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Warranty Period

Exclusive Warranty- Horizon Hobby, Inc., (Horizon) warranties that the 
Products purchased (the “Product”) will be free from defects in  
materials and workmanship for a period of 2 years from the date of 
purchase by the Purchaser. 

Limited Warranty

(a) This warranty is limited to the original Purchaser (“Purchaser”) and 
is not transferable. REPAIR OR REPLACEMENT AS PROVIDED UNDER 
THIS WARRANTY IS THE EXCLUSIVE REMEDY OF THE PURCHASER. This 
warranty covers only those Products purchased from an authorized 
Horizon dealer. Third party transactions are not covered by this warranty. 
Proof of purchase is required for warranty claims. Further, Horizon 
reserves the right to change or modify this warranty without notice and 
disclaims all other warranties, express or implied. 

(b) Limitations- HORIZON MAKES NO WARRANTY OR REPRESENTATION, 
EXPRESS OR IMPLIED, ABOUT NON-INFRINGEMENT, MERCHANTABILITY 
OR FITNESS FOR A PARTICULAR PURPOSE OF THE PRODUCT. THE 
PURCHASER ACKNOWLEDGES THAT THEY ALONE HAVE DETERMINED 
THAT THE PRODUCT WILL SUITABLY MEET THE REQUIREMENTS OF THE 
PURCHASER’S INTENDED USE. 

(c) Purchaser Remedy- Horizon’s sole obligation hereunder shall be 
that Horizon will, at its option, (i) repair or (ii) replace, any Product 
determined by Horizon to be defective. In the event of a defect, these 
are the Purchaser’s exclusive remedies. Horizon reserves the right to 
inspect any and all equipment involved in a warranty claim. Repair 
or replacement decisions are at the sole discretion of Horizon. This 
warranty does not cover cosmetic damage or damage due to acts 
of God, accident, misuse, abuse, negligence, commercial use, or 
modification of or to any part of the Product. This warranty does not 
cover damage due to improper installation, operation, maintenance, 
or attempted repair by anyone other than Horizon. Return of any 
goods by Purchaser must be approved in writing by Horizon before 
shipment.

Damage Limits

HORIZON SHALL NOT BE LIABLE FOR SPECIAL, INDIRECT OR 
CONSEQUENTIAL DAMAGES, LOSS OF PROFITS OR PRODUCTION OR 
COMMERCIAL LOSS IN ANY WAY CONNECTED WITH THE PRODUCT, 
WHETHER SUCH CLAIM IS BASED IN CONTRACT, WARRANTY, 
NEGLIGENCE, OR STRICT LIABILITY. Further, in no event shall the liability 
of Horizon exceed the individual price of the Product on which liability 
is asserted. As Horizon has no control over use, setup, final assembly, 
modification or misuse, no liability shall be assumed nor accepted for 
any resulting damage or injury. By the act of use, setup or assembly, the 
user accepts all resulting liability. If you as the Purchaser or user are not 
prepared to accept the liability associated with the use of this Product, 
you are advised to return this Product immediately in new and unused 
condition to the place of purchase.

LAW: These Terms are governed by Illinois law (without regard to conflict 
of law principals). 
 

Safety Precautions

This is a sophisticated hobby Product and not a toy. It must be operated 
with caution and common sense and requires some basic mechanical 
ability. Failure to operate this Product in a safe and responsible manner 
could result in injury or damage to the Product or other property. This 
Product is not intended for use by children without direct adult  
supervision. The Product manual contains instructions for safety, 
operation and maintenance. It is essential to read and follow all the 
instructions and warnings in the manual, prior to assembly, setup or 
use, in order to operate correctly and avoid damage or injury.

Questions, Assistance, and Repairs

Your local hobby store and/or place of purchase cannot provide 
warranty support or repair. Once assembly, setup or use of the 
Product has been started, you must contact Horizon directly. This 
will enable Horizon to better answer your questions and service you 
in the event that you may need any assistance.  
For questions or assistance, please direct your email to  
[email protected], or call 877.504.0233 toll free 
to speak to a service technician.

 

Inspection or Repairs

If this Product needs to be inspected or repaired, please call for 
a Return Merchandise Authorization (RMA). Pack the Product 
securely using a shipping carton. Please note that original boxes 
may be included, but are not designed to withstand the rigors 
of shipping without additional protection. Ship via a carrier that 
provides tracking and insurance for lost or damaged parcels, as 
Horizon is not responsible for merchandise until it arrives and is 
accepted at our facility. A Service Repair Request is available at 
www.horizonhobby.com on the “Support” tab. If you do not have 
internet access, please include a letter with your complete name, 
street address, email address and phone number where you can 
be reached during business days, your RMA number, a list of the 
included items, method of payment for any non-warranty expenses 
and a brief summary of the problem. Your original sales receipt 
must also be included for warranty consideration. Be sure your 
name, address, and RMA number are clearly written on the outside 
of the shipping carton.

Warranty Inspection and Repairs

To RECEIvE WARRAnTy SERvICE, yoU MUST InCLUDE yoUR oRIGInAL 
SALES RECEIPT 

verifying the proof-of-purchase date. Provided warranty 

conditions have been met, your Product will be repaired or replaced free 
of charge. Repair or replacement decisions are at the sole discretion of 
Horizon Hobby. 

 

non-Warranty Repairs 

Should your repair not be covered by warranty, the repair will be 
completed and payment will be required without notification or 
estimate of the expense unless the expense exceeds 50% of the 
retail purchase cost. 

By submitting the item for repair you are agreeing 

to payment of the repair without notification. Repair estimates are 
available upon request. You must include this request with your repair. 
Non-warranty repair estimates will be billed a minimum of ½ hour of 
labor. In addition you will be billed for return freight. Please advise us 
of your preferred method of payment. Horizon accepts money orders 
and cashiers checks, as well as Visa, MasterCard, American Express, 
and Discover cards. If you choose to pay by credit card, please include 
your credit card number and expiration date. Any repair left unpaid or 
unclaimed after 90 days will be considered abandoned and will be  
disposed of accordingly. 

Please note: non-warranty repair is only  

available on electronics and model engines.

United States:

Electronics and engines requiring inspection or repair should be shipped 
to the following address:

Horizon Service Center

4105 Fieldstone Road

Champaign, Illinois 61822

All other Products requiring warranty inspection or repair should be 
shipped to the following address:

Horizon Product Support

4105 Fieldstone Road

Champaign, Illinois 61822

Please call 877-504-0233 or e-mail us at  
[email protected] with any questions or concerns 
regarding this product or warranty.

United Kingdom:

Electronics and engines requiring inspection or repair should be shipped 
to the following address:

Horizon Hobby UK

Units 1-4 Ployters Rd

Staple Tye

Harlow, Essex

CM18 7nS

United Kingdom

Please call +44 (0) 1279 641 097 or e-mail us at 
[email protected] with any questions or concerns regarding this 
product or warranty.

Germany:

Electronics and engines requiring inspection or repair should be shipped 
to the following address:

Horizon Technischer Service

Hamburger Strasse 10

25335 Elmshorn

Germany

Please call +49 4121 46199 66 or e-mail us at
[email protected] with any questions or concerns regarding this 
product or warranty.

Summary of Contents for 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 USER GUIDE...

Page 3: ...you have the help of an experiencedmodelerduringthefirstfewflights Yourlocalhobbystoreorflyingclubcanput youintouchwithanexperiencedpilotinyourarea Table of Contents Introduction 3 Contents Included 5...

Page 4: ...l enable Horizon to better answer your questions and service you in the event that you may need any assistance For questions or assistance please direct your email to productsupport horizonhobby com o...

Page 5: ...40 ball link Make sure that the linkage is free to operate from low throttle to high throttle and confirm that the low throttle setting on the transmitter closes the carburetor butterfly to the low i...

Page 6: ...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 This system provides better acceleration to high spee...

Page 7: ...ervosandhigh torqueservos consumemorecurrentthantheignitionsystem scircuitryisdesignedtoprovide Iftheservoyou veconnectedquiversorwon tworkatall itscurrentdrawisprobably toohigh Ignition System Warnin...

Page 8: ...r about 2 seconds If LED turns off you can fly otherwise battery is low FIRST STEP Screw pickup on engine Attach the plastic protection to the high voltage cable Connect boot to plug Mount ground term...

Page 9: ...filling the fuel line to the carburetor then switch the ignition to the ON position Flip the propeller smartly until the engine fires With the choke in the closed position the engine will fire then q...

Page 10: ...rpm range Stop the engine and recheck the fuel feed the fuel line must not be pinched or broken Restart the engine and test acceleration again If the problem persists adjust the carburetor Open the l...

Page 11: ...order of the components Check the vacuum feed line Mechanical Faults If the engine cannot be turned over easily The piston in the cylinder may be seized loosen and unscrew the cylinder bolts Carefull...

Page 12: ...ication Standard Unleaded 91 octane Oil with gasoline in mixture 1 30 Oil with gasoline in mixture 1 40 Evolution Engines Auto Choke Ignition System The spark ignition included with your Evolution gas...

Page 13: ...bolt or suitable place on the engine and push the spark plug cap firmly on the spark plug Install the spiral wrap spark plug lead covering to protect the plug lead steel braiding from any possible cha...

Page 14: ...1 Using the throttle stick close the choke until it closes completely Wait until the LEDblinksonce indicatingtheignitionhas memorizedthe closedchoke position 2 Using the throttle stick open the choke...

Page 15: ...15 152GX Parts Diagram...

Page 16: ...haft Assembly EVO30010308 Carburetor Flange Screws Set EVO30013309 Spark Plug EVO30941405 Ignition Sensor Fixing Screws EVO3010i1101 Drive Washer EVO30101102 Drive Washer Key EVO30011103 Propeller Nut...

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