User manual

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General Data
Power plants
Cheyenne I Cheyenne IA Cheyenne II Cheyenne IIXL
Number of
engines
2
Pratt & Whitney (UACL)
Manufacturer
Model number PT6A-11s PT6A-28s PT6A-135s
Rated
Horsepower
500 PS
620 PS
Propeller Speed 2200 rpm 2200 rpm 1900 rpm
Dry weight 317 lbs. 323 lbs.
Propeller
Cheyenne I Cheyenne IA Cheyenne II Cheyenne IIXL
Number of
propellers
2
Manufacturer Hartzell
Blade Model T-10173-B-8 T-10173-K-8 T-10173-HB-8
T-10173-B-8
T-10178-B-8R
Number of
Blades
3
Diameter (Inch) 93 inch
Propeller Type Hydraulically operated, constant speed, full feathering, reversible