R22 Beta II POH Flashcards
R22 Dimensions (L/W/H/Diameters)
L: 28.75ft
W: 6.3ft
H: 9ft
Main Rotor: 25.2ft
Tail Rotor: 3.5ft
Main Rotor Data
•2 blades
•semi-rigid
•free to teeter & cone
•symmetrical
•metal
•-8° blade twist
•25.2ft
•698fps
Tail Rotor Data
•2 blades
•free to teeter
•asymmetrical
•metal
•0° blade twist
•1° precone angle
•3.5ft
•622fps
Drive System
•2 double v-belts
•upper & lower sheave
•sprag clutch
•spiral-bevel gears
Powerplant
•Lycoming O-360
•4 cylinder
•horizontally opposed
•normally aspirated
•carbureted
•air cooled
•wet sump
Powerplant Data
Displacement: 361.0cu in
Normal Rating: 145bhp @ 2700rpm
Max Continuous: 124bhp @ 2652rpm
5min TOP: 131bhp @ 2652rpm
Nautical Miles to Statute Miles
1 nautical mile = 1.15 statute miles
Celsius to Fahrenheit
°C x 2 - 10% + 32°
Max Gross Weight
•1,370lbs
Min Gross Weight
•920lbs
Max Weight Per Seat
•240lbs (combined total)
Max Weight Per Baggage Compartments
•50lbs
Min Pilot Weight
•135lbs
Reference Datum
•100in forward of the main rotor shaft
Green Instrument Marking
Normal operating range
Yellow Instrument Marking
Precautionary/Special operating range
Red Instrument Marking
Operating limit (the red radial is offset so the pointer should not enter the red)
Vne
•102kts (up to 3,000ft DA)
Instrument Marking Ranges
(see R22 poster)
Max Density Altitude
•14,000ft
What items are needed for dispatch?
GOAL
•rpm Governor
•OAT gauge
•Alternator
•Low rotor rpm warning system
Kinds of Operation Limitations (KOL)
VFR day & night ops
For VFR night ops (must be operational):
LAIN-O
•Landing lights
•Anti-collision lights
•Instrument lights
•Navigation lights
•Orientation at night must be maintained by visual reference to the ground, via ground lights or adequate celestial illumination
Electrical System
•14-volt DC electrical system with a 12-volt battery
Fuel Capacity
Main: 19.2gal
Aux: 10.5gal
Total: 29.7gal
Unusable: 1gal
Oil Quantity
Max: 6qts
Min: 4qts
Land Immediately (definition)
Land as soon as Practical (definition)
Max Glide Configuration
Takeoff / Climb Airspeed
Max Rate of Climb (Vy) Airspeed
Max Range Airspeed
Significant Turbulence Airspeed
Air Taxi
Formation of Carburetor Ice
Full Carburetor Heat