PNP Flex Innovations Twin Otter 80E

Questions and Answers

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chavezfrankAug 17, 2025
Why is there excessive propeller noise and/or vibration in my PNP Toy?
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  Hannah MorganAug 17, 2025
  Excessive propeller noise and vibration in your PNP Toy can stem from several issues: * A damaged spinner, propeller, collet, or motor. Replace any damaged components immediately. * An unbalanced propeller. Try balancing or replacing the propeller. * A loose prop nut. Tighten the prop nut with a correctly sized wrench. * A spinner that isn't fully in place or tightened. Loosen the spinner bolt, adjust, and retighten. * Propeller nut or adapter threads that aren't cut straight. Replace the propeller nut or shaft.
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Arthur AustinAug 19, 2025
What to do if my PNP Toy motor is non-responsive (no ESC initialization tones audible)?
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  Christopher BowenAug 20, 2025
  If your PNP Toy motor isn't responding and you don't hear ESC initialization tones, it could be due to: * The throttle not being at idle or the throttle trim being too high. Lower the throttle stick and trim completely. If the problem continues, make sure the sub-trim and travel adjust are correctly set in the radio's programming. * The motor being disconnected from the ESC. Ensure all plugs are fully seated. Check the battery and plugs for damage, replacing any damaged components.
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Jimmy ParrishAug 22, 2025
Why is my PNP Toy's flight time reduced, or the aircraft underpowered?
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  john43Aug 22, 2025
  Reduced flight time or an underpowered PNP Toy can be caused by: * A battery that isn't fully charged. Ensure the battery is fully charged before installing it. * A propeller installed backward. Install the propeller with the convex side facing forward (tractor configuration). * A weak or damaged battery. Replace the battery. * Cold ambient temperature. Warm the battery packs to 70°F/21°C before flight. * A battery capacity that’s too small. Replace the battery with one of proper capacity and discharge capacity. * The ESC reaching its low-voltage cutoff (LVC). Recharge the flight battery or reduce flight time. * A battery with too small of a discharge rating. Replace the battery with one with a higher ‘C’ rating.
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robin14Aug 25, 2025
What to do if control surfaces are nonresponsive on my PNP Toy?
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  reginastevensAug 26, 2025
  If the control surfaces on your PNP Toy are nonresponsive, check the following: * Airframe or control linkage system damage. Examine the airframe for damage and repair as needed. Inspect the control linkage system (servo, pushrod, control horn) for damaged components and replace them as required. * Damaged wire or loose connector. Examine wires and connections, replacing them as necessary. * Low battery voltage. Check the battery with a voltmeter; recharge or replace as needed. * Battery disconnected from ESC. Check that the EC5 plugs are fully seated. * Damaged BEC (battery elimination circuit). Replace the ESC. * Damaged Servo. Replace the Servo.
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Sheila BuchananAug 27, 2025
What to do if my PNP Toy motor turns in the wrong direction?
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  Rebecca JohnsonAug 28, 2025
  If the motor of your PNP Toy turns in the wrong direction, it's likely that the three motor wires are connected incorrectly to the ESC. Swap any TWO of the motor wires to correct this.
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Dennis HunterAug 30, 2025
How to resolve trim changes between flight modes on my PNP Toy?
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  Kathleen Young MDAug 30, 2025
  Trim changes between flight modes on your PNP Toy can be resolved by: * Readjusting the control linkage and re-centering trims in the radio if the trims are not properly zeroed. * Removing sub-trim and adjusting the servo arm or clevis to achieve proper geometry if sub-trim is not properly zeroed. * Calibrating the transmitter, referencing the manufacturer’s instructions, or returning it to the manufacturer for calibration if the transmitter is not properly calibrated (aileron/elevator/rudder are not neutral with sticks centered; reference transmitter monitor).
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Patricia DoyleSep 2, 2025
How to fix control surface oscillation on my PNP Toy?
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  Michelle ShawSep 2, 2025
  Control surface oscillation in your PNP Toy can be due to: * Exceeding maximum airspeed for the configuration; reduce airspeed. * Gains being too high; decrease control surface gain in the Aura 8 manual. * An unbalanced propeller/spinner; balance or replace them. * Motor vibration; inspect and re-tighten motor mounting bolts. * A loose Aura 8 mounting; re-align and secure it to the aircraft. * Control linkage slop; examine and repair/replace worn components. * Improper transmitter setup; correctly configure the transmitter using the Aura 8 manual. * A damaged propeller or spinner; replace the damaged component. * Improperly set master gain; ensure the master gain is set for the proper gain value.
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jenniferedwardsSep 5, 2025
What to do if my PNP Toy motor is non-responsive (throttle calibration tones received)?
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  holly96Sep 5, 2025
  To solve this issue, reverse the throttle channel in the radio programming.
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tammywilsonSep 7, 2025
What to do if the gyro doesn't respond to aircraft movements on my PNP Toy?
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  jonathanwilkinsonSep 7, 2025
  The gyro is only enabled in Flight Modes 2 and 3. Check that you are not testing the gyro in Flight Mode 3.
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nicolemooreSep 10, 2025
What to do if the sensor direction test failed on my PNP Toy?
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  Elijah SmithSep 10, 2025
  To resolve a failed sensor direction test on your PNP Toy, ensure that: * The Aura 8 is mounted in the proper orientation. * The Aura 8 settings are correct. Reference the transmitter and receiver sections of this manual.

PNP Flex Innovations Twin Otter 80E Specifications

General

Channels	6+
Construction	EPO Foam
Skill Level	Intermediate
ESC	2x 40A Brushless
Recommended Battery	4S 14.8V 4000-5000mAh LiPo
Power System	Electric
Motor	Two (2) Brushless Motors (included)
Servos	Six (6) 17g Digital Servos (included)

PNP Flex Innovations Twin Otter 80E - User Manual

Table of Contents

Questions and Answers

PNP Flex Innovations Twin Otter 80E Specifications