Table of Contents

Advertisement

Quick Links

1

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the FM 750x and is the answer not in the manual?

Questions and answers

Gene
April 20, 2025

Headlight will not stay on after a few seconds

1 comments:
Mr. Anderson
May 10, 2025

The headlight of the Fission Cycles FM 750x could be turning off after a few seconds due to low or depleted batteries, loose or damaged wiring, or a malfunction in the lighting system. It is recommended to inspect the lighting to ensure it is working properly and has fresh batteries if applicable.

This answer is automatically generated

Eugene Carney
April 20, 2025

Headlight will not stay on after pushing + button for 3 seconds

1 comments:
Mr. Anderson
May 10, 2025

If the headlight on a Fission Cycles FM 750x does not stay on after pressing the + button for 3 seconds, check the auto light feature by holding down the + and – buttons for 3 seconds. If the auto-light feature is on, turn it off to use the headlight in lighted conditions.

This answer is automatically generated

Summary of Contents for Fission Cycles FM 750x

  • Page 2: Table Of Contents

    General Warnings A Note for Parents and Guardians SPECIFICATIONS Specifications for FM 750x Range for FM 750x ASSEMBLY INSTRUCTION FOR FM 750x Assembly Step 1: Unpack the bike. Step 2: Preparing the stem. Step 3: Handlebar Installation. Step 4: Front-wheel installation.
  • Page 3 Balancing The Battery Long-Term Battery Storage Recycling Used Batteries Electrical System Display Quick Start Guide For FM750x Throttle: Shifting For FM 750x: How to use Thumb Throttle: How to use Pedal Assist: Backlight On/Off: Walking Mode: Lights and Reflectors Inspection...
  • Page 4 Standard Limited Warranty Bicycle Lifespan Limited Lifetime Frame Warranty Warranty Terms and Conditions of this Limited Warranty General...
  • Page 5: Using This Manual

    Read it carefully and familiarize yourself with your Fission Cycles™ eBike before using it to ensure safe operation and prevent accidents. Do not operate your eBike until you have read and understood the entirety of this manual since there are important details related to safety in the following sections.
  • Page 6: General Info

    ● Be careful at intersections and when passing other vehicles or cyclists. ● Familiarize yourself with all the features and operations of the bike by Fission Cycles™ Bikes. Practice and become proficient at shifting gears, applying the brakes, using the pedal-assist system, and using the throttle in a controlled setting before riding in riskier conditions.
  • Page 7: Mandatory Equipment And Use Locations

    ● Familiarize yourself with all the features and operations of the bike by Fission Cycles™. Practice and become proficient at shifting gears, applying the brakes, using the pedal-assist system, and using the throttle in a controlled setting before riding in riskier conditions.
  • Page 8: Changing Components Or Attaching Accessories

    The replacement of original components or installation of third-party accessories not explicitly recommended by Fission Cycles™ for your bike model is at your own risk. Using aftermarket accessories or components that have not been tested by Fission Cycles™ for safety and compatibility may void your warranty, create an unsafe riding condition, damage to property or your bike, or result in severe injury or death.
  • Page 9: Safety Information

    Failure to review these notes can lead to severe injury or death. ● All users must read and understand this manual before riding their Fission Cycles™ bike. Additional manuals for components used on the bike may also be provided and should be read before installing or using those components.
  • Page 10: Battery And Service Safety

    ● Any aftermarket changes to your Fission Cycles™ bike not expressly approved by Fission Cycles™ could void the warranty and create an unsafe riding experience.
  • Page 11: Brake Reach

    Fission Cycles™ bikes come equipped with disc brakes. These brakes are different from other general types of brakes associated with bikes. Most bikes typically use rim brakes which operate by squeezing the wheel rim between two brake pads.
  • Page 12: Throttle On Demand

    Throttle on Demand With throttle on-demand, you can throttle the bike from a complete stop. This feature is to help give you that extra push when you need it on a steep hill when arresting at multiple stop signs, etc. However, we strongly recommend pedaling first and throttling second to ensure proper stability and preparedness.
  • Page 13: Tires And Wheels

    Fission Cycles™ Bike. Do not attempt to true wheels or tighten spokes unless you have adequate knowledge, tools, and experience. Ensure the...
  • Page 14: Fork And Frame

    correct amount of air pressure. Always replace tires and inner tubes with punctures, cuts, or damage before you ride. Tires without the correct amount of air pressure can reduce performance, increase tire and component wear, and make riding your bike unsafe. Fork and Frame Check the frame, fork, and components.
  • Page 15: General Warnings

    The FM 750x is designed for use by persons 18 years old and older. Riders must have the physical condition, reaction time, and mental capability to ride safely and manage traffic, road conditions, and sudden situations, as well as respect the laws governing electric bike use where they ride, regardless of age.
  • Page 16: Range For Fm 750X

    Range for FM 750x The range of your Fission Cycles™ bike is the distance the bike will travel on a single full charge of the battery. The range values in this manual are estimates based on the expected usage characteristics of Fission Cycles™...
  • Page 17: Assembly Instruction For Fm 750X

    ASSEMBLY INSTRUCTION FOR FM 750x What’s In The Box: 1 FM 750x ebike 1 Wrench 1 Charger box 1 Owner's manual 1 Charger line 1 Hex key 1 Spare derailleur hanger 1 Left pedal 1 Rack Strap 1 Right peda...
  • Page 18: Assembly

    Assembly The following steps are only a general guide to assist in the assembly of your ebike and are not a complete or comprehensive manual of all aspects of assembly, maintenance, and repair. Consult a certified, reputable bike mechanic to assist with the assembly, repair, and maintenance of your ebike.
  • Page 19 Orientate the handlebars so that the cables are not twisted and adjust the position. Set the handlebars into the mounting bracket and reattach the cap with the four hex bolts. Make any final adjustments and alignments then tighten the hex bolts so that the handlebars are secure.
  • Page 20: Step 4: Front-Wheel Installation

    A critical aspect of assembling your bike is securing the front wheel and checking the tightness of the rear wheel axle nuts. Fission Cycles™ bikes use bolted on, through axle, or quick release front wheel mounting mechanism, and the rear wheel is bolted on.
  • Page 21: Step 5: Front Fender Installation

    Step 5: Front fender installation. A. Use a 4mm hex key to loosen front fork screws. B. Align the front fender to the screw holes, use a 4mm hex key to tighten the front fork screws. Step 6: Put down the kickstand to support the ebike.
  • Page 22: Step 7: Pedal Installation

    Step 7: Pedal installation. Use a wrench to install the pedals. Locate the pedal with a smooth pedal axle exterior and an “R” sticker label. If there is no sticker, the end of the bolt indicates “L” for left or “R” right. The “R”...
  • Page 23: Step 11: Adjusting The Display And Handlebar

    Move the seat backward or forward and tilt to adjust the angle. A seat position that is horizontal to the ground is desirable for most riders. Do not exceed the limit markings on the seat rail, which show the minimum and maximum horizontal movement allowed. While holding the seat in the desired position, use a 5mm hex key to tighten the seat angle adjustment bolt securely to the recommended torque value (8 Nm).
  • Page 24: Battery And Electrical

    BATTERY AND ELECTRICAL Charging Procedure Follow these steps for charging your battery. 1. The battery can be charged both on and off the bike. 2. Open the rubber cover on the charging port. 3. Place the charger in a flat, secure place and plug the charger into the battery's charging port, before plugging into the power out.
  • Page 25: Battery Charging Best Practices

    4. Plug the charger into a power outlet (110/240- volt plug). Charging should initiate and will be indicated by the LED charge status light on the charger. Flashing Red - Battery not charging - Battery is connected and charging Green- Charging cycle is complete. 5.
  • Page 26: Removing The Battery (Fm750X)

    Use caution to avoid damage to battery connector terminals, which are exposed when the battery is unlocked and removed from the frame of the bike. In the case of damage to the terminals or battery mounts, please discontinue use and contact Fission Cycles™ Support immediately.
  • Page 27: Charger Safety Information

    Charge the battery only with the charger originally supplied with the bike from Fission Cycles™, or a charger purchased directly from Fission Cycles™ that is designed for use with your specific bike serial number. Never use an aftermarket charger, which can result in damage, severe injury, or death.
  • Page 28: Long-Term Battery Storage

    Long-Term Battery Storage section in this manual), if experiencing noticeable range decline, when instructed to do so by Fission Cycles™ Support, or up to once per month with frequent use as proactive battery maintenance. Do not perform battery balancing more than once per month.
  • Page 29: Recycling Used Batteries

    Recycling Used Batteries Fission Cycles™ is committed to keeping our environment clean for all who enjoy outdoor activities. When your battery reaches the end of its useful life, dispose of it using an authorized and reputable recycling company.
  • Page 30: Display Quick Start Guide For Fm750X

    Fission Cycles™ Support team for assistance. Display Quick Start Guide For FM750x...
  • Page 31 NOTE: While the bike is in Neutral, neither the pedal assist or the throttle will work. NOTE: The battery will run out of power more quickly when using a higher level of pedal assistance.
  • Page 32: Throttle

    How to use Thumb Throttle: When riding your Fission Cycles™ eBike, the thumb throttle can be used from a complete stop if the bike is not in Neutral. The operator must select the appropriate pedal assist level according to rider skill and terrain.
  • Page 33: Backlight On/Off

    Fission Cycles™ Bike until you have adequate knowledge of its control and operation. Damage caused by failing to follow instructions is not covered under warranty and could result in severe injury or death. Contact Fission Cycles™ if you have any questions about assembly or operation.
  • Page 34: Guideline For Safe Riding

    Guideline for Safe Riding You must ensure that you understand the safe operation of this bike and follow all traffic, bike laws, and regulations in the area in which the bike is being operated. These may include rules regarding helmets, reflectors, and lights. A few important general rules for riding include but are not limited to: ●...
  • Page 35: Avoid Riding Too Fast

    Avoid Riding Too Fast: Higher speeds create higher risks and greater forces in the event of a crash. At higher speeds, it is more likely that wheels will slip, or that a small bump can create a significant impact on your frame or fork.
  • Page 36: Night Riding

    In wet weather, you need to take extra care when operating this bike. ● Decrease riding speed to help you control the bike in slippery conditions. ● Brake earlier since it will take longer to slow down and come to a stop than when operated in dry conditions.
  • Page 37: Maintenance

    ● Do not park, store, or transport your Fission Cycles™ Bike on a vehicle rack not designed for the bike’s size and weight.
  • Page 38 Monthly or Every 100 Miles: ● Clean your bike thoroughly. ● Check each pedal to make sure they ● Lubricate chain rollers with bike are not loose. chain lubricant. ● Make sure there is no rust or kinks in ● Squeeze and inspect brakes for wear the control cables or cable housing.
  • Page 39 Regular inspection and maintenance are key to ensure your Fission Cycles™ Bike functions as intended and to reduce wear and tear on their systems. Recommended service intervals are meant to be used as guidelines.
  • Page 40 break-in period of 50-100 mi (80-160 km) (depending on riding conditions such as total weight, riding characteristics, and terrain). Regular inspections and tune-ups are particularly important for ensuring that your bike remains safe and fun to ride.
  • Page 41: Warranty Information

    WARRANTY INFORMATION Standard Limited Warranty Bicycle Lifespan must be returned to Fission Cycles™ at the Fission Cycles™ eBikes have an expected owner’s expense for determination of defect lifespan depending on the level of care and/ or replacement. If a frame replacement and/or use.
  • Page 42 Terms and Conditions of this Limited Warranty General This limited warranty does not cover Fission Cycles™ will not be held liable for installation, disassembly, adjustments of any damages resulting from a breach of components, normal wear and tear, damage warranty or for sums beyond the purchase caused by improperly installed parts or price of the product.

Table of Contents