BNF Viking 12 280 User Manual (English)

Questions and Answers:

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ricky31Jul 30, 2025
Why is my BNF Viking 12 280 aircraft flight time reduced or underpowered?
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  Cole Hunt MDJul 30, 2025
  If you're experiencing reduced flight time or the BNF Toy aircraft seems underpowered, there are several potential causes. First, ensure that the flight battery is fully charged. A low battery charge is a common reason for this issue. Also, check if the propeller is installed correctly. An incorrectly installed propeller can significantly reduce performance. The flight battery itself might be damaged, necessitating a replacement, so follow the battery instructions. Cold temperatures can also affect battery performance, so ensure the battery is warm before use. Finally, the battery capacity might be too low for the power being drawn; consider replacing it with a larger capacity battery.
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Elizabeth WilliamsAug 7, 2025
Why BNF Viking 12 280 aircraft won't respond to throttle?
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  tiffany92Aug 7, 2025
  If your BNF Toy aircraft isn't responding to the throttle but responds to other controls, there are a few potential reasons. It's possible that the throttle channel is reversed; in this case, reverse the throttle channel on the transmitter. Also, ensure the motor is securely connected to the ESC. Finally, check that the servo travel setup is less than 100%; adjust the servo travel to 100% or slightly greater.
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Alexander WilliamsAug 11, 2025
How to fix extra propeller noise or vibration in BNF Viking 12 280?
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  Charles GrahamAug 11, 2025
  If you notice extra propeller noise or vibration with your BNF Toy aircraft, start by checking the prop nut. If it's too loose, tighten it. The propeller itself may be out of balance; remove and balance the propeller, or replace it with a balanced one. Also, the spinner might not be tight or fully seated. Tighten the spinner, or remove it and turn it 180 degrees.
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monica59Aug 16, 2025
What to do if control surface on BNF Viking 12 280 Toy does not move?
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  Jeffery WelchAug 16, 2025
  If a control surface on your BNF Toy isn't moving, several factors could be responsible. First, examine the control surface, control horn, linkage, and servo for any damage; replace or repair damaged parts and adjust the controls. Check the servo wires for damage or loose connections; connect or replace them as needed. Ensure the flight battery is fully recharged. Finally, confirm that the control linkage moves freely.