2
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• Always keep a safe distance in all directions around your model to avoid colli-
sions or injury. This model is controlled by a radio signal subject to interference
from many sources outside your control. Interference can cause momentary
loss of control.
• Always operate your model in open spaces away from full-size vehicles, traffi c
and people.
• Always carefully follow the directions and warnings for this and any optional
support equipment (chargers, rechargeable battery packs, etc.).
• Always keep all chemicals, small parts and anything electrical out of the reach
of children.
• Always avoid water exposure to all equipment not specifi cally designed and
protected for this purpose. Moisture causes damage to electronics.
• Never place any portion of the model in your mouth as it could cause serious
injury or even death.
• Never operate your model with low transmitter batteries.
• Always keep aircraft in sight and under control.
• Always move the throttle fully down at rotor strike.
• Always use fully charged batteries.
• Always keep transmitter powered on while aircraft is powered.
• Always remove batteries before disassembly
• Always keep moving parts clean.
• Always keep parts dry.
• Always let parts cool after use before touching.
• Always remove batteries after use.
• Never operate aircraft with damaged wiring.
• Never touch moving parts.
Age Recommendation: Not for children under 14 years. This is not a toy.
CAUTION:
The ESCs for the 350 QX3 are not compatible with any other product, and the 350 QX3 is not compatible with any other ESCs. Use of any other
ESCs on the 350 QX3 will cause a crash, which may result in property damage and/or personal injury.
WARNING AGAINST COUNTERFEIT PRODUCTS:
If you ever need to replace a Spektrum component found in a Horizon Hobby product, always purchase
from Horizon Hobby, LLC or a Horizon Hobby authorized dealer to ensure authentic high-quality Spektrum product. Horizon Hobby, LLC disclaims all sup-
port and warranty with regards, but not limited to, compatibility and performance of counterfeit products or products claiming compatibility with DSM or Spektrum.
WARNING:
Read the ENTIRE instruction manual to become familiar with the features of the product before operating. Failure to operate the product
correctly can result in damage to the product, personal property and cause serious injury.
This is a sophisticated hobby product. 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. 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. 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.
The following terms are used throughout the product literature to indicate various levels of potential harm when operating this product:
NOTICE:
Procedures, which if not properly followed, create a possibility of physical property damage AND a little or no possibility of injury.
CAUTION:
Procedures, which if not properly followed, create the probability of physical property damage AND a possibility of serious injury.
WARNING:
Procedures, which if not properly followed, create the probability of property damage, collateral damage, and serious injury OR create a high prob-
ability of superfi cial injury.
NOTICE
All instructions, warranties and other collateral documents are subject to change at the sole discretion of Horizon Hobby, LLC. For up-to-date product literature,
visit horizonhobby.com and click on the support tab for this product.
Meaning of Special Language
General Safety Precautions and Warnings