1. Introducere
Thank you for choosing the Fafrees F20 X-MAX Electric Bicycle. This manual provides essential information for the safe operation, maintenance, and troubleshooting of your e-bike. Please read this manual thoroughly before your first ride to ensure proper use and to maximize your riding experience.
The Fafrees F20 X-MAX is a versatile folding electric fatbike designed for various terrains, offering a powerful motor, long-range battery, and a comfortable triple suspension system.
2. Informații de siguranță
Siguranța dumneavoastră este primordială. Respectați întotdeauna următoarele instrucțiuni de siguranță:
- Purtați întotdeauna o cască și echipament de protecție adecvat atunci când mergeți cu bicicleta.
- Familiarizați-vă cu legile și reglementările locale de trafic privind bicicletele electrice.
- Efectuați o inspecție înainte de fiecare utilizare, verificând frânele, anvelopele, bateria și luminile.
- Nu conduceți sub influența alcoolului sau a drogurilor.
- Ajustați-vă viteza în funcție de condițiile de drum, de vreme și de abilitățile dumneavoastră de condus.
- Ensure all folding mechanisms are securely locked before riding.
- Keep hands and feet away from moving parts, especially the chain and wheels.
- Nu depășiți capacitatea maximă de încărcare de 150 kg.
3. Componente pesteview
Understand the main parts of your Fafrees F20 X-MAX electric bicycle.

Figura 3.1: Pesteview of the Fafrees F20 X-MAX Electric Bicycle, showcasing its fat tires, folding frame, and integrated battery.
- Cadru: High-strength steel folding frame.
- Motor: Rear hub brushless motor with 65 Nm torque.
- Baterie: Removable 48V 30Ah (1440 Wh) Samsung cell lithium-ion battery.
- Afişa: High-resolution color LCD display with USB charging port.
- Frane: Hydraulic disc brakes (160mm pads).
- Suspensie: Triple suspension system (front fork, rear shock, seat post shock).
- cauciucuri: 20 x 4.0 inch pneumatic fat tires.
- Unelte: Shimano 7-speed derailleur.
- Lumini: LED headlight with horn, rear light with brake light and turn signal.
- Rack-uri: Practical front carrier and stable rear luggage rack.
4. Configurare și asamblare
Your Fafrees F20 X-MAX comes partially assembled. Follow these steps for final setup:
- Despachetarea: Carefully remove the e-bike and all accessories from the packaging. Check the contents against the packing list. The package includes the F20 X-Max e-Bike, charger, tool kit, user manual, and a gift box with inner tube, valve caps, spokes, wheel reflectors, battery fuses, brake pads, and a keychain.
- Desfacerea cadrului:Locate the main frame hinge. Release the safety latch and unfold the frame until it clicks into place. Secure the locking mechanism firmly.

Figura 4.1: The triple folding design of the Fafrees F20 X-MAX, showing the frame, handlebar, and pedal folding points for compact storage and transport.
- Ansamblu ghidon: Insert the handlebar stem into the fork tube and tighten the quick-release lever or bolts. Adjust the handlebar height (116-132 cm) for comfortable riding. Ensure the handlebar is aligned with the front wheel.
- Instalarea pedalei: Identify the left (L) and right (R) pedals. Thread the pedals into the crank arms. Note that the left pedal has a reverse thread. Tighten them securely with a wrench.
- Reglarea tijei de șa: Insert the seat post into the frame. Adjust the seat height (86-106 cm) to allow for a slight bend in your knee when your foot is at the bottom of the pedal stroke. Secure the quick-release lever. The seat post also features integrated shock absorption for added comfort.
- Instalare baterie: Ensure the battery is fully charged before first use. Insert the battery into its compartment and lock it securely. The battery is removable for convenient charging.
- Umflarea anvelopelor: Umflați anvelopele la presiunea recomandată, de obicei indicată pe flancul anvelopei.
5. Instrucțiuni de utilizare
Learn how to operate your Fafrees F20 X-MAX electric bicycle.
5.1. Încărcare baterie

Figura 5.1: The 48V 30Ah Samsung battery, highlighting its removable design and 3A fast charging capability. The image shows the internal cell structure.
- Connect the charger to the charging port on the battery or directly to the battery if removed from the bike.
- Conectați încărcătorul la o priză standard.
- The charging indicator on the charger will show the charging status. A full charge takes approximately 9 hours.
- Deconectați încărcătorul odată ce încărcarea este completă.
5.2. Afișaj LCD și comenzi

Figura 5.2: The high-resolution color LCD display, showing various riding metrics and featuring a built-in USB charging port for mobile devices.
The LCD display provides real-time information and allows control over the e-bike's functions:
- Pornire/Oprire: Press and hold the power button on the display to turn the bike on or off.
- Speed Levels (PAS): Use the '+' and '-' buttons to cycle through the 0-3 levels of pedal-assist. Level 0 is no assist, Level 3 is maximum assist.
- Afișare informații: The screen shows speed, battery level, mileage, and current gear.
- Cruise Control: The display features a cruise control function for maintaining a consistent speed.
- 6 km/h Walk Mode: Activate this mode for easy maneuvering when walking alongside the bike.
- Port de încărcare USB: A built-in USB port allows you to charge your mobile devices while riding.
5.3. Moduri de călătorie
The F20 X-MAX offers three riding modes:
- Human Mode (Pedal Only): Mergeți cu bicicleta ca pe o bicicletă tradițională, fără asistență electrică.
- Mod de asistență la pedalare (PAS): The motor provides assistance as you pedal. Choose from 3 levels of assistance. This mode offers a range of 180-200 km.
- Mod pur electric: Use the throttle to propel the bike without pedaling. This mode offers a range of 120-140 km.
6. Întreținere
Întreținerea regulată asigură longevitatea și funcționarea în siguranță a bicicletei electrice.
- curatenie: Curățați bicicleta în mod regulat cu reclameamp Evitați spălarea directă cu presiune pe componentele electrice.
- Lubrifiere: Lubricate the chain and other moving parts periodically.
- Frane: Check brake pads for wear and replace as needed. Ensure brake levers are firm and responsive. Hydraulic disc brakes provide excellent stopping power.
- cauciucuri: Check tire pressure before each ride. Inspect tires for cuts or punctures.
- Îngrijirea bateriei: Depozitați bateria într-un loc răcoros și uscat. Dacă o depozitați pentru perioade lungi de timp, încărcați-o la 50-70% la fiecare 2-3 luni.
- Elemente de fixare: Periodically check all bolts and nuts for tightness, especially on the folding mechanisms, wheels, and handlebars.
- Suspensie: Inspect the front fork, rear shock, and seat post shock for proper function and cleanliness.
7. Depanare
This section addresses common issues you might encounter with your Fafrees F20 X-MAX.
| Problemă | Cauza posibila | Soluţie |
|---|---|---|
| Bicicleta nu pornește. | Bateria nu este încărcată, bateria nu este fixată corect, cablul de alimentare slăbit. | Charge the battery. Ensure battery is fully inserted and locked. Check all cable connections. |
| Motorul nu oferă asistență. | PAS level is 0, brake levers engaged, motor cable loose. | Increase PAS level. Release brake levers. Check motor cable connection. |
| Frânele se simt slabe. | Plăcuțe de frână uzate, aer în sistemul hidraulic, etriere nealiniate. | Inspect and replace brake pads. Consult a professional for hydraulic system bleeding or caliper adjustment. |
| Zgomote neobișnuite de la transmisie. | Lanț uscat, schimbător de viteze nealiniat, componente slăbite. | Lubricate the chain. Adjust derailleur. Check for loose bolts. |
| Short battery range. | Under-inflated tires, frequent use of pure electric mode, riding uphill often, cold weather. | Ensure tires are properly inflated. Use pedal-assist more often. Battery performance can be reduced in cold temperatures. |
If you encounter issues not listed here or require further assistance, please contact Fafrees customer support.
8. Specificații
Detailed technical specifications for the Fafrees F20 X-MAX Electric Bicycle.
| Caracteristică | Caietul de sarcini |
|---|---|
| Tip baterie | Samsung 21700 Lithium-ion Cell |
| Capacitatea bateriei | 48V / 30Ah / 1440 Wh |
| Timp de încărcare | Approx. 9 hours (with 3A fast charger) |
| Interval maxim (mod PAS) | 180 - 200 km (112 - 124 miles) |
| Max Range (Pure Electric Mode) | 120 - 140 km (75 - 87 miles) |
| Locația motorului | Unitatea butuc din spate |
| Max Torque | 65 Nm |
| Capacitate maximă de alpinism | 25° |
| Deplasare furcă față | 50 mm |
| Rear Shock Travel | 15 mm |
| Tip de afișare | Ecran LCD color |
| Niveluri PAS | 0-3 |
| Deraior | Shimano cu 7 trepte |
| Tip frana | Frâne cu disc hidraulice |
| Piese pliabile | Handlebar, Frame, Pedals |
| Far | LED Headlight with Horn |
| Stop | Rear Light with Brake Light and Turn Signal |
| Moduri de călătorie | Human / Pedal-Assist / Pure Electric |
| Temperatura de operare | -10℃ până la 40℃ (14°F până la 104°F) |
| Evaluare rezistentă la apă | IPX4 |
| Dimensiuni desfăcute (L x l x Î) | 186 x 126 x 63 cm (73.2 x 49.6 x 24.8 țoli) |
| Dimensiuni pliate (L x l x H) | 105 x 45 x 76 cm (41.3 x 17.7 x 29.9 țoli) |
| Înălțime reglabilă a ghidonului | 116 - 132 cm (45.7 - 52 inci) |
| Înălțimea reglabilă a scaunului | 86 - 106 cm (33.9 - 41.7 inci) |
| Dimensiunea anvelopei | 20 x 4.0 inci |
| Pedal to Ground Clearance | 10 cm (3.9 inchi) |
| Înălțimea recomandată a călărețului | 165 - 210 cm (5'5" - 6'11") |
| Greutate netă | 49 kg (108 lbs) |
| Greutatea bateriei | 7.5 kg (16.5 lbs) |
| Capacitate de încărcare | 150 kg (330 lbs) |
| Material cadru | High-Strength Steel |
| Tip anvelopă | Anvelope pneumatice |
9. Garanție și asistență
Fafrees provides a warranty for the F20 X-MAX Electric Bicycle against manufacturing defects. Please refer to the warranty card included in your package for specific terms and conditions, including warranty period and coverage details.
For technical support, spare parts, or warranty claims, please contact Fafrees customer service through their official website or the contact information provided in your product documentation. When contacting support, please have your model number (F20 X-MAX) and purchase date ready.
Componente incluse:
- 1 x Fafrees F20 X-Max e-Bike
- 1 x încărcător
- 1 x trusă de scule
- 1 x Manual de utilizare
- 1 x Gift Box (including 1 x inner tube, 2 x valve caps, 4 x spokes, 2 x wheel reflectors, 2 x battery fuses, 2 x brake pads, 1 x keychain)





