Varstrom 125EVH, 125XVH, 125XVH.500.DC, US JJ 125RX-750 DZ

Varstrom Ebike Conversion Kit User Manual

Models: 125EVH Series, 125XVH Series (48V 500W/750W Rear Hub Motor)

1. Johdanto

This manual provides comprehensive instructions for the installation, operation, and maintenance of your Varstrom Ebike Conversion Kit. This kit is designed to transform a standard bicycle into an electric bicycle, offering enhanced power and versatility. Please read this manual thoroughly before installation and use to ensure proper function and safety.

The Varstrom Ebike Conversion Kit is available in two primary versions:

  • Standard Version (125EVH Series): Engineered for reliable, everyday performance, suitable for urban commuting, leisure rides, and general errands.
  • Performance Version (125XVH Series): Designed for higher speeds, increased torque, and extended range, ideal for demanding applications such as food delivery, cargo transport, and challenging terrains.
Comparison of Varstrom Standard 125EVH and Performance 125XVH Hub Motors

Image: Comparison of Varstrom Standard 125EVH and Performance 125XVH Hub Motors. The image shows two hub motors, one labeled 'Standard Version 95EVH / 125EVH' and the other 'Performance Version 125XVH', highlighting their design differences and intended applications.

2. Turvallisuusohjeet

Adherence to safety guidelines is crucial for preventing injury and damage. Always wear a helmet and appropriate safety gear when riding an ebike. Ensure all components are securely fastened before each ride.

  • Sähköturvallisuus: Do not expose electrical components to excessive moisture. Ensure all connections are dry and secure. Avoid tampering with the motor or controller.
  • Jarrutus: Electric bikes can reach higher speeds. Always test your brakes before riding and maintain them regularly.
  • Liikennelaki: Obey all local traffic laws and regulations pertaining to electric bicycles.
  • Akun käsittely: If using an optional battery, follow the battery manufacturer's safety instructions for charging, storage, and handling.

3. Pakkauksen sisältö

Verify that all components listed below are present in your package. If any items are missing or damaged, contact customer support immediately.

  • Pre-laced Rear Wheel with Hub Motor
  • Älykäs ohjain
  • LCD Display (Optional: VD03, VD04, or EKD01)
  • Brake Levers (or Brake Sensors)
  • Peukalon kaasutin
  • PAS Sensor (Pedal Assist Sensor)
  • All necessary Wiring Cables
  • Ajovalo
  • Käyttöopas

Note: Battery is sold separately and is not included in the standard kit.

Varstrom Ebike Conversion Kit Component Diagram

Image: Varstrom Ebike Conversion Kit Component Diagram. This diagram illustrates the various components of the ebike conversion kit and their typical connections, including the hub motor, controller, display, brake levers, throttle, PAS sensor, and optional battery.

4. Asennus ja asennus

Installation requires basic mechanical skills. If you are unsure about any step, consult a professional bicycle mechanic.

4.1 Wheel Compatibility

The kit is compatible with various wheel sizes and brake systems:

  • Wheel Sizes: 20", 26", 27.5", and 700C (28"/29")
  • Rear Dropout Width: 135-145 mm
  • Brake Systems: Supports both Disc and V-Brakes
  • Kasettien yhteensopivuus: Compatible with cassette flywheels (not for screw-on freewheels), supporting up to 10-speed gear systems.
How to Choose Suitable Wheel Size for Ebike Conversion Kit

Image: How to Choose Suitable Wheel Size for Ebike Conversion Kit. This image provides a guide on how to determine the correct wheel size for your bicycle, showing different rim sizes and compatible tire widths.

4.2 Komponenttien asennusview

  1. Install Rear Wheel: Replace your bicycle's rear wheel with the pre-laced hub motor wheel. Ensure the dropout width is within the specified range (135-145mm).
  2. Asennusohjain: Secure the intelligent controller in a suitable location on your bike frame, typically near the seat post or in a dedicated controller box.
  3. Asenna näyttö: Mount the chosen display (VD03, VD04, or EKD01) on your handlebars.
  4. Attach Brake Levers/Sensors: Replace your existing brake levers with the provided ones, or install brake sensors if your kit includes them.
  5. Asenna peukalokaasu: Asenna peukalokaasu ohjaustankoon.
  6. Asenna PAS-anturi: Attach the Pedal Assist Sensor to your bottom bracket. Note: If using a hollow crankset, a right-side PAS sensor may be required.
  7. Kytke johdotus: Carefully connect all wiring cables according to the provided diagram, ensuring secure and waterproof connections.
  8. Asenna ajovalo: Mount and connect the headlight.
  9. Akun kytkeminen (valinnainen): If using an optional battery, connect it to the controller. Ensure the battery system is compatible (48V/52V).

5. Käyttöohjeet

Once installed, familiarize yourself with the operation of your ebike kit.

5.1 Näyttöasetukset

Your kit includes an optional display for controlling and monitoring your ebike. Three display choices are available:

  • VD03-näyttö: A compact 1.5" LED screen, ideal for limited handlebar space or budget-conscious users. Covers essential functions.
  • VD04-näyttö: A larger 3.5" IPS screen offering enhanced visuals and data clarity.
  • EKD01-näyttö: A wide 2.4" horizontal display, also providing enhanced visuals and data.

All three displays connect to the BIKEGO+ app and include a one-key speed limit adjustment function. The VD04 and EKD01 models also feature navigation functionality.

Varstrom Ebike Display Options: VD03, VD04, EKD01

Image: Varstrom Ebike Display Options: VD03, VD04, EKD01. This image showcases the three available display units, detailing their screen sizes, features like IP67 waterproof rating, PAS levels, and app connectivity.

5.2 Peruskäyttö

  1. Virta päälle/pois: Press and hold the power button on your display to turn the system on or off.
  2. Poljinavustinjärjestelmä (PAS): The PAS sensor detects your pedaling motion and provides motor assistance. Adjust the assist level using the display controls.
  3. Throttle: Use the thumb throttle for on-demand power without pedaling. Apply gently to avoid sudden acceleration.
  4. Nopeusrajoitus: The display allows for one-key speed limit adjustment, typically to comply with local regulations (e.g., 25 km/h street-legal mode).

6. Huolto

Säännöllinen huolto varmistaa sähköpyörämuunnossarjan pitkän käyttöiän ja optimaalisen suorituskyvyn.

  • Puhdistus: Clean the motor, controller, and display with a damp cloth. Avoid high-pressure washing directly on electrical components. The kit has an IPX5 waterproof rating, meaning it is protected against low-pressure water jets from any direction, but it is not submersible.
  • Liitännät: Tarkista säännöllisesti kaikkien sähköliitäntöjen tiiviys ja korroosio.
  • Motor Gears: The motor features durable nylon helical gears with oblique teeth, designed for reduced wear and extended lifespan. No specific user maintenance is typically required for internal motor gears.
  • Yleinen polkupyörän huolto: Continue to perform regular maintenance on your bicycle's mechanical components, including brakes, chain, tires, and frame.

7. Vianmääritys

If you encounter issues, refer to the following common troubleshooting steps. For persistent problems, contact Varstrom customer support.

OngelmaMahdollinen syyRatkaisu
Moottori ei avustaLow battery, loose connection, PAS sensor issue, display error codeCheck battery charge, inspect all wiring, ensure PAS sensor is correctly installed and aligned, check display for error messages.
Näyttö ei käynnistyNo power from battery, loose display cable, damaged displayVerify battery connection and charge, check display cable connection, contact support if display is unresponsive.
Throttle not workingLoose throttle connection, damaged throttle, display settingsCheck throttle wiring, ensure throttle is enabled in display settings.
Epätavallinen ääni moottoristaLoose spokes, foreign object, internal motor issueInspect wheel for loose spokes or obstructions. If noise persists, contact support.

8. Tekniset tiedot

Key technical specifications for the Varstrom Ebike Conversion Kit:

OminaisuusErittely
Moottorin tyyppiGeared Brushless Rear Hub Motor
Rated Power (500W version)500W (Max Power: 864W)
Max Torque (500W version)65 N·m
Max Speed (500W version)45-50 KM/H
Rated Power (750W version)750W (Max Power: 1056W)
Max Torque (750W version)80 N·m
Max Speed (750W version)55-60 KM/H
Tehokkuus>80 %
Melutaso<60dB
Vesitiivis luokitusIPX5
Yhteensopivat pyöräkoot20", 26", 27.5", 700C (28"/29")
Rear Dropout Width135-145 mm
Jarrujen yhteensopivuusDisc and V-Brakes
Kasettien yhteensopivuusCassette flywheels (up to 10-speed)
AkkuyhteensopivuusStandard 48V/52V systems (battery sold separately)
Controller DC Rated Voltage48V
Controller Limit Current (500W)18±1A
Controller Limit Current (750W)22±1A
Controller Rated Current (500W)9±1A
Controller Rated Current (750W)11±1A
Controller Under-Voltage Suojaus39±1V
Controller Over-Voltage Suojaus62.4V
Varstrom 125XVH Rear Hub Motor Performance Version Specifications

Image: Varstrom 125XVH Rear Hub Motor Performance Version Specifications. This graphic details the key performance metrics for the 500W and 750W motor options, including rated power, peak power, max speed, max torque, and rear dropout size.

8.1 Battery Parameters (Optional)

While batteries are sold separately, here are typical parameters for compatible Varstrom battery options:

Varstrom Ebike Battery Parameters

Image: Varstrom Ebike Battery Parameters. This image displays a table comparing various Varstrom battery options, including their type, watt-hour, battery cell details, BMS, charge voltage, size, weight, and protection functions.

9. Takuu ja tuki

Your Varstrom Ebike Conversion Kit is covered by a limited warranty.

  • Palautuskäytäntö: 30 days return period.
  • Korjaus/vaihto: 365 days repair or replacement warranty.

For technical assistance, warranty claims, or to purchase additional components, please contact Varstrom customer support. You can also visit the official Varstrom store for more information: Varstrom Store on Amazon.

Valmistaja: Shenzhen Yihang Cross-border E-commerce Co., Ltd