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C4 Manual
Whirlwind – C4 – User Manual – P. 1

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Andrew
June 10, 2025

We’re is the sensor location in this bike as my bike does not show MPH

Steven j cantlon
May 31, 2025

We're can I get a replacement battery for whirlwind c4 ebike

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Steven cantlon
May 22, 2025

How much is a whirlwind c4 battery and how do I get one.

Green
March 8, 2025

I need a replacement charger were can i buy this from

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Summary of Contents for Whirlwind C4

  • Page 1 C4 Manual Whirlwind – C4 – User Manual – P. 1...
  • Page 2: Table Of Contents

    2. Assembly Instructions ........................... 4 3. Display Information ..........................7 4. Battery Removal ............................8 5. How to carry ..............................9 6. Safety Measures ............................. 10 7. General Advice ............................11 8. Battery and Charging ........................... 12 9. Technical Parameters .......................... 13 Whirlwind – C4 – User Manual – P. 2...
  • Page 3: Packing List

    1. Packing List 1 X C4 E-Bike 1 X Saddle and Seat 1 X User Manual 1 X Charger 2 X Mudguards Whirlwind – C4 – User Manual – P. 3...
  • Page 4: Assembly Instructions

    2. Assembly Instructions 2-1. Unfold the bike frame Whirlwind – C4 – User Manual – P. 4...
  • Page 5 Put the handlebar inside the holder as shown, fasten the holder and tighten screw. b. Adjust the handlebar angle and position to finish installation and make sure the handlebar is tightly secure Whirlwind – C4 – User Manual – P. 5...
  • Page 6 Charge the battery before first use by plugging the charging cable into the charging socket of the bike (which can be found on the side of the bike b. Hold ‘M’ Button down to start the bike Whirlwind – C4 – User Manual – P. 6...
  • Page 7: Display Information

    Gear 0: Riding without power support b. Gear 1: Riding with pedal assistance (Speed 12km/h – 7mp/h) c. Gear 2: Middle Speed (18km/h – 11mp/h) d. Gear 3: High Speed (25km/h – 15.5mp/h) Whirlwind – C4 – User Manual – P. 7...
  • Page 8: Battery Removal

    , then lock the battery using the screwdriver, unfold the bike and lock the frame using the Folder lock. Whirlwind – C4 – User Manual – P. 8...
  • Page 9: How To Carry

    Once the bike has been folded, you can easily transport it in a variety of ways. It can be carried as shown, but also be pushed. This makes it ideal for commuting in heavily congested areas. Whirlwind – C4 – User Manual – P. 9...
  • Page 10: Safety Measures

    Ensure the vehicle speed is safe for you and for others and be ready to stop at any time when driving. Never ride on dangerously uneven surfaces such as elevators or stairs. Avoid slippery roads. For example, avoid icy roads or riding in heavy rain. Whirlwind – C4 – User Manual – P. 10...
  • Page 11: General Advice

    Do not ride in dark environments. If necessary, 7-16. Do not ride backwards or do any actions that lower you speed or stroll your bike might endanger yourself and others while riding Whirlwind – C4 – User Manual – P. 11...
  • Page 12: Battery And Charging

    8-14. Do not put the battery in any high places where charger by yourself it may fall to the ground, in case it may cause battery leakage or overheating that could lead to fire Whirlwind – C4 – User Manual – P. 12...
  • Page 13: Technical Parameters

    Battery Capacity 36V / 5.2AH Battery Type Lithium Battery Brand Charge time (hours) Max Loading (kg) Size (mm) (W) 1240 x (D) 540 (H) 1030 Working Temperature (°C) -20 ~ 60 Whirlwind – C4 – User Manual – P. 13...
  • Page 14 Whirlwind – C4 – User Manual – P. 14...

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