Quad City Ultralight Aircraft Challenger — Douglas_White_Quad_City_Ultralight_Aircraft_Challenger

Preflight Inspection preflight_inspection

Cockpit
IgnitionOFF
Master SwitchON
Fuel GaugesCHECK
Master SwitchOFF
Primary Flight ControlsCHECK
FlapsCHECK
BaggageSTOWED
Required PapersON BOARD
Parking BrakeON/As Required
Nose Section
General ConditionCHECK
Nose Gear TireCHECK
Nose Wheel StrutProper Inflation (3”)
WindshieldCLEAN
Left Wing
Chock and Tie DownREMOVED
Surface ConditionCHECK
Wing TipCHECK
LightsCHECK
Flaperon and HingesCHECK/Neutral
Landing Gear and TireCHECK
Brake Block and DiskCHECK
Fuselage (left side)
General ConditionCHECK
Fuel QuantityCHECK
Fuel CapCLOSE and SECURE
AntennasCHECK
Prop and SpinnerCHECK
Air FilterCHECK
Spark Plugs & Electrical wiringCHECK
Engine Fuel LinesCHECK
CarburetorsCHECK Float Chambers
Fan BeltCHECK For Tightness
Motor MountsCHECK For Cracked Rubber
Fuel Tank SumpCHECK For Water
Right Wing
Check as Left Wing
Empennage
General ConditionCHECK
Hinges and AttachmentsCHECK
Rudder & Elevator RodsCHECK
Fuselage (Right Side)
General ConditionCHECK
Exhaust &SpringsCHECK/SECURE

Before Starting Engine before_start

Cockpit DoorsAS REQUIRED
SeatsADJUSTED AND LOCKED
Seat Belts & HarnessesFASTENED
Parking BrakeSET

Starting Engine (COLD) engine_start

Prime5 PUMPS
ThrottleAdvance 1/2
Master SwitchON
ChokeOFF
Area and Propeller“CLEAR”
StarterENGAGE
ThrottleADVANCE SLIGHTLY

Starting Engine (Hot) engine_start

Prime3-4 PUMPS
ThrottleAdvance 1/2
Master SwitchON
ChokeOFF
Area and Propeller“CLEAR”
StarterENGAGE
ThrottleADJUST

Starting Engine (Flooded) engine_start

ThrottleOPEN FULL
Master SwitchON
ChokeOFF
Area and Propeller“CLEAR”
StarterENGAGE
Throttle (warm up)2000 to 3000 RPM
Idle2000 RPM

Before Taxi before_taxi

IntercomHEADSETS CHECKED
RadiosON
Taxi AreaCLEAR
BrakesRELEASED/CHECK
SteeringCHECK

Run Up before_takeoff

BrakesON
Throttle6600 RPM
Magnetos175 Max. Drop/ 50 Diff.
EGTCHECK
CHTCHECK
ThrottleIDLE

Before Takeoff before_takeoff

Master SwitchCHECK ON
Flight InstrumentsCHECK
Fuel QuantityCHECK
ChokeOFF
Engine GaugesCHECK
Belts/HarnessFASTENED
Empty Seat BeltFASTENED
FlaperonsNEUTRAL
ControlsFREE
DoorsLATCHED (If Attached)

Takeoff takeoff

Accelerate (6800 RPM)45 MPH
Back Pressure to Rotate to Climb Attitude
Climb Speed (6600 RPM)55 MPH

Short Field Takeoff, Obstacle Clearance takeoff

Accelerate45 MPH
Back Pressure to Rotate to Climb Attitude
Accelerate (until over obstacle)50 MPH
Accelerate (after over obstacle)55 MPH

Short Field Takeoff, No Obstacle takeoff

Accelerate45 MPH
Back Pressure to Rotate to Climb Attitude
Accelerate (after breaking ground)55 MPH

Soft Field Takeoff, With or Without Obstacle takeoff

Accelerate and lift off nose as soon as possible.
Lift off at slowest possible airspeed.
Accelerate just above ground to 50 MPH to climb past obstacle height (if present).
Accelerate (after over obstacle)55 MPH

Climb climb

VX – Best Angle of Climb Speed50 MPH
VY – Best Rate of Climb Speed55 MPH

Cruise cruise

Normal Max. Power6600 RPM
Cruise Power5700 RPM

Approach and Landing approach

Belts/HarnessFASTEN
Final Approach Speed55 MPH
Landing Speed45 MPH

Engine Shutdown shutdown

RadiosOFF
MagnetosCHECK GROUND
ThrottleFULL AFT
ChokeFULL ON
MagnetosOFF
Master SwitchOFF
Parking BrakeSET
Control StickSECURED WITH BELT
FlaperonsNEUTRAL
Wheel ChocksIN PLACE
Tie DownsSECURE

Aircraft Performance Speeds performance

VS0 – Landing configuration stall at gross weight, power off35 MPH
VS1 – Cruise configuration stall at gross weight, power off35 MPH
Best Glide55 MPH
VREF (Short/Soft)55 MPH
VX – Best Angle of Climb Speed50 MPH
VY – Best Rate of Climb Speed55 MPH
Cruise Speed75-85 MPH
Top Speed90-100 MPH
VNO – Red Line110 MPH
VNE –– Never Exceed120 MPH
VL/D55 MPH
Max. X-wind30 MPH

Aircraft Specifications limitations

Maximum Gross Weight1041 LBS
Basic Empty Weight (N548SL)451 LBS
Useful Load (N548S)500 LBS
Max. Front Seat250 LBS
Min. Front Seat170 LBS
Fuel Capacity (useable)15 GALS
Fuel Consumption4.5 GPH
Cruise Speed85 MPH

Aircraft Weight and Balance weight_and_balance

Quad City Challenger | Weight | Arm | Moment
2: N548SL
Basic Empty Weight451 | 104 | 47016
Pilot250 | 50 | 12500
Co-Pilot180 | 77 | 13860
Fuel Gal. (15 Max)90 | 103 | 9270
Total (M.G.W.= 951 lbs)971 | 85.1 | 82646
Fuel (10 gal)60 | 103 | 6180
Total (M.G.W.= 951 lbs)941 | 84.5 | 79556
CAUTIONAcceptable moment arm for takeoff weight and balance is 80 to 90 inches
CAUTIONThe Challenger generally stalls with wings level, nose level, but altitude descent of 500 FPM. Listen for a propeller “Growl”. Practice stalls and slow flight at 2000AGL

Quad City Ultralight Aircraft Challenger — Douglas_White_Quad_City_Ultralight_Aircraft_Challenger_Checklist

Ratings & reviews

Preflight Inspection preflight_inspection

Before Starting Engine before_start

Starting Engine (COLD) engine_start

Starting Engine (Hot) engine_start

Starting Engine (Flooded) engine_start

Before Taxi before_taxi

Run Up before_takeoff

Before Takeoff before_takeoff

Takeoff takeoff

Short Field Takeoff, Obstacle Clearance takeoff

Short Field Takeoff, No Obstacle takeoff

Soft Field Takeoff, With or Without Obstacle takeoff

Climb climb

Cruise cruise

Approach and Landing approach

Engine Shutdown shutdown

Aircraft Performance Speeds performance

Aircraft Specifications limitations

Aircraft Weight and Balance weight_and_balance

Download this checklist

Send yourself a preflight proof