TCDS E-280

Page No. 1 Rev No. - Reformatted 1/94. DEPARTMENT OF COMMERCE CIVIL AERONAUTICS ADMINISTRATION E-280-1 HILLER 8RJ2B December 17, 1954 AIRCRAFT ENGINE SPECIFICATION Engines of models described herein conforming with this specification and approved data on file with the Civil Aeronautics Administration are rated as airworthy for use in certificated aircraft in accordance with pertinent aircraft specifications and the manufacturer's installation, operation, repair, and overhaul instructions. Manufacturer Hiller Helicopters Palo Alto, California Model 8RJ2B Type Ramjet Ratings Take-off and Maximum Continuous static thrust, lbs., equivalent rotor rpm, at sea level 39-550-S.L. Fuel Gasoline, Automotive Regular Grade (Federal Grade 72) Dimensions 21.2 Length, in. 8.4 (exclusive of Diameter, in. mounting tab) Weight, lbs. 13.0 C.G. location On engine axis in line with mounting tab holes Ignition system Champion V21-X1 spark plug with aircraft mounted energizer Certification basis Type Certificate No. 280 NOTE 1. The rated thrust output value is based on static operation on the Hiller 5.5 inch free air jet test stand operating at 662 ft./second airspeed at sea level standard conditions of 59°F and 29.92 in.Hg. ambient air and 65 gph (400 lbs. per hr.) fuel flow. This thrust value is also corrected for the fuel pumping loss incurred when the engine is operated on a 23 ft. diameter rotor at 550 rpm. NOTE 2. Fuel inlet pressures of 5 to 40 psi are required for supplying fuel through the rotor head fuel transfer gland. NOTE 3. This engine is used tip mounted on the 23 ft. diameter rotor blades in the Hiller HJ-1 helicopter. It is operated governor controlled at all flight speeds. ...END...