ALPHA Bristol Beaufort Mk.1a Procedures
-Aircraft Weight, loaded: 20,697 lbs
-Crew: 4
-Maximum fuel load: 850 U.S. Gallons
-Stall, clean: 94 KIAS
-Stall, landing 76 KIAS
Adjust aircraft weight by selecting “Fuel and Payload” under the Aircraft
menu. Torpedo and ordnance weight may be simulated by setting the
"Ordnance" payload to 2,000 lbs. On shorter runways select 15
degrees of flaps for takeoff at this weight.
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BEFORE STARTING ENGINE
[ ] Brakes -- TEST and SET
[ ] Electrical Equipment -- OFF
[ ] Landing Gear Lever -- DOWN
[ ] Fuel Selector Valve -- BOTH
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ENGINE START
Press E to initiate engine auto-start sequence, or:
LEFT ENGINE
[ ] Propeller -- HIGH rpm
[ ] Mixture -- RICH
[ ] Propeller Area -- CLEAR
[ ] Master Battery Switch -- ON
[ ] Ignition -- BOTH
[ ] Engine Start Switch -- ON
Then:
[ ] Throttle -- 1,000 rpm
[ ] Oil Pressure -- CHECK
RIGHT ENGINE
[ ] Propeller -- HIGH rpm
[ ] Mixture -- RICH
[ ] Propeller Area -- CLEAR
[ ] Master Battery Switch -- ON
[ ] Ignition -- BOTH
[ ] Engine Start Switch -- ON
Then:
[ ] Throttle -- 1,000 rpm
[ ] Oil Pressure -- CHECK
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BEFORE TAKEOFF
[ ] Brakes -- SET
[ ] Gills -- 1/3 open
[ ] Flight Controls -- FREE and CORRECT
[ ] Flight Instruments -- CHECK and SET
[ ] Right Mixture -- RICH
[ ] Left Mixture -- RICH
[ ] Fuel Quantity -- CHECK
[ ] Fuel Selector Valve -- SET TO INNER TANKS (ALL)
[ ] Elevator Trim -- NEUTRAL OR UP TO 2 DEGREES NOSE-HEAVY
[ ] Rudder Trim -- SET AS DESIRED
LEFT ENGINE
[ ] Throttle -- 2,200 rpm
[ ] Magnetos -- CHECK
[ ] Propeller -- CYCLE high rpm/
low rpm/high rpm
[ ] Engine Instruments -- CHECK
[ ] Throttle -- 800-1,000 rpm
RIGHT ENGINE
[ ] Throttle -- 2,200 rpm
[ ] Magnetos -- CHECK
[ ] Propeller -- CYCLE high rpm/
low rpm/high rpm
[ ] Engine Instruments -- CHECK
[ ] Throttle -- 800-1,000 rpm
[ ] Flaps -- SET for takeoff (0-15 degrees)
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TAKEOFF
[ ] Flaps -- As desired up to 15 degrees
[ ] Throttles -- Advance smoothly to 1/2, rapidly to full
[ ] Mixtures -- RICH (may be leaned above 3000')
[ ] Propellers -- 3,100 rpm
[ ] Tailwheel -- LOCKED
[ ] Elevator Control -- LIFT TAIL WHEEL EARLY FOR DIRECTIONAL CONTROL
[ ] Rotate -- 120 mph IAS
[ ] Brakes -- APPLY momentarily when airborne
[ ] Landing Gear -- UP
[ ] Flaps -- RETRACT
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CLIMB (20,000 lbs.)
NORMAL CLIMB (To 10,000 feet)
[ ] Airspeed -- 150 mph IAS (145 mph above 10,000 feet)
[ ] Throttle -- +5 BOOST
[ ] Propeller -- 2,750 rpm
[ ] Fuel Selector Valve -- BOTH
[ ] Mixture -- FULL RICH (may be leaned above 3,000')
[ ] Distance -- 23 nautical miles
[ ] Fuel used -- 24 gallons
[ ] Time -- 9 minutes
MAXIMUM PERFORMANCE CLIMB (5 minute maximum)
[ ] Airspeed -- 150 mph IAS
[ ] Throttle -- FULL
[ ] Propeller -- 3,100 rpm
[ ] Fuel Selector Valve -- ALL
[ ] Mixture -- FULL RICH (may be leaned above 3,000')
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ECONOMY CRUISE
[ ] Altitude -- 6,000 MSL
[ ] Throttles -- +0 BOOST
[ ] Propellers -- 2,000 rpm
[ ] Mixtures -- LEAN as required
[ ] Elevator Trim -- ADJUST
[ ] Rudder Trim -- ADJUST
[ ] Airspeed (IAS) -- 170 mph
[ ] Airspeed (TAS) -- 185 mph
[ ] Fuel consumption -- 43 gph/engine
[ ] Range -- 1600 miles
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SINGLE ENGINE OPERATIONS
[ ] Feather prop on dead engine
[ ] External stores -- DROP
[ ] Throttle -- +6 boost
[ ] Propeller -- 3,100 rpm
[ ] Minimum Airspeed -- 140 mph IAS
Do not use full power on the live engine below
140 mph IAS
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DESCENT
[ ] Fuel Selector Valve -- Check
[ ] Throttle -- -1.5 boost
[ ] Propeller -- 2,400 rpm
[ ] Mixture -- ENRICH as required
[ ] Flaps -- Up to 20 degrees below 170 mph
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BEFORE LANDING
[ ] Airspeed -- 160 mph
[ ] Fuel Selector Valve -- BEST
[ ] Landing Gear -- DOWN
(below 170 mph)
[ ] Mixtures -- RICH
[ ] Propellers -- HIGH RPM
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LANDING (20,000 lbs)
[ ] Airspeed -- 120 mph (flaps DOWN)
[ ] Flaps -- FULL DOWN (below 150 mph)
[ ] Trim -- ADJUST
[ ] Flare to make contact at about 95 mph
[ ] Touchdown -- MAIN WHEELS FIRST
[ ] Landing Roll -- LOWER TAIL WHEEL GENTLY
[ ] Braking -- MINIMUM REQUIRED
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SECURING AIRPLANE
[ ] Brakes -- SET
Right Engine
[ ] Throttle -- IDLE
[ ] Propeller -- HIGH rpm
[ ] Mixture -- IDLE CUT-OFF
[ ] Ignition Switch -- OFF
Left Engine
[ ] Throttle -- IDLE
[ ] Propeller -- HIGH rpm
[ ] Mixture -- IDLE CUTOFF
[ ] Ignition Switch -- OFF
[ ] Master Battery Switch -- OFF
[ ] Fuel Selector Valve -- OFF