User's Manual

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Flight Troubleshooting
The main blades are the parts that take the most impact during flying. It is often that flying
performance improves just by replacing the main blade. It is recommended that during blade
replacements, both blades are to be balance adjusted to ensure smooth flying.
Helex does not move at all
1. Check if power is switched on at the transmitter and Helex.
2. Check that the battery levels on transmitter and Helex are sufficient.
3. Check that the radio frequency on transmitter is the same as that of Helex.
4. Check if the throttle is pushed to the top.
Helex flies unsteadily
1. Check that the battery levels on transmitter and Helex are sufficient.
2. Check that the antenna is fully extended for maximum range coverage.
3. Check that the main blades are not damaged.
Helex does not stop rotating
1. Check that the rudder has been trimmed correctly.
2. Check that the main blade is balanced.
3. Check if the motor is not damaged or worn.
Helex does not stop moving
1. Check that the unit is not being caught in winds
2. Check if the battery is properly aligned in the battery cage
3. Check to ensure trimming has been done
Helex vibrates strongly
1. Check that the main blades are able to move smoothly
2. Check that the main mast is not deformed.