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17

2-YEAR LIMITED WARRANTY

What this Warranty Covers -

 Horizon Hobby, LLC 

(Horizon) warrants to the original purchaser that 

the product purchased (the “Product”) will be 

free from defects in materials and workmanship 

for a period of 2 years from the date of purchase.

What is Not Covered -

 This warranty is not 

transferable and does not cover (i) cosmetic 

damage, (ii) damage due to acts of God, accident, 

misuse, abuse, negligence, commercial use, or 

due to improper use, installation, operation 

or maintenance, (iii) modification of or to any 

part of the Product, (iv) attempted service by 

anyone other than a Horizon Hobby authorized 

service center, (v) Product not purchased from 

an authorized Horizon dealer, or (vi) Product not 

compliant with applicable technical regulations.  

OTHER THAN THE EXPRESS WARRANTY ABOVE, 

HORIZON MAKES NO OTHER WARRANTY OR 

REPRESENTATION, AND HEREBY DISCLAIMS ANY 

AND ALL IMPLIED WARRANTIES, INCLUDING, 

WITHOUT LIMITATION, THE IMPLIED WARRANTIES 

OF NON-INFRINGEMENT, MERCHANTABILITY 

AND FITNESS FOR A PARTICULAR PURPOSE. THE 

PURCHASER ACKNOWLEDGES THAT THEY ALONE 

HAVE DETERMINED THAT THE PRODUCT WILL 

SUITABLY MEET THE REQUIREMENTS OF THE 

PURCHASER’S INTENDED USE.

purchaser’s Remedy -

 Horizon’s sole obligation 

and purchaser’s sole and exclusive remedy 

shall be that Horizon will, at its option, either (i) 

service, or (ii) replace, any Product determined 

by Horizon to be defective. Horizon reserves the 

right to inspect any and all Product(s) involved 

in a warranty claim. Service or replacement 

decisions are at the sole discretion of Horizon. 

Proof of purchase is required for all warranty 

claims. SERVICE OR REPLACEMENT AS PROVIDED 

UNDER THIS WARRANTY IS THE PURCHASER’S 

SOLE AND EXCLUSIVE REMEDY.

limitation of liability - 

HORIZON SHALL NOT BE 

LIABLE FOR SPECIAL, INDIRECT, INCIDENTAL OR 

CONSEQUENTIAL DAMAGES, LOSS OF PROFITS 

OR PRODUCTION OR COMMERCIAL LOSS IN 

ANY WAY, REGARDLESS OF WHETHER SUCH 

CLAIM IS BASED IN CONTRACT, WARRANTY, 

TORT, NEGLIGENCE, STRICT LIABILITY OR ANY 

OTHER THEORY OF LIABILITY, EVEN IF HORIZON 

HAS BEEN ADVISED OF THE POSSIBILITY OF 

SUCH DAMAGES. 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 the Product, purchaser is advised to return 

the 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). 

This warranty gives you specific legal rights, 

and you may also have other rights which vary 

from state to state. Horizon reserves the right 

to change or modify this warranty at any time 

without notice.

WARRANTY SERVICES

Questions, Assistance, and Services -

 Your local 

hobby store and/or place of purchase cannot 

provide warranty support or service. Once 

assembly, setup or use of the Product has been 

started, you must contact your local distributor 

or 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 visit our 

website at www.horizonhobby.com, submit 

a Product Support Inquiry, or call the toll free 

telephone number referenced in the Warranty 

and Service Contact Information section to 

speak with a Product Support representative.   

Inspection or Services -

 If this Product needs 

to be inspected or serviced and is compliant 

in the country you live and use the Product in, 

please use the Horizon Online Service Request 

submission process found on our website or 

call Horizon to obtain a Return Merchandise 

Authorization (RMA) number. 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. An Online Service Request is 

available at http://www.horizonhobby.com/

content/_service-center_render-service-

center. If you do not have internet access, 

please contact Horizon Product Support to 

obtain a RMA number along with instructions 

for submitting your product for service. When 

calling Horizon, you will be asked to provide 

your complete name, street address, email 

address and phone number where you can be 

reached during business hours. When sending 

product into Horizon, please include your RMA 

number, a list of the included items, and a brief 

summary of the problem. A copy of your original 

sales receipt must be included for warranty 

consideration. Be sure your name, address, and 

RMA number are clearly written on the outside 

of the shipping carton.

Summary of Contents for 15GX2

Page 1: ...15GX2 Evolution Gas Engines ...

Page 2: ...y Horizon Hobby LLC This 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 serious injury CAUTION This product can become extremely hot when in use which could lead to burns Age Recommendation Not for children under 14 y...

Page 3: ... mount the engine securely on a bench mount or high quality engine mount Always use the correct size and pitch of propeller for your engine Refer to the Propeller Chart in this manual Always confirm proper balance of your propeller prior to installation of the engine Failure to do so could result in damage to the engine and or airframe Always utilize an electric starter to start your engine Always...

Page 4: ...er system to handle the extra heat and expansion of the burnt gas mixture when compared to a glow system These changes included adding volume to the muffler including a much larger muffler through bolt to handle the heat and stress and enlarging the outlet of the muffler to minimize backpressure while still providing noise reduction Step 4 Design operating accessories that enhance the user experie...

Page 5: ... Cable EVOA121 Sintered Plastic Filter Clunk EVOG10300 Ignition Unit EVOG10350 Spark Plug EVOG15601 Muffler EVO9191A Muffler Screws Gasket Optional Items APC13060 APC14060 13 x 6 propeller break in 14 x 6 propeller normal flight EVOA100 Optical Electronic Ignition Kill Switch EVOA102 EVOA103 Medium Gas FKM Fuel Tubing 1 meter 3 meters EVOA112 Evolution 3 Wire Ignition Receiver Switch EVOM9 15cc In...

Page 6: ...ffler screws Push the muffler screws through the cylinder head 2 Place the muffler gasket over the engine mounting screws 3 Align the muffler with the exhaust opening and the muffler mounting screws 4 Tighten the muffler screws Important Tighten the muffler screws after the first few tanks of fuel The muffler screws may loosen from heat and vibration It is im portant that you tighten the muffler t...

Page 7: ... to the third line and route this line to a convenient location for fueling de fueling your model We recommend using a fuel filler like the one included in the Hangar 9 Fuel Filler with T Fitting and Overflow Fitting HAN116 which also includes a vent line connector We also recommend using medium diameter FKM fuel tubing for all plumbing in your fuel setup 1 Remove the prop nut and prop washer from...

Page 8: ...rough the firewall so be sure to plan ahead and provide adequately sized holes that will allow you to pull either the ignition sensor connector or the spark plug cap connector through the holes for later ignition removal Mount a good quality radio receiver type switch between the ignition unit and the battery We recommend the Evolution 3 Wire Ignition Receiver Switch EVOA112 Mount this switch in a...

Page 9: ...re driven pump on the carburetor tank location is less critical than with a muffler pressure driven system however it is still good practice to mount the fuel tank in line with the carburetor and as close to the rear of the engine as possible Care taken in mounting the tank as described will provide trouble free operations in all flight attitudes Tank Choice and Construction Choose a tank between ...

Page 10: ...ess First tank of fuel Set the high speed needle valve at 1 25 turns out and use the suggested break in prop Run the engine on the ground for its first tank of fuel and DO NOT go above half throttle Cycle the throttle between idle and half throttle every minute Second tank of fuel Tune the needle valve to be slightly rich of the peak RPM at full throttle without a drop in RPM Do not run at full th...

Page 11: ...ry systems other than Spektrum may require a dedicated RPM sensor We recommend using the Spektrum DSMX Full Range Aircraft Telemetry Module SPM9548 in conjunction with the included adapter This system allows you to see real time RPM and temperature readings from the engine The temperature sensor should be wrapped around the base of the spark plug on the cylinder head Using telemetry gives you an a...

Page 12: ... an indication it is running too rich Land the airplane and close the high speed needle valve 2 clicks and take off again c Repeat the above process until your engine performance is steady and repeatable This high speed needle setting should not change more than 1 2 clicks in the future when using the same propeller If it does something is wrong in the fuel delivery system and should be investigat...

Page 13: ...There is some interaction between the two needles so you might need to do this process HS and LS needle setting a couple of times Patience here will reward you with an easy to use engine Don t try to do this too quickly It is possible that with a heavier loaded propeller that you may need to richen the needle in order to attain a smooth instantaneous response again but using the above procedure sh...

Page 14: ...re trying to compress the fuel not air 1 Remove the spark plug 2 Cover the cylinder head with a cloth or paper towel and turn the propeller over to expel all the excess fuel 3 Replace the spark plug and try starting again A possible cause is the piston in the cylinder is seized loosen and unscrew the cylinder head bolts 1 Carefully remove the cylinder liner 2 Visually examine the piston and cylind...

Page 15: ...ck Cover Screw 4 EVO40134 20 Muffler Assembly EVOG15601 21 Muffler Long Screw EVO91616 22 Complete Ignition System EVOG10300 23 Pump Case Parts EVOG0888A 24 Sintered Plastic Filter Clunk EVOA121 25 Carburetor Assembly Pumped EVOG15801B 26 Ignition Sensor Set EVOG10310A 27 Carburetor Gasket Set B EVOG08108 28 Carburetor Mount Gasket Set EVOG61816A 29 Muffler Mounting Screw Set EVO9191A 30 Back Cove...

Page 16: ... EVOG15844 42 Main Carburetor Body B EVOG15827B 43 Carburetor Barrel Retaining Bolt EVOG15825 44 Carburetor Pump Screws 4 EVOG15825B 28 29 36 10 11 12 26 34 15 17 8 3 2 1 4 25 5 6 7 9 16 30 18 24 22 19 21 29 31 20 32 35 33 35 27 37 42 38 27 41 40 39 40 23 23 23 36 23 27 43 45 44 27 37 13 14 ...

Page 17: ...ulting liability If you as the purchaser or user are not prepared to accept the liability associated with the use of the Product purchaser is advised to return the 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 This warranty gives you specific legal rights and you may also have other...

Page 18: ...f of purchase date Provided warranty conditions have been met your Product will be serviced or replaced free of charge Service or replacement decisions are at the sole discretion of Horizon Non Warranty Service Should your service not be covered by warranty service will be completed and payment will be required without notification or estimate of the expense unless the expense exceeds 50 of the re...

Page 19: ... Instructions for disposal of WEEE by users in the European Union This product must not be disposed of with other waste Instead it is the user s responsibility to dispose of their waste equipment by handing it over to a designated collections point for the recycling of waste electrical and electronic equipment The separate collection and recycling of your waste equipment at the time of disposal wi...

Page 20: ...ktrum trademark is used with permission of Bachmann Industries Inc Tygon is a registered trademark of Saint Gobain Performance Plastics Corporation Viton is a registered trademark of E I DuPont de Nemours and Co Corporation Wilmington Delaware All other trademarks service marks and logos are property of their respective owners 43793 Created 12 2013 ...

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