Fiido C11 Manual

Product introduction

Product overview

Aiming to bring the most artistic and innovative e-bikes at affordable prices, Fiido, following the success of the Fiido E-gravel series, introduced the Fiido C11. This model is equipped with the most significant innovations for a city e-bike. It features a sleek frame design in colors chosen by the Fiido team, a removable battery on the tube, and a full-color display, ensuring a stylish and enjoyable ride.

Rider safety is our top priority. The C11 comes with hydraulic brakes to provide ample stopping power. The anti-puncture tires and shock-absorbing front fork, a 500W motor with robust performance, and a comfortable Velo saddle give riders increased confidence to handle various road conditions.

To enhance the riding experience, the C11 continues the tradition of phone and Fiido watch connectivity for bike and proximity start features from the E-gravel series.
The Fiido C11 represents an excellent value and is a smart choice for those seeking to evolve their mode of transportation within a budget.

Packing list

*Please carefully check whether all items are complete and intact. If there is any problem such as missing or damaged, please contact the official after-sales team asap.

Product Diagrams

*Non professionals are forbidden to assistance and assemble the battery. Please contact after-sales team for assistance.

Function DESC

Handlebar

Battery

How to use

Installation guide

Most parts of the bike had been installed from the factory. But please install the handlebar.baskets, headlight, front wheel, fenders, pedals and adjust the saddle before riding. lnstall the handlebar

lnstall the handlebar

1. Use the Allen key to remove the counter-locking screws from the stem.
   
2. Remove the handlebars and adjust the position to make the brake levers align with the direction of the front wheels.
   
3. Insert the handlebar into the stem holes and align with the risers.
   
4. Lock the counter-locking screws and use an Allen screw tool to lock it safely.
5. Adjust the angle of the handlebar upturn, the default angle is 0°; you can adjust it to fit your riding habit;
   (Check if the direction of the handlebar and the front wheel can be aligned, if not, you can loosen the 2 screws on the side of the handlebar to adjust.)
   
6. Install the handlebar wire: Follow the color of cable connector, and align the connector arrow direction to access the handlebar.

The screws should be tightened to keep safe.

Install the front wheel

1. Unscrew the nut and spring of the front wheel quick release.
   
2. Lift the front part of the bike, align the front wheel and insert the front fork sleeve ring.
   
3. Put the front axle through the front wheel, and load the spring, screw the nut, lock the front wheel quick disassembly.
   

Install Fenders&Headlights

1. Pass the front fender through the rear of the front fork, and put the headlight into the front of the front fork and pass the screws (the direction of the headlight is as shown in Fig. ).
   
2. Use the open-end wrench and Allen tool to lock the screws and nuts.
   
3. Place the fender stand clips towards the front tire and lock the stands to the front fork.
   
4. Fit the Fender stands into the fender by clipping.
5. Adjust the angle of the fender stand position to keep the fender at a certain distance from the tire, then use the self-tapping screws to lock the stands.
   
6. Adjust the headlight angle and lock with screws.
   
7. Place the headlight cable through the center of the fork to the back of the fork.
   
8. Connect the sockets in same colours to finish installation.

Install pedals

Use the open spanner of the tools bag, screw the pedal shaft into the threaded hole and tighten it in the direction of the arrow.

While installing the pendal, pay attention to the left / right pendal corresponding to the left / right crank, the pendal screw and the inside of the crank are respectively marked L(left) / R(right). Please install the pendal correctly to prevent it from sliding out of the crank.

First time using

Before riding, please follow the installation guide to install components properly, check whether the firmware is loose, ensure sufficient power, and take appropriate protection for riding.

1. Adjust the seat
   Please adjust the seat to the appropriate riding height according to your height.
   (the recommended height is when the saddle is level with the user's pelvis when standing naturally. The height of the adjustment can NOT exceed the safety line.)
   
2. Turn on the power and adjust the suspension fork
   
   1. long press the " " button of the display to turn on the bike power.
   2. Adjust the front shock absorption according to riding requirements: rotate the left button of the front fork to the direction of "+" to harden the front fork (faster rebound speed). Rotate to the direction of "-" to soften the front fork(slower rebound speed).
3. Adjust the power assisted gear
   Switch and choose the riding mode according to the cycling road conditions and personal needs.
   
   1. Electric mode: Equipped with pure electric mode, gently press down the electric mode button to switch to the pure electric mode, the stonger the press, the faster the speed.
   2. Power assisted mode: Equipped with 5 power assisted gears, click the power assisted gear button to switch the gear. The 1st gear is suitable for relatively flat road conditions, the more/higher the road slope, the larger gear can be adjusted accordingly.

Attention: When the bike is on PAS 5 status, click the power assisted gear button again and the bike will be on PAS 0 status, by then the gear display wont't be lighted and the The motor will be tuen off. But other components can work as well. The bike will be on pedalling mode.

4. Start riding
   Please take corresponding protection before starting riding.
   
5. Braking introduction
   The left side is front brake, the right side is rear brake. While riding, it's recommended to use the rear brake first, then the front brake to slow down the speed to stop, in order to avoid falling accident caused by balance problems from urgent front wheel brake.
   

Charging instructions

The battery comes with a small amount of electricity, before the first time use, please make sure to charge it to full power before riding.

1. Charging connection: Connect the charging interface of the charger to the charging port, then connect the power plug of the charger to the power socket.
   
2. Fully charged: When the indicator light of the charger is red, means it's normal charging. When the light is green, means it's fully charged.
3. Charging hour: Charging hour is around 5-7 hours, The duration depends on the situation.
4. Disconnect charging: When the indicator light turns green, means it's fully charged. Unplug the power plug first, then remove the charging interface from the battery. Close the battery dust cover.
5. Charging mode: The bike supports two charging modes: vehicle charging and disassembly battery charging. Please see "Battery Installation & Removal" for how to remove the battery.

Charger has high voltage device, DO NOT repair without permission. In order to avoid danger, battery and charger should be placed away from children. There should be no inflammable and explosive objects around the batteries (such as car seat cushions, sofas, etc.). Keep the battery in a ventilated and dry place, and make sure NOT to charge in open-air place, to avoid electrical short circuit, fire and other accidents caused by rain and other factors, and to prevent liquid and metal particles into the electrical parts.

Charging can be allowed on public charging equipment, but the matching between the bettery and the charging equipment should be fully considered.

If there's any odor or high temperature during charging, please stop charging immediately and contact after-sales team for assist.

Battery Installation & Removal

1. Remove the battery: Turn the key clockwise to the "unlock" state, the upper end of the battery will automatically pop out and ready to be removed.
   
2. Install the battery: put the lower part of the battery into the slot, then press it down. The battery will be locked in the frame.
   

Regular Maintenance

Using precautions

1. Users should pay attention to the safety of bicycle use
   1. No parking in building foyers, evacuation stairs, walkways and safety exits.
   2. No charging in residential buildings. Charging should be far away from combustible, and no longer than 7 hours.
   3. Prevent water from entering electrical parts. When cleaning the bike, avoid water impact on charging port, wiring harness connectors, fuse and other electrical parts.
   4. When adjusting the height of the saddle, the safety line mark of the seatpost should not be exposed.
   5. Users and dealers must not wiring and modifying structure and performance without permission. Such as: change the battery configuration, the circuit, increase the lamp power, increase the sound and other modification.
   6. Do not touch the live part of the bike with wet hands or metal conductors. Such as: charging port, charger plug etc.
   7. When replacing circuit breakers or fuses, use circuit breakers or fuses of the specified models and specifications. Do not short-fuse wires. The circuit breaker or fuse card slot should be in good contact, or may cause the accidents.
   8. Please do not disassemble electrical parts without authorization to prevent liquid and metal particles from infiltrating into electrical parts.
   9. Do not ride on bad weathers, or place the bike in a long-term exposure to the sun/rain to avoid parts aging.
   10. If scrub the bike is needed, please wipe the body with a neutral lotion mixed with tap water. Do not remove and wash internal parts to avoid short circuit.

Non-professionals are strictly prohibited to repair. In case of failure, please contact the after-sales team or authorized professional maintenance station for maintenance.

2. Riding safety: please follow the national and local traffic laws and regulations, pay attention to riding safety.
   1. User must be over 16 years old. Do not lend to people who can not operate the bike to avoid the harm.
   2. Please ride in Non-Motor Vehicle Lane, with the max speed no more than 25km/h.
   3. Please carry persons or goods in accordance with local laws and regulations while riding.
   4. Please be sure to wear a suitable safety helmet and fasten the helmet wind strap while riding.
   5. The braking distance will be extended in rainy and snowy days, please pay attention to slow down, and try to avoid to ride on bad weathers. Inner short circuit and electrical parts damage may be caused if the water level reaches the center of the hub of the rear wheel motor, please noticed.
   6. Please follow the local traffic rules carefully. No riding after drinking, and make sure to always ride with both hands.
   7. Bright colors, relaxed, and comfortable suit are suggested for riding, and wear low-heeled shoes for riding is necessary.
3. Examination before riding: please repair in time or go to the local maintenance point for repair, if there's any abnormality.
   1. Please confirm the normal power use when using the kickstand and the rear wheel is off the ground.
   2. Turn on the power, check whether the indicator light is normal, and the power supply is sufficient.
   3. Check whether the mechanical bell and front/rear light are in good condition.
   4. Confirm whether the handlebar and seatpost are adjusted to the appropriate position, that fastening screws and quick release are fastened. Be attention that the safety line should not be exposed.
   5. Check the front/rear brake handle, brake adjustment should make the brake reliable and flexible reset.
   6. Check whether the tire pressure is normal, no cracking, abnormal wear, nails, stones, glass and other sharp objects.
   7. Check whether the front/rear wheel screws are locked, the side, rear and pedal reflectors are in good condition.
   8. Check whether the front /rear lighting is normal and ensure that lights can be good used while riding.
   9. Check the fastening state of each axle to ensure the front/rear axles are in a reliable state.
   10. Check whether the frame clamp is locked before riding.

abnormal tire pressure, tire cracking damage and abnormal wear are the main causes of steering failure and tire burst.

4. Attentions on the road
   1. For your safety and the safety of others, please obey the local traffic rules consciously.
   2. Before riding, be sure to wear a safety helmet, take safety precautions and maintain a natural posture.
   3. At the beginning of riding, please slowly accelerated, to avoid the energy waste or accidents.
   4. For a longer service life of the battery and motor, when start riding or climbing, please try to use power assisted mode.
   5. To ensure safety, economic speed should be used as far as possible, and reduce frequent braking, frequent start as far as possible, to save electricity.
   6. Avoid the phenomenon of tightening the speed control handle after braking.
   7. Riding on muddy areas or uneven roads should use pendal mode as far as possible.
   8. Braking distance should be appropriately increased on bad weathers, please be concentrated and careful while riding.
   9. Equipped with overcurrent protection. The circuit may be overcurrent under the condition of higher uphill Angle and higher headwind speed. It's better to use pendal mode, otherwise, power consumption may be too fast to affect the range, motor and electrical appliances burn. The body and electrical parts should not be electriferous, the insulation resistance value shall not be less than 2M ω.
   10. Controller has undervoltage protection, the power will be cut off automatically if the voltage is lower than the undervoltage value, to maintain the service life of the battery.
5. Attentions of pushing and parking
   1. The power should be off when pushing the bike, to avoid the accidents.
   2. Parking should be on the level ground, and maintain the bike as power off status.
   3. For your safety, please maintain and clean your bike regularly to keep it in the best condition.

Product maintenance & repair

1. The bicycle has been checked and adjusted before out of factory, any problems please contact Fiido After Sales Team for support.
2. Normally the spokes of the wheel should be adjusted once after half a month of riding to ensure the best use.
3. Make sure to check the storage capacity of the tire regularly to keep it in normal use.
4. Make sure to check the main parts like handlebar, stem. saddle, seatpost, front/rear and centre axle, flywheel and chain, wheels, to keep it in normal use, nut and screw loose should be tightened in time if it loose.
5. In use, it's recommended to add 3# calcium base lubricating oil (butter) every six months to the parts that need lubrication. (such as front/middle/rear axle bearing, front fork bowl group, foot pedal bearing, etc.) Add 30# oil to the chain, brake cable, support and other parts every two months.
6. If the vulnerable parts are damaged, such as: brake line, brake skin, brake pad, bulb, fuse, etc. Please find the local maintenance center to replace, but be sure to replace with the same model specifications of the parts.

Handlebar core screw fastening torque, combined handlebar joint screw fastening torque, saddle clamp screw fastening torque, front wheel fastening torque recommended torque is not less than 18NM;The recommended torque for fastening the central shaft lock mother and rear wheel is not less than 30NM. Handlebar and saddle tube safety line should not be exposed outside the body.

Motor maintenance & repair

1. Equipped with rare earth permanent magnet DC brushless, external rotor hub motor, without any deceleration mechanism and carbon brush, which is basically maintenance-free.
2. Do not open the motor base and end cover after sealing.
3. Keep the motor clean, no foreign matter, corrosive liquid, gas into the motor, do not knock and bake the motor shell, so as not to damage the motor.

If the issue still exists, please contact Fiido customer care team.

Battery maintenance & repair

1. Lithium battery has the characteristics of large capacity, long life, maintenance-free, light weight, pollution-free etc. Its service life is closely related to using mode. Do not store chronically, please form the habit of frequent charging.
2. It is recommended to charge for 5 - 7 hours each time, and the longest time is not more than 1 day. Lithium battery has no memory effect, can be used with the charge.
3. Make sure to charge for more than two hours every month under chronically store condition. Do not store the battery at a loss of power. Once the battery voltage reaches the discharge state, will cause unrecoverable damage.

Do not dismantle old battery without authorization, it should be collected according to regulations.

Do not near the fire or high temperature source, or throw it into the fire, or expose it to the sun.

Reflex reflector cautions

1. Reflex reflector device must not be missing, if it's missing, please immediately contact after-sales team for replacement, and the installation position should be consistent with the original bike.
2. Fiido reflex reflector has been fixed on the vehicle, please do not change the position, modify, disassemble, etc.
3. Make sure to check the normal function of reflex reflector before each use, and keep the surface clean.
4. The reflector device must not be covered by luggage, children's chairs, clothing and other objects, otherwise it may cause safety hazard.

Troubleshooting methods

Fault code description

Fault code	Fault phenomenon
E1	Communication issues
E2	Throttle issues
E3	Brake lever issues
E4	Motor hall issues
E5	Motor issues
E6	Controller issues
	Overheating protection

General fault

Specifications

* The above data allow for 5% manufacturing tolerances.
* After receiving the bike, there may be some differences between individual accessories and display drawings, which are different due to the different batches, and do not affect the use.

Safety precautions

1. Please follow the precautions in this instruction to effectively reduce risks. When entering public areas, please obey national and local regulations, remain vigilant while riding, and maintain a reasonable safe distance from other people and vehicles.
2. Please operate by the instruction of the user manual, the loss caused by not following the instructionsshall be borne by oneself.
3. This product is not professional off-road bike, do not use this product according to off-road standards.
4. For the first time riding, please keep away from children, pedestrians, pets, vehicles, or other obstaclesand potential hazards. Please be familiar with the bike before riding on public main roads.
5. Before each ride, please carefully check the parts and screws of the bike to make sure it is working well. If there's any unusual noise, please stop riding immediately, and contact after-sales team for help.
6. To avoid injuries, please read and follow all "Caution", "Danger" and "warning" instructions in this usermanual. Please don't speeding, and do not ride in motorized road under any circumstances.
7. For safety consideration, user must be over 16 years old. Users under the following circumstances are strongly not recommended to use this product:
   • People affected by alcohol or drugs.
   • People who are unable to engage in strenuous physical activity due to illness.
   • People who are unable to maintain balance or whose balance is impaired by motor skills.
   • People whose weight exceeds the max load limit (max load is 120KG/265lb).
   • Pregnant woman.
8. Please ride carefully in snow, rain, wet road, ice and other bad weather. Do not ride over toohigh or too large obstacles, otherwise it's very likely to lose balance or grip and cause injuries.
9. Do not attempt to charge while the charger or power supply is wet, please follow the local safetyregulations if you need to charge the bike in public area.
10. For effective protection and as convenient as possible for yourself, please be sure to use Fiido specific parts.
11. If you need to retrofit your bike, Please follow the local laws and regulations, after consultingwith Fiido after-sales team, then proceed with caution. Serious injury and/or damage caused by unauthorized modification will result in the void of warranty.

* All pictures are for reference only.

Please make sure that you understand everything carefully. If you have any questions, please contact support@fiido.com, our customer care team will get in touch with you shortly.

Shenzhen Fiido Technology Ltd
Address: Shenzhen, Guangdong, China.
Website: www.fiido.com
If you have any questions or suggestions about this user manual, please contact us via following mail address
Contact us: support@fiido.com

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Documents / Resources

References

• Best Electric Bike Brand Online Shop - Fiido Company

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