Aircraft

Question 1

What type of engine is in the B206 L4 helicopter?

Answer 1

Rolls Royce 250-C30P

Question 2

How much horsepower does the engine produce?

Answer 2

650hp but Derated to 490 SHP

Question 3

What is the max gross weight for the L4?

Answer 3

4,450lbs

Question 4

What type of main rotor system does the B206 L4 have?

Answer 4

Two bladed Semi Rigid

Question 5

Do we have a slope landing limitation in the L4?

Answer 5

No

Question 6

What is the VNE with doors off?

Answer 6

90 Kts

Question 7

What are starting TOT limits?

Answer 7

100-716 Countinous
716-768 5 Min Takeoff (do not exceed 10 seconds above 768)
871 Max Transient
927 Max for Start & Shutdown 1 second max

Question 8

What are the limits on the starter for starting with battery?

Answer 8

Battery
60sec/60sec
60sec/60sec
60sec/30min

Power Cart
40sec/30sec
40sec/30sec
40sec/30min

Question 9

Vne for floats arm/disarm?

Answer 9

60 kts

Question 10

What are our torque limitations?

Answer 10

0-75 Continuous
75-100% 5 min Take Off
100-105% (Do not exceed 5 seconds above 100%)

Question 11

What are transmission oil temperature limitations?

Answer 11

15c-110c

Question 12

What are the rotor limitations power on?

Answer 12

99-101 Continuous
101-104% (During low power descents do not exceed 5 min above 101%)

Question 13

What is maximum allowable weight in the baggage compartment?

Answer 13

250 lbs

Question 14

What Nr range should we avoid during ground ops?

Answer 14

71.8%-91.5% N2

Question 15

What are the rotor limitations power off?

Answer 15

90-107%

Question 16

What is our VNE?

Answer 16

130 Kts

Question 17

What is VNE for autorotation?

Answer 17

100 kts

Question 18

If using an APU what is max amperage allowed?

Answer 18

500 amps

Question 19

If we lose Gen how long can the battery supply Power to DC bus?

Answer 19

3 hrs daytime
1 hrs nightime

Question 20

At what N1 should the main rotor be turning at?

Answer 20

25% N1

Question 21

With power applied using either an APU or Aux battery what position must the battery switch be in?

Answer 21

Off

Question 22

During pre-takeoff engine runup while checking anti ice, what should we see in the TOT?

Answer 22

Turb Out temp should increase when Anti Ice turn on,
Then decrease back to normal when turned off.

Question 23

What is minimum cockpit weight? Why?

Answer 23

170lbs to stay within CG Limits

Question 24

What is maximum allowable rotor RPM?

Answer 24

99-101 Power On
90-107% Power Off

Question 25

At what RPM is rotor brake allowed to be applied?

Answer 25

30-38%

Question 26

What components receive oil pressure from the transmission oil pump?

Answer 26

Engine Oil Pressure
Torque Pressure

Question 27

How is the oil cooler fan driven?

Answer 27

By the oil cooler fan shaft

Question 28

What accessories does the N1 power?

Answer 28

The Gas Producer (N1) Gear Train operates:

S - Starter Generator
T - Tach Generator (N1)
O - Oil Pump (engine driven)
F - Fuel Pump (engine driven)
F - Fuel Control

Question 29

What does the N2 power?

Answer 29

The Power Turbine (N2) Gear Train operates:

P - Power Turbine Governor
T - Tach Generator (N2)
T - Torque Meter
O - Output Shaft

Question 30

How many chip detectors are on the engine?

Answer 30

2?