Flightdeck Push / Pull / Rotate

Forces in the Flight Deck

Throttle Quadrant:

Thrust Lever force:

• Thrust Lever force = Less than or equal to 6 pounds, but greater than or equal to 2 pounds pull/push, measured at the thrust lever knob. 
• NOTE: the lever must not move more than 0.10 inch with a pull/push of 1 pound of force at the thrust lever knob. Looks like 4 pounds +- 2 pounds would be a good starting point.

 Flap Lever force:  

• Flap Lever force = Less than 5 pounds pull/push, measured at the lever knob 

Speed Brake Lever force: 

• Moving from the DOWN to the FLIGHT DETENT position or from the FLIGHT DETENT to the DOWN position 20 pounds. 
• Moving from the FLIGHT DETENT to the UP position or from the UP to the FLIGHT DETENT 28 pounds. 
• Measured at the lever knob. 

Stabilizer Trim wheel force: 

• Using a torque wrench attached to the Stabilizer Trim wheel bolt measure the force required to turn the wheel. 
• The force should be greater than or equal to 22 inch pounds and less than or equal to 62 inch. Looks like 42 inch pounds +- 20 inch pounds would be a good starting point. 

Elevator - Control Column: 

Maximum Travel: 

• From the Elevator Neutral position the maximum Nose Down (Forward) angular travel is 12.8 Degrees. 
• Elevator Neutral (4.0 Stabilizer Trim Units) is 6.9 Degrees Forward from Vertical . 
• From the Elevator Neutral position the maximum Nose Up (Aft) angular travel is 14.0 Degrees.

Elevator Control Column Forces: 

Measured at 33.5 inch radius, Normal A & B Hydraulic Pressure, & Airspeed under 68 knots. 

• Break out = Nose Down 5.5 Pounds Nose Up 5.0 Pounds.
• 1 Degree Angular Travel = Nose Down 11.3 Pounds Nose Up 11.7 Pounds.
• 3 Degree Angular Travel = Nose Down 21.4 Pounds Nose Up 20.1 Pounds.
• 6 Degree Angular Travel = Nose Down 31.7 Pounds Nose Up 26.1 Pounds.
• 9 Degree Angular Travel = Nose Down 35.4 Pounds Nose Up 32.3 Pounds.
• 12 Degree Angular Travel = Nose Down 39.2 Pounds Nose Up 38.5 Pounds.
• 12.8 Degree Angular Travel = Nose Down 40.5 Pounds.
• 14 Degree Angular Travel = Nose Up 42.6 Pounds.

 

Aileron - Roll Control: 

Control Wheel Maximum Travel:

• From the Aileron Neutral position the maximum RIGHT angular travel is 105 Degrees.
• From the Aileron Neutral position the maximum LEFT angular travel is 105 Degrees. 

Aileron Control Wheel Forces: 

• Measured at 6.5 inch radius, Normal A & B Hydraulic Pressure. 
• Break out 2 degrees = Right 4.5 Pounds or Left 4.5 Pounds.
• 5 Degree Angular Rotation = Right 5.5 Pounds or Left 5.5 Pounds.
• 20 Degrees Angular Rotation = Right 8.5 Pounds or Left 8.5 Pounds.
• 40 Degrees Angular Rotation = Right 14 Pounds or Left 14 Pounds.
• 75 Degrees Angular Rotation = Right 19 Pounds or Left 19 Pounds.
• 90 Degrees Angular Rotation = Right 21 Pounds or Left 21 Pounds.
• 105 Degrees Angular Rotation = Right 23 Pounds or Left 23 Pounds.

Rudder - Yaw Control:

Rudder Pedal Maximum Travel: 

• From the Rudder Pedal Neutral position the maximum RIGHT angular travel is 15 Degrees. 
• From the Rudder Pedal Neutral position the maximum LEFT angular travel is 15 Degrees.

 Rudder Pedal Forces:

Measured at the Rudder Pedal, Normal A & B Hydraulic Pressure. 
Break out = Right 18 Pounds or Left 18 Pounds.

• .5 Degree Angular Travel = Right 23 Pounds or Left 23 Pounds.
• 1 Degree Angular Travel = Right 33 Pounds or Left 33 Pounds.
• 2 Degrees Angular Travel = Right 46 Pounds or Left 46 Pounds.
• 4 Degrees Angular Travel = Right 60 Pounds or Left 60 Pounds.
• 6 Degrees Angular Travel = Right 70 Pounds or Left 70 Pounds.
• 8 Degrees Angular Travel = Right 77 Pounds or Left 77 Pounds.
• 10 Degrees Angular Travel = Right 82 Pounds or Left 82 Pounds.
• 12 Degrees Angular Travel = Right 85 Pounds or Left 85 Pounds.
• 13-15 Degrees Angular Travel = Right 86 Pounds or Left 86 Pounds.

Nose Wheel Tiller:

Nose Wheel Tiller Forces: 

• Nose Wheel Tiller (measured at a 5 inch radius) the force should be greater than or equal to 9 pounds and less than or equal to 15 pounds. 
• NOTE: Measurement is taken with the Nose Wheel steering angle turned CCW 78 degrees or CW 78 degrees measured on the nose gear shock strut. 
• Looks like 12 pounds +- 3 pounds would be a good starting point.