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T-6 By The Numbers

By Connie Reynolds,2014-12-12 01:15
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T-6 By The Numbers

    T6 By The Numbers

CHAPTER 1

    4900 lbs Empty weight

    6500 lbs Max takeoff weight

    1100 Max Shaft Horsepower

    18 quarts oil capacity

    40 psi OIL PX annunciator with PCL above idle 15 psi OIL PX annunciator with PCL at idle 30,000 RPM turbine output shaft speed

    2000 RMP prop operating speed

    60% N1 ground mode at idle

    67% N1 flight mode at idle

    80% N1 PMU managed minimum above 10K

    50% N1 ignition and boost pump deactivated during auto start 10 psi fuel pressure switch limit, turns on BP 20 seconds manual motor after aborted start/inverted flight limit 530 lbs normal wing tank capacity

    40 lbs collector tank capacity

    1100 lbs SPR refueled full fuel load

    1200 lbs over wing refueled full fuel load

    30 lbs (for 2 minutes) imbalance where FUEL BAL annunciator illuminated

    20 lbs auto fuel balance

    445 (+ 50) lbs middle fuel probe

    308 (+ 50) lbs inner fuel probe

    1 to 1.5 psi collector tank pressurized by transfer jet pumps 110 lbs L or R FUEL LO annunciator illuminated 28 VDC (300 amp) starter/generator output

    24 VDC (40A HR) main battery output

    24 VDC (5 A HR) aux battery output

    3000 psi hydraulic pressure

    1.25 gal hydraulic system total capacity

    0.6 gal hydraulic reservoir capacity

    1800 psi min hydraulic pressure to operate NW steering, gear, flaps, speed brake

    40 psi fuel pressure supplied by engine driven low pressure fuel pump

    700 psi fuel pressure supplied by engine driven high pressure fuel pump

    45 cubic inches max hydraulic volume allowed past the hydraulic fuse 3250 to 3500 psi hydraulic pressure relief valve opens 2400 (+ 150) psi EHYD PX LO annunciator illuminates

    1 qt HYDR FL LO annunciator illuminates

    6 seconds normal gear extension/retraction time 87% N1 gear warning horn sounds if A/S is below 120 24; NWS range

    23; flap deflection in TO

    50; flap deflection in LDG

    70; speed brake deflection when deployed 80 knots TAD active with no weight on wheels 0.40 Mach Below this Mach is blanked on A/S ind 18 AOA stall

    10 to 11 AOA on speed

1.3 VS on speed AOA

    8.8 AOA max endurance

    4.9 AOA max range

    1 knot/100 lbs Optimum approach speed decrease rate 25,000’ MSL Optimum max range AOA altitude

    5 - 10 kts (15.5 units) Pre-stall stick shaker

    0’/0 KIAS to 35,000’/370 KIAS Ejection seat limits

    10,000 to 18,000’ MSL Automatic seat man separation 0.37 seconds ISS BOTH rear seat ejection delay

    <7500’ MSL Bleed air inflow prevented with A/C clutch engaged 8000’ cockpit P/A automatically maintained until 18,069’ MSL (3.6 + 0.1 psid)

    19,000’ cockpit P/A CKPT ALT annunciator illuminated

    3.9 + 0.1 psid CKPT PX annunciator illuminated

    300; F DUCT TEMP annunciator illuminated

    20 seconds RMU cursor automatically reverts to UHF field 20 frequencies UHF/VHF memory

    10 frequencies NAV memory

    50 hours ELT transmission limit (battery limited) > +30;/-20; pitch or 65; roll EADI declutters

    < +25;/-15; pitch and 60; roll Full EADI presentation reappears after unusual attitude

    7 seconds NACWS display time limit after trigger is released 1.5 NM range NACWS landing mode

    + 2700’ NACWS vertical separation alert (enroute mode) + 500’ NACWS vertical separation alert (landing mode) < + 300’ NACWS rectangle with digits

    > + 400’ to 900’ NACWS upward/downward pointing triangle with digits > + 1000’ to 2700’ NACWS upward/downward pointing triangle with no digits 34.5 NM, 315 DTK, 130; bearing GPS self test indications

    250 GPS user defined waypoints

    25 GPS stored flightplans

    30 max waypoints per flight plan

    20 seconds flash prior to turn to next waypoint + 5 NM CDI full scale deflection, enroute mode + 1 NM CDI full scale deflection, approach arm + 0.3 NM CDI full scale deflection, approach active 30 NM Approach arm

    2 NM Approach active

    80% full FDR annunciator illuminates

    <50% capacity AUX BAT test light will not illuminate 200; F OBOGS TEMP annunciator illuminates 25% to 70% NORMAL O2 concentration, sea level to 15,000’ MSL

    45% to 95% NORMAL O2 concentration, 15,000’ to 31,000’ MSL

    95% O2 concentration, MAX selected

    3 minutes OBOGS warm-up time (after engine start) < 2 minutes OBOGS FAIL annunciator extinguishes during BIT test 80 lbs baggage compartment weight limit

    .5 pint/ 50 gal fuel icing inhibitor mix

    28 to 28.5 VDC/1000 to 1500 Amps external power requirements 225 + 5 psi main gear tire pressure

    120 + 5 psi nose wheel tire pressure

CHAPTER 2

    17 Static wicks 4 on each wing, 9 on elevator

    23.5 VDC sufficient battery voltage for start

    2.0 inches Minimum main gear strut extension

    2.5 inches Minimum nose gear strut extension

    0.37 second delay between ejections w/ISS in both

    10.5 units LOW AOA (amber donut)

    18 units HIGH AOA (green chevron)

    121 degrees C PMU limit for start

    80 degrees C use HIGH IOAT START procedure

    130 degrees C max ITT for auto start

    20 seconds time for STARTER SWITCH MANUAL to cool IOAT or clear residual fuel 3 feet stay clear area from aircraft with engine running 60% N minimum idle on ground 1

    62 80% N prohibited range of stabilized prop speed on the ground P

    67% N idle with PMU off during overspeed gov check 1

    100% N at approximately 30% torque during overspeed gov check P

    100 + 2% N limit with PMU off during overspeed gov check P

    +50 amps max amps limit for T/O

    15.5 feet radius for inside gear w/NWS 0.0 feet w/differential braking

     radius for nose wheel w/NWS 8.3 feet w/differential braking 18.0 feet

    19.6 feet radius for outside gear w/NWS 8.6 feet w/differential braking 33.2 feet radius for wingtip w/NWS 21.0 feet w/differential braking 25-30% torque setting to check engine instruments for T/O check 8-10 degrees nose up for rotation

    ? gust factor (up to 10 knots) gusty wind T/O

    140 KIAS climbout speed (160-180 KIAS for better forward visibility in climb) 10-15 degrees NH climbout pitch attitude

    15 degrees nose high and 140 KIAS pitch and speed for obstacle clearance climb