R44-II POH Section 1 (General)

Question 1

What is the rotor diameter of the R44?

Answer 1

33 ft

POH 1-3 & 1-4

Question 2

What is the overall length of the R44?

Answer 2

38.25 ft

POH 1-3

Question 3

What is the overall height of the R44?

Answer 3

10.75 ft

POH 1-3

Question 4

What is the blade chord of the main rotor?

Answer 4

10.0 inches inboard, 10.6 inches outboard

POH 1-4

Question 5

What is the blade twist of the main rotor?

Answer 5

-6 degrees

POH 1-4

Question 6

What is the tail rotor diameter?

Answer 6

4 ft 10 inches

POH 1-4

Question 7

What is the blade chord of the tail rotor?

Answer 7

5.1 inches (constant)

POH 1-4

constant because there is no blade twist

Question 8

What is the tip speed of the main rotor @ 102% RPM?

Answer 8

705 fps

POH 1-4

Question 9

What is the tip speed of the tail rotor @ 102% RPM?

Answer 9

614 fps

POH 1-4

Question 10

What type of powerplant does the R44 use?

Answer 10

Lycoming IO-540-AE1A5
Six cylinder, horizontally opposed, direct drive, air cooled, fuel injected and naturally aspirated

POH 1-5

Question 11

What is the displacement of the powerplant?

Answer 11

541.5 cubic inches

POH 1-5

Question 12

What power does the powerplant deliver?

Answer 12

Max Continuous 205 BHP at 2719 RPM
(102% on tach)

5-minute Takeoff 245 BHP at 2718 RPM

POH 1-5