Summary of Contents for Horizon Hobby E-flite Viper
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Instruction Manual Bedienungsanleitung Manuel d’utilisation Manuale di Istruzioni SAFE Select Technology, Optional Flight Envelope Protection ®...
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This product is not intended for use by children without direct adult supervision. Do not use with incompatible components or alter this product in any way outside of the instructions provided by Horizon Hobby, LLC. This manual contains instructions for safety, operation and maintenance.
Preflight Remove and inspect contents. Make sure all linkages move freely. Read this instruction manual thoroughly. Perform the control direction test with the transmitter. Charge the flight battery. 10 Adjust the flight controls and transmitter as needed. Fully assemble the aircraft. 11 Perform a radio system range test.
SAFE Select Switch Designation ® SAFE Select technology can be easily assigned to any open switch (2 or 3 position) on your ® transmitter. With this feature, you have the flexibility to enable or disable the technology while in flight. IMPORTANT: Before assigning your desired switch, ensure that the travel for that channel Mode 1 and 2 transmitters is set at 100% in both directions and the aileron, elevator, rudder and throttle are all on high...
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Model Assembly (Continued) Vertical Tail Installation 1. Connect the rudder servo connector to the extension in the fuselage labeled RUDD. Feed the excess servo wire into the fuselage. 2. Press the vertical tail into the slot in the horizontal tail and the fuselage, ensuring no servo wires are pinched.
Flaps Flexing the Flap Hinges To ensure the flaps have full travel without binding at the hinges, the hinge material needs to be loosened up by flexing the material by hand. 1. With the receiver powered off, carefully flex the flap down by hand until resistance is felt. 2.
Battery Installation and ESC Arming Battery Selection We recommend a 22.2V 3200–4000mAh 30C 6S LiPo battery with EC5 / IC5 con- ™ nector for standard operation. If using a different battery, the battery should be of similar capacity, dimensions and weight to fit in the fuselage. Always be sure the model balances at the recommended CG with the battery chosen.
Transmitter and Receiver Binding / Switching ON and OFF SAFE Select This product requires an approved Spektrum DSM2 /DSMX compatible ™ ® ® Switching ON SAFE Select Binding Sequence transmitter. Visit www.bindnfly.com for a complete list of approved transmitters. The aircraft has an optional SAFE Select feature, which can be switched ON or OFF easily by binding in a specific manner as described below.
Control Surface Centering After assembly and transmitter setup, confirm that the control surfaces are centered. If the control surfaces are not centered, mechanically center the control surfaces by adjusting the linkages. If adjustment is required, turn the clevis on the linkage to change the length of the linkage between the servo arm and the control horn.
In Flight Trimming During your first flight, trim the aircraft for level flight at 3/4 throttle with flaps and gear up. Make small trim adjustments with your transmitter’s trim switches to straighten the aircraft’s flight path. After adjusting trim do not touch the control sticks for 3 seconds. This allows the receiver to learn the correct settings to optimize AS3X performance.
Post Flight Disconnect the flight battery from the ESC (Required for Safety and battery life). Repair or replace all damaged parts. Power OFF the transmitter. Store the flight battery apart from the aircraft and monitor the battery charge. Remove the flight battery from the aircraft. Make note of the flight conditions and flight plan results, planning for future flights.
Troubleshooting Guide AS3X Problem Possible Cause Solution Damaged rotor or spinner Replace rotor or spinner Balance the rotor. For more information, view John Redman’s rotor balancing video at www. Imbalanced rotor horizonhobby.com Motor vibration Replace parts or correctly align all parts and tighten fasteners as needed Oscillation Loose receiver Align and secure receiver in fuselage...
Troubleshooting Guide Problem Possible Cause Solution Control surface, control horn, linkage or servo damage Replace or repair damaged parts and adjust controls Wire damaged or connections loose Do a check of wires and connections, connect or replace as needed Control surface does Transmitter is not bound correctly or the incorrect Re-bind or select correct airplanes in transmitter not move...
AMA National Model Aircraft Safety Code Effective January 1, 2018 A model aircraft is a non-human-carrying device capable of sustained flight within visual line of sight of the pilot or spotter(s). It may not exceed limitations of this code and is intended exclusively for sport, recreation, education and/or competition. All model flights must be conducted in accordance with this safety code and related AMA guidelines, any additional rules specific to the flying site, as well as all applicable laws and regulations.
Product, (iv) attempted service by anyone other Return Merchandise Authorization (RMA) number. Pack the Product securely using a than a Horizon Hobby authorized service center, (v) Product not purchased from an au- shipping carton. Please note that original boxes may be included, but are not designed thorized Horizon dealer, (vi) Product not compliant with applicable technical regulations, to withstand the rigors of shipping without additional protection.
LLC declares that the device is in compliance with the following: 2904 Research Road EU EMC Directive 2014/30/EU. Champaign, IL 61822 USA Viper 70mm EDF Jet BNF Basic (EFL7750): Hereby, Horizon Hobby, EU Importer of Record: LLC declares that the device is in compliance with the following: Horizon Hobby, GmbH EU Radio Equipment Directive 2014/53/EU.
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