Hughes 300C & 300Cbi Questions

Question 1

Hughes 300

What’s the main rotor diameter

Answer 1

26.8 Feet

Question 2

Hughes 300

What’s the aircraft’s overall lengh?

Answer 2

30 Feet

Question 3

Hughes 300

What type of main rotor does this helicopter have?

Answer 3

3 Bladed

FULLY ARTICULATED

Question 4

Hughes 300C

What’s the Power Plant?

Answer 4

Textron Lycoming H10 360 D1A

Question 5

Hughes 300CBi

What’s the power plant for this helicopter?

Answer 5

Textron Lyoming H0 360 G1A

Question 6

Hughes 300C

What’s the maximum continuous rating?

Answer 6

190 Horsepower @ 3200 RPM & 26” MP at sea level

( 190 / 3200 / 26” )

Question 7

Hughes 300CBi

Whats the maximum continuous rating?

Answer 7

180 Horsepower @ 2700 RPM

( 180 / 2700 )

Question 8

Hughes 300

What’s the VNE at Sea Lebel

300C

300CBi

Answer 8

300C = 95 ( Doors off - 89 )

300 CBi = 94 ( Doors off - 90 )

Question 9

Hughes 300

Maximum and minumum rotor speed

Answer 9

504 is the MAX

390 is the MIN

Question 10

Hughes 300

What’s the maximum / minimum engine speeds

for 300C & 300Cbi

Answer 10

300C Minimum = 3000

300C Maximum = 3200

300CBi Minimum = 2530

300CBi Maximum = 2700

Question 11

Hughes 300

What’s the maximum RPM with rotors disengaged

Answer 11

1600

Question 12

Hughes 300

Whats the min & max oil temp during flight in

300C / 300CBi

Answer 12

300C Min = 60 Max = 100

300CBi Min = 55 Max = 95

Question 13

Hughes 300

Max Gross Weight for

300C & 300CBi

Answer 13

Max Gross Weight for 300C = 2050 Ibs

Max Gross Weight for 300Cbi = 1750 Ibs

Question 14

Hughes 300

What’s the fule burn off rate

Answer 14

45 Liters / Hour

Question 15

What causes ground resinance

Answer 15

Faulty dampers (Lead/Lag)

Unbalanced Blades

Incorrect tracking

Hard or mismanaged landing

Uneaven tyre / oelo pressure

One skid landings

Question 16

Hughes 300

What’s the recommended speed for autorotation

Answer 16

The recommended speed for autorotation is

52 Knots

Question 17

Hughes 300

What’s the Best Rate Of Climb

Answer 17

41 Knots

Question 18

Hughes 300

What’s the minimum level of oil for the flight

Answer 18

6 Quarts

Question 19

Hughes 300

Is is possible to check the main rotor gearbox oil level?

Answer 19

Yes on the main rotor shaft itself there is a side glass

and also a dip stick

Question 20

Hughes 300

How do you conduct a magneto check

Answer 20

This is done during the run up

at 2000 RPM & 15MP pressure

turn the MAG key to 2 for 2 seconds and watch for an RPM drop

then turn the MAG key to 1 and watch for an RPM drop.

RPM NO MORE THAN 125 DROP

Question 21

Hughes 300

what’s the Voltage levels within the helicopter?

Answer 21

There is both

12V DC & 24V DC

within the helicopter