Related Manuals for Horizon Hobby Evolution 152GX
Summary of Contents for Horizon Hobby Evolution 152GX
- Page 1 © 2008 Manufactured exclusively for Horizon Hobby, Inc. www.evolutionengines.com 877-504-2333 13207 Printed 10/08...
- Page 2 Evolution Engines ® 152GX U S E R G U ID E...
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Page 3: Table Of Contents
Table of Contents Introduction ..............................3 Contents Included ............................5 Mounting the Engine ............................. 5 Throttle Linkage ............................5 Choke Actuation ............................5 Attaching the Fuel Lines ..........................5 Spark Plug ..............................5 Selecting a Suitable Propeller ........................5 Suggested Propeller Dimensions ......................... 5 Control Jet System ............................ - Page 4 Questions, Assistance, and Repairs Horizon Product Support 4105 Fieldstone Road Exclusive Warranty- Horizon Hobby, Inc., (Horizon) warranties that the Your local hobby store and/or place of purchase cannot provide Products purchased (the “Product”) will be free from defects in warranty support or repair. Once assembly, setup or use of the...
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Page 5: Contents Included
Follow the instructions included with the airplane for mounting the engine. The engine should be fastened in place to The Evolution 152GX engine uses a CM-6 type of spark plug. Before the firewall with 4 screws. Use good quality 1/4-inch or 6mm screw, installing the spark plug you will need to set the spark plug gap to blind nuts and lock washers. -
Page 6: Control Jet System
Control Jet System Your engine is equipped with a unique system enabling improved acceleration from idle to high speed. This system allows the mixture to be controlled while the throttle valve is opening. It will lean the mixture at low rpm and at idle. Conversely the mixture will become richer as the throttle is opening. -
Page 7: Ignition System Warning
Ignition Unit Power Source The Evolution 152GX ignition system was designed around a 3S 11.1-volt Li-Po battery pack. The system will operate from a minimum of 9 volts to a maximum of 13 volts. In the event that the engine is in an inactive state for 90 seconds, the ignition unit goes into Fail-safe and automatically turns off the ignition battery source. -
Page 8: Enabling Or Disabling Battery Test
Enabling or Disabling Battery Test This ignition makes it possible to enable or disable the battery test. The battery test is very useful when Li-Po or Li-Ion batteries are used. During the test, a series of flashes are generated and voltage is measured. When the battery passes the test, that means it will run for a minimum of 10 minutes in flight. -
Page 9: Starting The Engine
Starting the Engine Starting the engine by using your hand or fingers can lead to a serious injury. We recommend that you use a rubber stick to start the engine. The new Evolution Engine carburetor comes adjusted to a basic setting. This setting should be maintained during the initial break-in runs. -
Page 10: Starting The Engine Continued
Starting the Engine Continued Having started the engine, leave it running for about 5 minutes at a higher idle speed. Then run it for about 20 minutes, while changing revolutions from idle to 1/2–3/4 of the range and shortly holding each position—gradually prolonging the holding periods. After 10 minutes of operation, open the throttle to maximum for a period of about one minute. -
Page 11: Troubleshooting Guide
Troubleshooting Guide If the engine does not start: Replacing the reed valve: - Check and use a new spark plug if needed. – Loosen carb screws and remove the carburetor (be careful to not (Check the spark: put the plug into the cable end and by turning damage the gasket). -
Page 12: 152Gx Evolution Engine Dimensions
152GX Evolution Engine Dimensions 170mm 140mm 75mm 90mm 90mm 6.6mm M10x1 55mm 234mm 25mm 288mm 152GX Evolution Engine Specifications Bore 48mm Stroke 42mm 152cc / 9.3 cu in Fuel Displacement Unleaded 91-octane Weight without ignition* 3530 g / 7.8lb Lubrication / Break in oil with gasoline in mixture 1:30 Weight of ignition unit... -
Page 13: Installation Of The Auto-Choke Ignition Unit
Installation of the Auto-Choke Ignition Unit While installing the ignition unit in your model, be careful to have all parts that are connected to the unit and the engine situated as far as practical from the radio receiver and radio antenna. The throttle servo should be mounted a distance of 8–12 inches from the engine. The spark plug cable must not touch any part of the model structure as vibration may damage the cable. -
Page 14: Ignition Unit Wiring
Ignition Unit Wiring The Evolution 152GX ignition system has an incorporated automatic choke feature. The automatic choke feature will require the installation of a choke servo connected to the choke lever via pushrod. The choke lever is not drilled to accommodate hardware from the factory but it is simple to drill and add a ball link to the lever. -
Page 15: 152Gx Parts Diagram
152GX Parts Diagram... -
Page 16: 152Gx Parts List
152GX Parts List Part Number Description Part Number Description EVO30110101 Crankcase EVO3010i1101 Drive Washer EVO30101102 Drive Washer Key EVO30100102 Crankcase Screws Set EVO30011103 Propeller Nut EVO30100104 Spacer Sleeve EVO30101104 Propeller Washer EVO30100202 Front Bearing EVO30101105 Propeller Screw EVO30070203 Rear Bearing EVO30100204 Packing EVO30101107 Propeller Screws Set EVO30100205 Rear Needle Bearing...