Evolution-engines EVOE20GX User Manual

20ccEvolution® Gas EnginesGAS/PETROL

EN10Engine Break-inYour new engine needs to be broken-in to ensure a long life of all the components. This engine features a piston ring design, which

EN11Now that you have the baseline needle valve settings, you are ready to start your engine for the rst time. With the 20GX it is very important to

EN12Because of the small amount of fuel actually needed for this engine, needle adjustments need to be made in small increments. It may take 5 seconds

EN13If you have properly set the idle need, the low-speed setting should be within 1/16th of a turn from perfect. Remember we are talking about minute

EN1420GX Evolution Engines SpecicationsDisplacement Bore Stroke Weight Cylinder Propeller20cc 30.5mm 27.9mm 24.9 oz Ringed 16 x 6 @ 8,850 rpmWeightEn

EN15Exploded View122322282135679142532, 35342026, 32, 35352643263742382641403918198301630, 3117 1520302936433313 12 11 1026244, 30

EN16Parts List# Description Part1 Cylinder Screw (6) EVO1201232 Spark Plug EVOG103503 Cylinder Head EVOG201034 Cylinder Head Gasket (2) EVO1201125 Cyl

EN17CHASER’S SOLE AND EXCLUSIVE REMEDY. Limitation of Liability - HORIZON SHALL NOT BE LIABLE FOR SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIA

EN18COMPLIANCE INFORMATION FOR THE EUROPEAN UNIONDeclaration of Conformity (in accordance with ISO/IEC 17050-1)No. HH2013032703Product(s): EVO 20cc

©2013 Horizon Hobby, Inc.Evolution and the Horizon Hobby logo are registered trademarks of Horizon Hobby, Inc. The Spektrum trademark is used with per

EN2NOTICEAll instructions, warranties and other collateral documents are subject to change at the sole discretion of Horizon Hobby, Inc. For up-to-dat

EN3• Always keep your fuel in a safe place away from sparks, heat or anything that can ignite.• Always ensure the aircraft is secure and will not

EN4IntroductionCongratulations on your purchase of one of the exciting new engines in the Evolution® small block gas engine series. All of the Evoluti

EN5Installing the Engine1. Secure the engine mount on the airplane firewall. Tighten the engine mount screws in the firewall.2. Install the engine on t

EN61. Use a secure method to attach the throttle linkage to the throttle arm on the carburetor.2. Power on the transmitter and receiver.3. Move the

EN7Adjusting the Throttle Opening1. Lower the throttle and center the throttle trim.2. Adjust the length of the throttle linkage until the throttle i

EN8Connecting the Electronic IgnitionThe Evolution Electronic Ignition Assembly is designed and engineered specifically for the small block engine ser

EN9FuelThis engine requires a mix of 20:1 gas to oil lubricant ratio for break-in and a mix of 32:1 gas/oil ratio for normal operation in order to las