avionica

What is the main function of the Extraction Fan?. Cooling the engine. "Extracting air from the toilet and galley compartments". Filtering air in the cabin. Heating the passenger area.

"What component in the Extraction Fan houses the receptacle connector and bonding clamp?". Fan wheel. Outer casing. Motor housing. Inlet basket assy.

"Which component of the Extraction Fan is equipped with flanged fittings for air pipes?". Fan casing. Outlet diffuser. Inlet basket assy. Bearing cover.

What type of motor is used in the Extraction Fan?. Single-phase induction motor. Stepper motor. Three-phase squirrel cage type four pole induction motor. Direct current motor.

"What component supports the ball bearings in the Extraction Fan motor assembly?". Rotor shaft assy. Stator. Bearing covers. Fan wheel.

"How many helical type blades does the fan wheel of the Extraction Fan contain?". Eight. Ten. Twelve. Fourteen.

"What component in the Extraction Fan is responsible for switching off the power supply at +160°C (+320°F)?". Rotor shaft. Bearing covers. Thermo switches. Fan wheel.

"What secures the preloaded ball bearing in the bearing cover of the Extraction Fan?". Set screw. Spring washer. Locking pin. Snap ring.

"What type of ball bearings are used in the Extraction Fan motor assembly?". Air-lubricated ball bearings. Oil-lubricated roller bearings. Grease packed ball bearings. Magnetic levitation bearings.

"Which component of the Extraction Fan includes the wire winding and three thermo switches?". Rotor shaft assy. Stator in the motor housing. Fan wheel. Bearing cover.

What component of the Extraction Fan indicates the direction of rotation and flow direction of the air?. "Identification plate on the inlet basket". Outer casing. Bearing cover. Thermo switches.

"In which component of the Extraction Fan are the helical type blades of the motor housing divided?". One stage. Two stages. Three stages. Four stages.

"What component of the Extraction Fan is fitted for mounting quick release clamps?". Inlet basket assy. Outlet diffuser. Fan casing. Outer casing.

"Which component of the Extraction Fan is used to evaluate aerodynamic performance?". Test stand. Bearing cover. Rotor shaft assy. Thermo switches.

Where is the fan wheel mounted in the Extraction Fan?. At the end of the motor casing. o the front end of rotor shaft as. Inside the outer casing. On the bearing cover.