T-6A Ops Limits / EPs

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Author:
jbtysinger
ID:
271944
Filename:
T-6A Ops Limits / EPs
Updated:
2014-05-05 14:09:02
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6A
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T-6A Ops Limits / EPs
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  1. Abort Start Procedure
    *1. PCL - OFF; or STARTER switch - AUTO/RESET
  2. Emergency Engine Shutdown on the Ground
    • *1. PCL - OFF
    • *2. FIREWALL SHUTOFF HANDLE - PULL
    • *3. Emergency Ground Egess - As Req
  3. Emergency Ground Egress
    • *1. ISS mode selector - SOLO
    • *2. Seat Safety Pin - Install (BOTH)
    • *3. PARKING BRAKE - As Req
    • *4. Canopy - OPEN

    If canopy cannot be opened or situation requires right side egress:

    • *5. CFS handle - Rotate and pull (BOTH)
    • *6. Shoulder Straps, Lap Straps, and leg restraints - Release (BOTH)
    • *7. BAT, GEN, AUX BAT switches - OFF
    • *8. Evacuate aircraft
  4. Abort
    • *1. PCL- IDLE
    • *2. BRAKES - As Req
  5. Engine Failure Immediately after Take-Off (Sufficient Runway Remaining Straight Ahead)
    • *1. Airspeed - 110 KTS (min)
    • *2. PCL - As Req
    • *3. EMER LDG GR HANDLE - PULL (As Req)
    • *4. FLAPS - As Req
  6. Engine Failure During Flight
    • *1. ZOOM/GLIDE - 125 KTS (min)
    • *2. PCL - OFF
    • *3. Intercept ELP
    • *4. AIRSTART - Attempt if Warranted

    If Conditions Do Not Warrant an Airstart

    • *5. FIREWALL SHUTOFF HANDLE - PULL
    • *6. Execute Forced Landing or Eject
  7. Immediate Airstart (PMU Norm)
    • *1. PCL - OFF
    • *2. STARTER SWITCH - AUTO/RESET
    • *3. PCL - IDLE, Above 13% N1
    • *4. Engine Instruments - Monitor ITT, N1, and Oil Pressure

    If Airstart is Unsuccessful

    • *5. PCL - OFF
    • *6. FIREWALL SHUTOFF HANDLE - PULL
    • *7. Execute Forced Landing or Eject

    If Airstart is Successful

    • *8. PCL - As Required after N1 reaches IDLE RPM (Approx 67% N1)
    • *9. PEL - Execute
  8. Uncommanded Changes / Loss of Power / Uncommanded Propeller Feather
    • *1. PCL - Mid Range
    • *2. PMU Switch - OFF
    • *3. PROP SYS cb - - PULL, if Np stable below 40%
    • *4. PCL - As Req

    If Power is Sufficient for Continued Flight

    *5. PEL - Execute

    If Power is Insufficient to Complete PEL

    • *6. PROP SYS cb - RESET, As Req
    • *7. PCL - OFF
    • *8. FIREWALL SHUTOFF HANDLE - PULL
    • *9. Execute Forced Landing or Eject
  9. Compressor Stalls
    • *1. PCL - SLowly Retard Below Stall Threshold
    • *2. DEFOG Switch - ON
    • *3. PCL - Slowly Advance (As Req)

    If Power is Sufficient for Continued Flight

    *4. PEL - Execute

    If Power is Insufficient to Complete PEL

    • *5. PCL - OFF
    • *6. FIREWALL SHUTOFF HANDLE - PULL
    • *7. Execute Forced Landing or Eject
  10. Inadvertent Departure from Controlled Flight
    • *1. PCL - IDLE
    • *2. Controls - Neutral 
    • *3. Altitude - Check
    • *4. Recover from Unusual Attitude
  11. FIRE in Flight (FIRE Annunciator Illum)
    If FIRE is Confirmed

    • *1. PCL - OFF
    • *2. FIREWALL SHUTOFF HANDLE - PULL

    If FIRE is Extinguished 

    *3. Forced Landing - Execute

    If FIRE does not extinguish or Forced Landing is Impractical 

    *4. EJECT (BOTH

    If FIRE is not Confirmed

    *5. PEL - Execute
  12. CHIP Detector WARNING
    • *1. PCL - Min Necessary to Intercept ELP; Avoid Unnecessary PCL Movements
    • *2. PEL - Execute
  13. Oil System Malfunction or Low Oil Pressure
    If Only AMBER Oil Px Annunciator Illum

    • *1. Terminate Maneuver
    • *2. Check Oil Pressure; If Oil Pressure is Normal, Continue Operations

    If RED Oil Px Annunciator Illum and/or AMBER Oil Px Annunciator remains Illum for 5 secs

    • *3. PCL - Min Necessary to Intercept ELP; Avoid Unnecessary PCL Movements
    • *4. PEL - Execute
  14. Low Fuel Pressure
    *1. PEL - Execute
  15. OBOGS System Malfunction
    *1. PCL - Advance
  16. OBOGS Inoperative (OBOGS Fail Annunciator Illuminated)
    *1. GREEN RING - PULL (As Req)
  17. EJECT!!!!
    *1. EJECTION Handle - PULL (BOTH)
  18. Forced Landing
    • *1. Airspeed - 125 KIAS prior to extending Landing Gear
    • *2. EMER LDG GR HANDLE  - PULL (As Req)
    • *3. Airspeed - 120 KIAS min until intercepting final; 110 KIAS min on final 
    • *4. FLAPS - As Req
  19. Precautionary Emergency Landing (PEL)
    • *1. Turn to Nearest Suitable Field
    • *2. Clim or Accelerate to Intercept ELP
    • *3. GEAR, FLAPS, SPEED BRAKE - UP
  20. Prohibited Maneuvers
    • 1. Inverted Stalls
    • 2. Inverted Spins
    • 3. Spins w/ PCL above IDLE
    • 4. Spins while Dirty
    • 5. Spins w/ PMU OFF
    • 6. Aggravated Spins past TWO turns
    • 7. Spins <10K or >22K PA
    • 8. Abrupt Cross-controlled (SNAP) maneuvers
    • 9. Aerobatics, Spins, Stalls w/ Fuel Inbalance >50 lbs between wings
    • 10. Tail Slides
  21. Max Airspeed Gear Down (VLE)
    150 KIAS
  22. Max Airspeed Flaps Down (VFE)
    150 KIAS
  23. Turbulent Air Penetration Speed (VG)
    195 KIAS
  24. Max Operating Maneuvering (VO)
    227 KIAS
  25. Max w/ Full Rudder Deflection
    150 KIAS
  26. Min Battery Voltage
    22.0 volts
  27. Hydraulic Caution
    • <1800 psi
    • >3500 psi

    Normal 3000 +/- 120 psi
  28. Fuel Caution
    <110 lbs in respective wing tank
  29. Cockpit Press Schedule Limit
    3.6 +/- 0.2 psi

    Cockpit PX Annunciator illum at 3.9 to 4.0 psi
  30. Started Duty Cycle is Limited to Four ___ sec cycles
    20 sec

    • Cooling Period:
    • 1st cycle          30 sec
    • 2nd cycle          2 min
    • 3rd cycle           5 min
    • 4th cycle          30 min
  31. Inverted Flight Limit
    15 sec
  32. Intentional Zero G Flight Limit
    5 sec
  33. Accel Limit: Symetric Clean
    +7.0 to -3.5 Gs
  34. Accel Limit: Symetric Gear & Flaps Ext
    +2.5 to 0.0 Gs
  35. Accel Limit: Asymetric Clean
    +4.7 to -1.0 Gs
  36. Accel Limit: Asymetric Gear & Flaps Ext
    +2.0 to 0.0 Gs
  37. Accel Limit: Uncoordinated Rolling Maneuvers initiated at -1 G, the max bank angle change is ____ degs
    180 degs
  38. Min voltage for Batt Start
    23.5 volts
  39. Max Crosswind for Dry Runway
    25 kts
  40. Max Crosswind for Wet Runway
    10 kts
  41. Max Crosswind for Icy Runway
    5 kts
  42. Max Tailwind Component for Takeoff
    10 kts
  43. Max Operating Airspeed (VMO)
    316 KIAS / Max Mach (MMO)  .67 Mach
  44. ITT Max Limits
    • Start:            1000 deg C (5 sec)
    • IDLE:             750 deg C
    • Takeoff/MAX:  820 deg C
    • Transient:       870 deg C (20 sec)
  45. Torque Limits
    • IDLE:            3 to 8% Ground w/ PCL Idle
    • Takeoff/Max:  100%
    • Transient:      131% (20 sec) *

    *Q >102% is idicative of a system malfunction
  46. N1 Limits (PMU ON)
    • IDLE:             60-61% (ground)
    •                      67% (flight)
    • Takeoff/Max:   104%
    • Transient:       104%
  47. NP Limits
    • IDLE:           46-50% (ground)
    • Avoid:          62-80% (ground)
    • Takeoff/Max: 100% (PMU Off 100 +/- 2%)
    • Transient:     102% (20 sec)
    •                    110% (emergency)
  48. Oil Pressure Limits
    • Start:   200 psi
    • IDLE:   90 psi min
    • Takeoff/Max: 90 to 120 psi *
    • Transient:     40 to 130 psi *

    *Normal Oil Press 90-120psi. Oil press <90psi at flight idle or above is indicative of system malfuntion

    *Operation is this range only permitted during aerobatics or spins and 15-40psi for 5 sec w. PCL at idle.
  49. Oil Temp Limits (deg C)
    • Start:          -40 min
    • IDLE:          -40 to 105 (ground)
    •                    10 to 105 (flight)
    •                    106 to 110* 
    •                  *Acceptable on ground <20% Q
    • Takeoff/Max: 10 to 105
    • Transient:     106 to 110 (10 minutes)
  50. Engine Oil Level must be service within ___ minutes after shutdown. Most accurate at __ to __ minutes after shutdown.
    30 min

    15 to 20 min
  51. Max IOAT for Start
    80 deg C
  52. Propeller Overspeed Limit
    110% NP
  53. Max Ramp Weight
    6550 lbs
  54. Max Takeoff Weight
    6500 lbs
  55. Max Landing Weight
    6500 lbs
  56. Max Zero Fuel Weight
    5500 lbs
  57. Max Weight in baggage compartment
    80 lbs
  58. Max weight of Pubs on Glareshield
    8.5 lbs
  59. Max Rate of Decent on Touchdown
    780 ft/min
  60. Maneuvers w/ Ice Accumulation
    30 deg AOB max

    0 to 2 Gs normal accel

    Landing speed +10 KIAS
  61. Approved Fuels
    JP-4, JP-5, JP-8, JET A, JET A-1, JET B
  62. Aerobatics operation is prohibited w/ indicated fuel quantities below ___ lbs per side (yellow arc on gauge)
    150 lbs
  63. Max lateral fuel inbalance is ___ lbs.
    50 lbs
  64. Engine operation using only the engine-driven high press fuel pump without both the electric boost pump and the engine-driven low press fuel pump is limited to __ hrs.
    10 hrs
  65. Ground operation is limited to ambient temps of -___ to +___.
    -23 deg C to +43 deg C

    Ground operation exceeding +43 deg C is permitted for up to 15 min during taxi to park.

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