximum Ground (At or above 10°C) - 0.5 (50%)
- Maximum Flight - 1.0 (100%)
What are the Inverters Operating Limits?

Maximum Flight & Ground - 1.0 (100%)
What is the Maximum Altitude Limit for Landing Gear and/or Flap Extension?

15000 ft
What is the Maximum Cabin Pressure Differential Limit?

5.95 PSID
What is the Normal Cabin Pressure Differential Limit?

5.5 + 0.3 PSID
What is the Maximum Cabin Pressure Differential Limit during T/O & LDG?

0.5 PSID
What are the Minimum Oxygen Bottle Dispatch Pressures?
- Flight Crew Fixed Bottle - 1300 PSI
- Flight Crew Portable Bottle - 1750 PSI
- Cabin Crew/Passenger Bottles - 1100 PSI (each)
What are the Automatic Flight Control System (AFCS) Operating Limits?
- Cat 1 operations only
- Glideslope angles from 2.5 to 4° Autopilot (coupled) & FD (manual) approved
- Glideslope angles greater than 3° approved for Flap 15 only
- On Approach must be disengaged at or above 200 ft AAL
- APP Mode not permitted with Flap 35
- No coupled approach with 1 inop engine
- Minimum 1000 ft AGL required after T/O or GA before autopilot engagement
- Autopilot mustn't be manually overpowered
- During Auto flight operations 1 pilot required seated with harness on at controls
- VOR without co-located DME not permitted in NAV & APP Modes

Author

thegov

332950

Card Set

Skytrans DHC8-102 Limitations

Description

FCOM DHC8-102 limitations

Updated

2017-07-18T01:05:44Z

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