HAIBOXING 903A
Návod k obsluze HAIBOXING 1/12 Střídavý RC Auto 903A
Model: 903A
Zavedení
This manual provides essential information for the safe operation, setup, maintenance, and troubleshooting of your HAIBOXING 1/12 Scale Brushless RC Car, model 903A. Please read this manual thoroughly before operating the vehicle to ensure proper function and longevity.
Bezpečnostní informace
This is a hobby-grade product designed for performance. Improper use can lead to damage, loss of control, or safety hazards. Adhere to the following guidelines:
- Dohled dospělých: Users under 14 years old should be closely supervised by an adult during operation.
- Přečtěte si manuál: Před prvním použitím si vždy přečtěte celý návod k obsluze.
- Provozní prostředí: Operate the RC car in open areas, away from people, pets, vehicles, and obstacles. Avoid public roads.
- Vystavení vodě: While the Electronic Speed Control (ESC) is splash-waterproof, avoid submerging the vehicle in water to prevent damage to other electronic components.
- Bezpečnost baterie:
- Use only the provided 7.4V 1600mAh Li-Po batteries. Do not use 3S or higher voltage baterie.
- Charge batteries using the supplied USB charging cables.
- Do not leave batteries idle for long periods; charge them regularly to prevent over-discharging.
- Always supervise battery charging.
- Pohyblivé části: Keep fingers, hair, and loose clothing away from rotating parts like wheels and gears.
- Teplo: The motor and ESC can become hot during operation. Avoid touching them immediately after use.

Image: Safety warning for model-grade product, emphasizing careful use and outlining the 3-month protection plan for replacement parts.
Co je v krabici
Po vybalení zkontrolujte, zda jsou přítomny všechny komponenty:
- HAIBOXING 1/12 Scale Brushless RC Car 903A
- 7.4V 1600mAh Li-Po Battery (x2)
- Nabíjecí kabely USB (x2)
- 2.4GHz Remote Control Transmitter
- Produktový manuál (tento dokument)
- Body klipy
- Optional Wheelie Bar

Image: Contents of the HAIBOXING 903A package, including the RC truck, remote, two Li-Po batteries, and USB chargers.
Nastavení
1. Nabíjení baterie
Before first use, fully charge both 7.4V 1600mAh Li-Po batteries using the provided USB charging cables. Connect the USB cable to a suitable USB power source (e.g., computer USB port, USB wall adapter) and then to the battery. The charging indicator will show the charging status (refer to charger instructions for specific light patterns).

Image: Two 7.4V 1600mAh Li-Po batteries and their corresponding USB charging cables.
2. Installing Batteries in the RC Car
- Remove the body clips and lift the RC car body.
- Najděte přihrádku na baterie.
- Connect a fully charged 7.4V 1600mAh Li-Po battery to the vehicle's ESC connector.
- Securely place the battery in the compartment.
- Reattach the car body with the body clips.

Obrázek: Nahoře view of the RC car chassis, showing the placement of the battery and other electronic components.
3. Vložení baterií do dálkového ovladače
- Otevřete přihrádku na baterie na spodní straně dálkového ovladače.
- Insert the required batteries (typically AA, not specified in JSON, so I'll omit specific type but mention "required batteries") observing polarity.
- Zavřete přihrádku na baterie.

Image: Detailed diagram of the 2.4GHz remote control transmitter, highlighting its various functions and the battery compartment.
4. Párování dálkového ovladače
The remote control and RC car are typically pre-bound from the factory. If re-binding is necessary (e.g., after replacing the transmitter or ESC, or if connection is lost):
- Ensure both the RC car and remote control are powered off.
- Turn on the RC car. The ESC indicator light will flash.
- Zapněte dálkové ovládání.
- The indicator lights on both the car and remote should become solid, indicating a successful bind.
- If binding fails, refer to the troubleshooting section or contact support.
Návod k obsluze
Funkce dálkového ovládání
Seznamte se s rozložením dálkového ovladače:

Image: Detailed diagram of the 2.4GHz remote control transmitter, showing the steering wheel, throttle trigger, trims, and power switch.
- 1. Steering Wheel: Ovládá řízení vlevo a vpravo.
- 2. Throttle Trigger: Zatáhněte pro jízdu vpřed, zatlačte pro jízdu vzad/brzdu.
- 3. Přihrádka na baterie: Holds the remote control batteries.
- 4. Steering Trim (ST.TRIM): Upravuje neutrální polohu řízení.
- 5. Steering Reverse (ST.REV): Reverses steering direction.
- 6. ON/OFF Power Switch: Zapíná/vypíná dálkové ovládání.
- 7. Power Indicator (Low Power): Indicates low battery for the remote.
- 8. Steering D/R (Dual Rate): Nastavuje maximální úhel řízení.
- 9. Speed Tuning (SPEED): Adjusts the maximum speed of the vehicle.
- 10. Throttle Reverse (TH.REV): Reverses throttle direction.
- 11. Power Indicator (Full Power): Indicates sufficient battery power for the remote.
- 12. Bind/Mode: Used for binding (disabled for this car model for general operation).
Řízení RC auta
- Zapnutí: Nejprve zapněte RC auto a poté dálkové ovládání.
- Upravit rychlost: Use the "Speed Tuning" dial (9) on the remote to set a comfortable maximum speed, especially for beginners.
- Vpřed/vzad: Gently pull the throttle trigger (2) to move forward. Push the trigger away from you to brake, then push again for reverse. Avoid rapid forward-to-reverse transitions.
- Řízení: Turn the steering wheel (1) left or right to steer the vehicle. Adjust "Steering Trim" (4) if the car does not drive straight.
- Off-Road Operation: The 903A is designed for off-road use with its 4x4 drivetrain, aluminum oil shocks, and V-tread tires.
- Vypnout: Always turn off the RC car first, then the remote control after use. Disconnect the battery from the RC car.

Image: The HAIBOXING 903A RC car in action, showcasing its brushless motor and high-precision splash-waterproof ESC with aluminum heat sink.
Údržba
Regular maintenance ensures optimal performance and extends the lifespan of your RC car.
- Čištění:
- Po každém použití, zejména ve znečištěném nebo prašném prostředí, vozidlo očistěte.
- K odstranění nečistot a úlomků z podvozku, zavěšení kol a hnacího ústrojí použijte měkký kartáč nebo stlačený vzduch.
- Otřete tělo reklamouamp tkanina.
- Kontrola součástí:
- Regularly check for loose screws, damaged parts, or worn gears.
- Inspect the tires for wear and ensure they are securely mounted.
- Check the oil shocks for leaks or damage.
- Ensure all metal drive shafts and outdrive cups are free from damage.
- Péče o baterie:
- Vždy odpojte baterii od vozidla, pokud ji nepoužíváte.
- Store Li-Po batteries in a cool, dry place, ideally at a storage voltage (around 3.8V per cell).
- Do not fully discharge Li-Po batteries, as this can damage them.
- Mazání: Periodically check and lubricate moving parts as needed, such as universal joints and bearings, with appropriate RC lubricant.

Image: Internal components of the HAIBOXING 903A, showing the robust 4WD drivetrain with metal parts and aluminum oil shocks.
Odstraňování problémů
Refer to the table below for common issues and their solutions. If problems persist, contact customer support.
| Problém | Řešení |
|---|---|
| Stopped working after a few uses |
|
| Steering works but the car won't run |
|
| Not going straight |
|
| Batteries can't take charge |
|
| Not going reverse |
|
| One of the wheels does not turn |
|
| Shuts off itself |
|
| No signal connection, binding failure |
|
| Not steering |
|
| Smaller than expected | It is typically a 1/12th hobby grade RC vehicle with proportional steering and throttle control, fast and well-constructed. It is fun to drive. Make a try and enjoy an authentic drive. |
| Chybějící díly | Although every car has been strictly tested before leaving the factory, inadvertent mistakes or damage during transportation may occur. If it is the case, please contact us for assistance. |
| The car runs itself when switched on |
|

Image: Troubleshooting table, part 1, detailing solutions for common operational issues.

Image: Troubleshooting table, part 2, detailing solutions for mechanical and connectivity issues.
Specifikace
| Funkce | Detail |
|---|---|
| Číslo modelu | 903A |
| Měřítko | 1/12 |
| Typ motoru | 2847 Brushless 3800KV Motor |
| Elektronická regulace rychlosti (ESC) | Splash waterproof 35A brushless ESC with overheating, over-current protection, and automatic low battery voltage přerušení. |
| Servo | Agile 3-wire 25g servo |
| Systém pohonu | 4X4 Off-Road |
| Nejvyšší rychlost | Až 55 km / h |
| Řídicí systém | 2.4 GHz Radio Control System |
| Kontrolní rozsah | Přes 330 stop |
| Baterie (vozidlo) | 7.4V 1600mAh Li-Po (x2 included) |
| Doba běhu | Up to 30 minutes (per battery, total 60 minutes with two batteries) |
| Vlastnosti podvozku | Steel gear pinions, aluminum oil shocks, metal drive shafts, metal wheel shafts, metal outdrive cups, rubber sealed ball bearings. |
| Pneumatiky | High-grip, off-road V-tread tires with sponge inserts. |
| Materiál těla | Thickened PVC with DIY decal sheet. Classic PA materials for plastic parts. |
| Rozměry produktu | 14.9 x 11 x 6.1 palce |
| Hmotnost položky | 4.5 libry |
| Doporučený věk | 8 years and up (with adult supervision for under 14) |

Image: Product dimensions of the HAIBOXING 903A RC car.
Záruka a podpora
HAIBOXING offers a 3-Month Protection Plan for this product. We provide free replacement parts for 3 months from the date of purchase. If you encounter any issues or require technical assistance, please contact us via Amazon Messages. We are committed to providing support and will be happy to assist you.
Spare parts are generally available for purchase to ensure the continued enjoyment of your RC vehicle.
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