1. Introducció
This manual provides essential instructions for the assembly, operation, and maintenance of your Keiser M3i Indoor Cycle Spinning Bike. Please read this manual thoroughly before using the equipment to ensure safe and effective operation.
The Keiser M3i is designed for indoor cycling, featuring a V-shaped frame, a quiet single-belt drive, and Bluetooth connectivity for integration with compatible devices.
2. Muntatge i muntatge
The Keiser M3i requires assembly. It is recommended to have the necessary tools available before beginning. Some users have noted that specialized tools, such as a torque wrench and crow-foot wrenches, may be required for proper assembly.
2.1 Desembalatge
Carefully remove all components from the packaging. The unit is heavy; it is advisable to have assistance during unpacking and moving components.
2.2 Passos de muntatge
- Attach the stabilizers to the main frame. Ensure all bolts are securely tightened.
- Install the pedals. Note that pedals are typically threaded differently for left and right sides.
- Mount the seat post and handlebars. Adjust to a comfortable starting position.
- Connect the console.

Image: The Keiser M3i Indoor Cycle Spinning Bike fully assembled, showcasinel seu disseny i components.

Image: A user demonstrating proper riding posture on the Keiser M3i Indoor Cycle, highlighting the adjustable features.
3. Instruccions de funcionament
3.1 Ajust de la bicicleta
The Keiser M3i features a V-shaped frame designed to accommodate a wide range of rider heights and body types. Proper adjustment is crucial for comfort and effective workouts.
- Alçada del seient: Adjust the seat so that your leg has a slight bend at the knee when the pedal is at its lowest point.
- Seient davant/enrere: Position the seat so that your knee is directly above the pedal spindle when the pedals are horizontal.
- Alçada del manillar: Adjust handlebars to a comfortable height, typically level with or slightly higher than the seat.
3.2 Console Functions
The M3i console provides real-time workout data. It displays RPM, Watts, Kcalories, Distance, Gear, and Cadence. The console is powered by 2 AA batteries (included).

Image: Close-up of the Keiser M3i console display, showing various metrics like RPM, Watts, Gear, and Trip distance.
3.3 Ajust de la resistència
The bike uses magnetic resistance, which is adjusted via a lever. The gear shifter allows for distinct changes in tension with each gear change.
3.4 Connectivitat Bluetooth
The Keiser M3i features a Bluetooth wireless signal for open API, allowing connection to tablets and smartphones. This enables integration with various virtual cycling applications.

Image: The handlebars of the Keiser M3i, featuring a tablet tray for device placement during workouts.
4. Manteniment
Regular maintenance ensures the longevity and optimal performance of your Keiser M3i Indoor Cycle.
- Neteja: Wipe down the bike after each use with a damp drap per eliminar la suor i la pols. Eviteu productes de neteja abrasius.
- Transmissió per corretja: The single-belt drive system is designed to be low-maintenance. Periodically inspect the belt for any signs of wear or damage.
- Elements de fixació: Periodically check all bolts and fasteners to ensure they are tight. Re-tighten as necessary.
- Rear-Wheel Design: The rear-wheel design offers protection from sweat and corrosion, contributing to reduced maintenance needs.
- Pedals: Inspect pedals for wear and ensure they are securely attached.

Imatge: A view of the Keiser M3i's rear-wheel design and stable base, engineered for durability and protection.

Image: Close-up of the Keiser M3i's quiet and reliable single-belt drive system and pedals.
5. Solució De Problemes
- Handlebar Wiggles: If the handlebar adjuster does not lock tightly, ensure it is fully engaged. If issues persist, inspect the locking mechanism for wear or damage.
- Console Not Displaying Data: Check if the 2 AA batteries are correctly installed and have sufficient charge. Replace batteries if necessary. Ensure all connections to the console are secure.
- Sorolls inusuals: A quiet operation is characteristic of the M3i. If unusual noises occur, stop using the bike and inspect for loose components, especially around the pedals, crank arms, and belt drive.
- Problemes de connectivitat Bluetooth: Ensure your device's Bluetooth is enabled and within range. Restart both the bike's console (by removing and reinserting batteries) and your smart device. Consult your device's manual for specific pairing instructions.
6. Especificacions
| Característica | Detall |
|---|---|
| Número de model | M3i |
| Dimensions del producte | 125 x 66 x 114 cm (49.2 x 26 x 44.9 polzades) |
| Pes de l'article | 38.56 kg (85 lliures) |
| Recomanació de pes màxim | 61.69 kg (136 lliures) |
| Sistema d'accionament | Cinturó |
| Mecanisme de resistència | Magnètic |
| Font d'alimentació | Accionat per pedal (no elèctric) |
| Console Batteries | 2 piles AA (incloses) |
| Característiques especials | Adjustable Seat, Speed Monitor (via console), Bluetooth Connectivity |
| Color | Negre mat |
| Material del mànec | Metall |
7. Garantia i Suport
For warranty information and customer support, please refer to the documentation provided with your purchase or contact Keiser directly through their official weblloc web. Conserveu el comprovant de compra per a reclamacions de garantia.





