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Evolution Engines
4 5 GX 2/58GX2
USER GUIDE
8103.3_EVO_4558.manual.indd 1 6/16/06 10:23:12 AM
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Before using this engine, please read these instructions carefully. Introduction Congratulations on your purchase of the newest and one of the most technically advanced 2-stroke gas model airplane engines in ® the world. Whether you are new to the sport of model aviation or an experienced flyer, you will enjoy the features of the new Evolution GX engine. Evolution engines are designed to be the most powerful in their class, extremely easy to start and operate, and provide years of enjoyable
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Mounting the Engine Fuel for the Evolution Gas Engine Most model airplane designs make provision for an engine The Evolution gas engine has been designed to run on a mixture mount. It is extremely important that the engine mount be of high-quality unleaded gasoline and synthetic oil intended for securely attached to the airplane’s firewall and that the engine racing 2-stroke gasoline engines. For the break-in period of the is securely attached to the engine mount. Follow the instructions new
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Fuel for the Evolution Gas Engine ® The Evolution Gas engine has been designed to run on a mixture of high-quality unleaded gasoline and synthetic oil intended for racing 2-stroke gasoline engines. For the run-in period of the new engine, mix the fuel in a ratio of 30 parts gasoline to 1 part lubricant. After run-in, use a ratio of 40 parts gasoline to 1 part lubricant. Starting the Engine Air Pressure Inlet The new Evolution Engine carburetor comes adjusted to a Adjusting Needle L basic s
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Starting the Engine Continued Starting Without Easy Start Feature 1) When you are ready to start your engine, make sure that the 3) If the engine does not start, leave the throttle at the high idle ignition is switched off, the choke valve is closed and the position, turn the ignition off, then on and close the choke throttle valve is partly open. Confirm that fuel is filling the valve. Start the engine with throttle at the fast idle position fuel line to the carburetor then switch the igni
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Troubleshooting Guide If the engine does not start Mechanical Faults - check and use a new spark plug if needed. If the engine can not be turned over easily (Check the spark: Put the plug into the cable end and by turning the engine you’ll see the necessary spark. Note: The plug must - a likely cause is the piston in the cylinder is seized: loosen touch a metal part of the engine.) and unscrew the cylinder bolts. - check fuel lines. - carefully remove the cylinder. - c heck for proper
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5GX Evolution Engine Dimensions A B 180mm 122mm C D 71mm 78mm E F 78mm 6.6mm G H M10x1mm 55mm 58GX Evolution Engine Dimensions A B 190mm 140mm C D 75mm 78mm E F 78mm 6.6mm G H M10x1mm 55mm 7 8103.3_EVO_4558.manual.indd 7 6/16/06 10:23:16 AM
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1 – Ignition, 2 – LED, Evolution Engines Easy Start Ignition System 3 – Programming cable ® (version S and P). The spark ignition included with your Evolution gas engine is a modern generation electronic ignition. There are many useful functions built into the microprocessor of this unit. ICU – L (Light) 6 – 8.4V In addition to the basic ignition functions, the unit has a FAIL-SAFE feature: After 90 seconds of inactivity it automatically switches to ICU – S (Standard) 6 – 8.4
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Programming Easy Start Function and Pre-Ignition Curve 1 Ignition 1 LED P rogramming cable Ignition battery 5 Transmitter 5 Receiver 7 Receiver battery 8 Servo 7 8 D isconnect the ignition system’s C onnect the auto-choke servo to Short Silencer Choke Settings Long Silencer Choke Settings (e.g., Pitts Style) (e.g., Canister or Tuned Pipe) battery. the ignition box (black or brown to C onnect the LED indicator. “–” pin). 1) U sing the throttle stick, close the c
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5GX Part # Description Part # Description Part # Description EVO30040101 Crankcase EVO30040701 Piston EVO30040307 Carburetor Flange Gasket EVO30040202 Front Bearing EVO30040702 Piston Ring EVO30040308 Carburetor Flange Screw Set EVO30040203 Rear Bearing EVO30040801 Piston Pin EVO30041301 Reed Valve Case EVO30040301 Rear Cover EVO30040802 Piston Pin Retainer EVO30041302 Reed Valve EVO30040302 Rear Cover Screw Set EVO30040901 Connecting Rod EVO30041303 Reed Valve Screws EVO30040303 Rear Cov
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58GX Part # Description Part # Description Part # Description EVO30010101 Crankcase EVO30010407 Exhaust Flange Gasket EVO30010307 Carburetor Flange Gasket EVO30010202 Front Bearing EVO30010701 Piston EVO30010308 Carburetor Flange Screw Set EVO30010203 Rear Bearing EVO30010702 Piston Ring EVO30011301 Reed Valve Case EVO30010204 Packing EVO30010801 Piston Pin EVO30011302 Reed Valve EVO30010301 Rear Cover EVO30010802 Piston Pin Retainer EVO30011303 Reed Valve Screws EVO30010302 Rear Cover Scre
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© 2006 Manufactured exclusively for Horizon Hobby, Inc. 877-504-0233 www.horizonhobby.com 8103.3 8103.3_EVO_4558.manual.indd 12 6/16/06 10:23:11 AM
