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RESTRICTED T.O. No. 02-35GC-1 [underline] SECTION 1 [/underline] [underline] INTRODUCTION [/underline] 1. This Technical Order constitutes the Operation Instructions for the Model R-1820-65 Engine and Associated Models, manufactured by Wright Aeronautical Corporation, Paterson, N.J. These instructions will be used for flight purposes only when the Pilot's Handbook of Operating Instructions is not available. Consult the Index, T. O. No. 00-1. 2. The following Technical Orders contain related instructions and are listed only for convenient reference in the event further information is required: T. O. No. 02-1-5 Operation of Carburetor Heaters 02-1-7 Detonation in Aircraft Engines 02-1-23 Flight Operation of Aircraft Engines 02-1-29 Ground Operation Instructions for Aircraft Engines 02-35GC-2 Handbook of Service Instructions 03-10BA-2 Service Instructions - Injection Carburetors 03-10D-2 Supercharger Regulator, Type A-7 03-10DA-2 Operation and Service Instructions - Turbine Driven Supercharger 03-10G-1 Operation of Carburetor Mixture Controls 03-20-6 Operation of Propeller Controls During Landing 06-5-1 Fuels - Use and Disposition 06-10-1 Aircraft Engine Lubricating Oil, Grades, and Use Section II GENERAL OPERATING INSTRUCTIONS 1. General. a. These engines are equipped with Bendix Stromberg Injection Carburetors. b. Models R-1820-65, -73, and -97 are equipped with turbo-superchargers. c. Model R-1820-71 is a single-speed supercharger engine and model R-1820-87 is a two-speed super-charger engine. 2. Procedure Preliminary to Starting. a. Before the engine is started the first time after installation, or whenever the carburetor has been drained, observe the special procedure for cold weather starting outlined in the paragraph 3.d. below. b. Set the oil cooler shutters to the "Closed" position. c. Open the engine cowl flaps. d. On models equipped with turbo-superchargers, the intercooler shutters should be placed in the "Open" position. Open waste gate, and place supercharger regulator in the "Off" position. e. If the engine has been idle for over two hours or if excessive priming has been used during starting attempts, make certain ignition is off and then turn engine slowly by hand four or five revolutions. If fuel or oil is present in any combustion chamber as evidenced by excessive compression, remove the spark plugs from that cylinder, drain all liquid from the cylinder and intake pipes, dry spark plugs thoroughly before replacing. f. Move throttle lever almost to "Closed" position (about one-tenth open, equivalent to 600-800 rpm). g. Set carburetor heater valve at "Closed" or "Cold" position. h. Set propeller control to "High rpm" (low pitch) position. i. Set fuel cocks and cross-feed valves, if any, in accordance with airplane operating instructions. j. Place mixture control in "Idle Cut-Off" position. k. Turn ignition to "Both" position. l. Start booster fuel pump or emergency fuel pump for the engine to be started. -3- RESTRICTED
