1. Introducció
Thank you for choosing the RoofWorld Su-27 RC Plane. This remote control glider is designed for both adult and beginner pilots, featuring a 2.4 GHz 2-channel control system and an automatic balance gyroscope for stable flight. Inspired by the iconic Su-27 fighter plane, this model offers an engaging and accessible remote control flying experience.

Image: The RoofWorld Su-27 RC Plane and included accessories.
2. Informació de seguretat
Per garantir un funcionament segur i evitar danys, seguiu les següents pautes:
- Edat recomanada: Aquest producte és adequat per a persones de 14 anys o més.
- Entorn de vol: Always choose an open area for flying, free from people, animals, buildings, and other obstructions. Avoid flying near power lines or busy roads.
- Condicions del vent: Do not fly in wind conditions exceeding level 4. Strong winds can lead to loss of control and potential damage to the aircraft.
- Càrrega de la bateria: Charge the aircraft battery for approximately 50 minutes for a full charge. Do not charge for more than 2 hours to prevent overcharging and potential battery damage.
- Supervisió: Younger users should always be supervised by an adult during operation.

Image: Illustration of a suitable open flight area.
3. Contingut del paquet
Si us plau, verifiqueu que tots els elements que s'enumeren a continuació estiguin inclosos al vostre paquet:
- RC Plane (Su-27 model)
- Control remot
- 2 x 3.7V 250mAh Lithium Polymer Aircraft Batteries
- Cable de càrrega USB
- Spare Propellers (AB fan)
- Propeller Removal Tool (Fan key)
- Landing Gear (Undercarriage)
- Manual d'usuari (Aquest document)

Imatge: Contingut de l'embalatge del producte.
4. Configuració
4.1. Muntatge
The Su-27 RC Plane is designed for quick and easy assembly. Simply install the landing gear, aircraft battery, and tail section. No complex tools are required.
4.2. Instal·lació de la bateria
Locate the battery compartment on the underside of the aircraft. Carefully insert one of the provided 3.7V 250mAh Lithium Polymer batteries, ensuring the polarity is correct. Close the battery compartment securely.
4.3. Carregant la bateria
Connect the USB charging cable to the aircraft battery and then to a standard USB power source (e.g., computer USB port, USB wall adapter). The charging indicator light will show the charging status. A full charge typically takes about 50 minutes. Do not exceed 2 hours of charging time.
5. Instruccions de funcionament
5.1. Funcions de control remot
The 2.4GHz remote control allows for precise manipulation of the aircraft. The remote controls the plane in four primary directions: up, down, left, and right. Familiarize yourself with the joystick and button layout before flight.

Image: Remote control operation and flight range.
5.2. Takeoff Methods
The Su-27 RC Plane supports two takeoff methods:
- Ground Takeoff: Place the aircraft on a flat, smooth surface with sufficient runway length (recommended at least 10 meters). Gradually increase throttle and allow the plane to gain speed for takeoff.
- Llançament de mà: Hold the aircraft at average shoulder height, with the nose slightly upward. Gently throw the plane forward while simultaneously applying full throttle.

Image: Two methods for launching the RC plane.
5.3. Flying Tips for Beginners
The Su-27 features a built-in automatic flight stabilization system and smart gyroscope, making it easy for beginners to control. For your first flight:
- Start with the throttle at approximately 30%-40%.
- Adjust the throttle lightly and gradually. Avoid immediately setting the throttle to maximum to prevent uncontrolled flight.
- The aircraft has a control range of approximately 150 meters.
- The integrated LED light bar allows for flying even at night, enhancing visibility and enjoyment.

Image: Smart Gyroscope for stable flight.

Image: Colorful LED lights for night flying.
6. Manteniment
The Su-27 RC Plane is constructed from durable EPP foam, designed to be crash-resistant. However, proper maintenance will extend its lifespan:
- Neteja: Wipe the aircraft clean with a soft, dry cloth after each use. Avoid using harsh chemicals.
- Inspecció de l'hèlix: Regularly check the propellers for any damage or cracks. Replace damaged propellers immediately using the provided spare propellers and tool.
- Emmagatzematge: Guardeu l'avió en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
- Cura de la bateria: Always disconnect the battery from the aircraft when not in use. Store batteries in a safe, cool place.

Image: Durable construction features of the RC plane.
7. Solució De Problemes
If you encounter issues with your Su-27 RC Plane, please refer to the following common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| Plane does not respond to remote control | Low battery in plane or remote; Not paired correctly; Out of range | Charge plane battery; Replace remote batteries; Re-pair remote and plane; Ensure plane is within 150m range. |
| Plane flies erratically or crashes easily | Strong wind conditions; Damaged propeller; Incorrect throttle application | Fly in calm conditions (below level 4 wind); Inspect and replace propellers if damaged; Apply throttle gradually, especially for first flights. |
| Temps de vol curt | Battery not fully charged; Old battery; Over-aggressive flying | Ensure battery is fully charged (approx. 50 mins); Consider replacing battery if old; Practice smoother flight maneuvers. |
8. Especificacions
- Model: Su-27
- Marca: Món de sostres
- Dimensions del producte: 13 x 10 x 4 polzades
- Pes de l'article: 14.9 unces
- Sistema de control: 2.4 GHz, 2 canals
- Bateria: 2 x 3.7V 250mAh Lithium Polymer (included)
- Temps de vol: Aproximadament 15 minuts per càrrega
- Temps de càrrega: Uns 50 minuts
- Interval de control: Aproximadament 150 metres
- Material: EPP Foam
- Característiques: Automatic Balance Gyro, LED Night Lights, Crash-resistant design
- Edat recomanada pel fabricant: 14 anys i més

Imatge: Dimensions del producte.
9. Garantia i Suport
RoofWorld is committed to providing a better product experience. For technical support or any inquiries regarding your Su-27 RC Plane, please refer to the contact information provided with your purchase or visit the official RoofWorld store page on Amazon. We recommend keeping your purchase receipt for any warranty claims.





