Fams Ground School Systems #1

Question 1

The drive link lever and collar set causes the rotating swashplate to rotate at what speed compared to the rotor system?

Answer 1

At the same speed as the rotor system

Question 2

What will happen if the airframe filter becomes clogged?

Answer 2

The bypass valve will allow fuel to flow to the engine if the air frame filter becomes clogged

Question 3

Where is engine bleed air mixed with cabin air?

Answer 3

The heater silencer

Question 4

What controls the amount of ventilating air entering the cabin?

Answer 4

Two push/pull cable controls on either side of the center console

Question 5

What should you place the environmental control switch to if the DUCT TEMP HIGH caution light illuminates?

Answer 5

FAN

Question 6

Where does the Nf governor recieve its inputs from?

Answer 6

• Internal flyweight
• Linear actuator
• Collective position

Question 7

How is the engine oil pressure gauge powered?

Answer 7

Wet line only

Question 8

What completes the circuit from the common BUS to the igniter?

Answer 8

The generator field control relay

Question 9

What is the purpose of the induction fairing?

Answer 9

To channel air to the engine

Question 10

What is the purpose of the tension torsion strap?

Answer 10

To absorb centrifugal forces and allows for pitch change of blade

Question 11

What intermixes fore-and-aft and lateral cyclic inputs?

Answer 11

Mixing lever (bellcrank)

Question 12

How many engine mounting pads does the accessory gearbox have?

Answer 12

It has four mounting pads but only three are used for mounting.

The top pad is used to mount the anti-icing motor.

Question 13

What is the generator power rating?

Answer 13

30 Volts/150 Amps

Question 14

What is the generator output regulated to?

Answer 14

28 Volts/105 Amps

Question 15

The overvoltage sensing relay disconnects the generator from the circuit if the line voltage reaches what?

Answer 15

31 ± 1 volts

Question 16

The front end of the freewheeling unit inner race shaft connects to the ____ and the aft end connects to ____?

Answer 16

Front end connects to the main drive shaft

Aft end connects to the tail rotor drive shaft

Question 17

Where is the KAflex (barbell) shaft located?

Answer 17

Between the freewheeling unit and the transmission

Question 18

The SLAB battery used in the TH-57B is ____ volts and has a discharge rate of ____ ?

Answer 18

24 volts

17 Amps

Question 19

What side of the engine is the fuel control unit located on?

Answer 19

The right side

Question 20

What are the max forward/sideward/rearward airspeeds (sea level, standard day)?

Answer 20

• 130 kts
• 25 kts
• 15 kts

Question 21

What is the cargo hook capacity?

Answer 21

1500 lbs

Question 22

What kind of fuel control system is in the TH-57 B/C?

Answer 22

Pneumatic mechanical

Question 23

Where is the engine internal oil filter located?

Answer 23

Inside the accessory gear box near the top mounting pad

Question 24

The hydraulic fluid is cooled by the ______ and air from the ______?

Answer 24

Fanning of the power pack

Engine oil cooler blower

Question 25

Where is the engine internal oil filter located?

Answer 25

Inside the accessory gear box near the top mounting pad

Question 26

What are tail rotor blades made out of?

Answer 26

Aluminum honeycomb with stainless steel skin

Question 27

Where is engine oil temperature measured?

Answer 27

At the oil tank

Question 28

What is the droop compensation system directly connected to?

Answer 28

The Nf governor