R-22 POH

Question 1

Main rotor diameter

Answer 1

25’ 2”

Question 2

main rotor chord

Answer 2

7.2” (constant)

Question 3

Main rotor blade twist

Answer 3

-8 degrees

Question 4

Main rotor tip speed

Answer 4

672 FPS

Question 5

Tail rotor diameter

Answer 5

3’ 6”

Question 6

Tail rotor blade chord

Answer 6

4” (constant)

Question 7

Tail rotor precone angle

Answer 7

1 degree 11 minutes

Question 8

Tail rotor tip speed

Answer 8

599 FPS

Question 9

usable fuel capacity with bladder

Answer 9

combine 26.3
Main 16.9
Aux 9.4

Question 10

Flight and maneuver limitations

Answer 10

Governor off prohibited except EP training or inflight malfunction
Low G pushover prohibited
Areobatics
Doors off permitted
I Flight into known icing conditions
Minimum 1 crew
Solo right seat
Max DA 14,000
A Goal
Left seat belt buckled

Question 11

approved fuel

Answer 11

91/96 AV fuel, 100LL Av Fuel, 100/130 av Fuel

Question 12

VFR night

Answer 12

Navigation lights
Anti-collision lights
Instrument lights
Landing lights

ground orientation by ground objects illuminated solely by lights on ground or adequate celestial illumination

Question 13

Mandatory operating components

Answer 13

Governor
OAT gauge
Alternator
Low warning RPM system

Question 14

Engine max speed

Answer 14

2652 RPM (104%)

Question 15

Rotor Speed Limits

Answer 15

110% 561
104% 530
101% 515
90% 459

Question 16

Cylinder head temp limit

Answer 16

200-500F

Question 17

Oil Pressure and temp limit

Answer 17

25, 55, 95, 115

75-245F

Question 18

loss of tail rotor thrust hover

Answer 18

1. roll throttle off into overtravel spring and allow aircraft to settle.
2. Raise collective just before touchdown to cushion landing

Question 19

loss of tail rotor thrust in forward flight

Answer 19

1. immediately enter auto
2. maintain at least 70 Kias if practical
3. select landing site, roll throttle off into overtravel spring, and perform auto

Question 20

Electrical fire in flight

Answer 20

1. battery and alt - off
2. open cabin vents
3. land immediately
4. fuel mixture and valve- off
5. if time permits apply rotor brake
6. exit helicopter

Question 21

Tach failure

Answer 21

if engine or rotor tach fail then use other tach. if not sure then let governor control RPM.