Rhagymadrodd
Thank you for choosing the Varstrom Electric Bicycle 700C. This manual provides essential information for the safe assembly, operation, maintenance, and troubleshooting of your electric bicycle. Please read this manual thoroughly before using your bicycle and retain it for future reference. This electric bicycle is designed for urban and long-distance travel, offering reliable performance and comfort.
Gosod a Chynulliad Cychwynnol
Your Varstrom Electric Bicycle is delivered approximately 85% pre-assembled. The remaining assembly steps are straightforward and typically involve attaching the front wheel, handlebars, pedals, and seat. Ensure all components are securely fastened before your first ride.
Cydrannau wedi'u Cynnwys:
- Varstrom Electric Bicycle (85% pre-assembled)
- Batri 36V 10Ah
- 3A Gwefrydd
- Golau Blaen
- Fender Cefn
- Cloch
- Rac Cefn Integredig
Camau Cynulliad:
- Dadbacio: Tynnwch y beic a'r holl gydrannau o'r pecynnu yn ofalus.
- Gosod bar llaw: Cysylltwch y bariau llywio â'r coesyn, gan sicrhau eu bod wedi'u canoli ac wedi'u tynhau'n ddiogel.
- Gosod Olwyn Blaen: Install the front wheel, making sure the quick-release skewer or axle nuts are properly tightened. Verify that the brake rotor is correctly seated in the caliper.
- Gosod Pedal: Identify the left (L) and right (R) pedals. Thread the pedals into the crank arms by hand, then tighten them firmly with a wrench. Note that the left pedal has a reverse thread.
- Addasiad Post Sedd a Chyfrwy: Insert the seat post into the frame and adjust the saddle height for comfortable riding. Secure the quick-release lever or bolt.
- Gosod Batri: Insert the 36V 10Ah battery into its designated compartment on the frame. Ensure it clicks into place or is locked securely.
- Gwiriad Cyn y Daith: Before your first ride, inspect all bolts and quick releases for tightness. Check tire pressure, brake function, and ensure the lights and bell are operational.
Cyfarwyddiadau Gweithredu
This section details how to operate your Varstrom Electric Bicycle, including its display, pedal assistance, and gear system.
Pweru ymlaen / i ffwrdd:
- To power on the bicycle, press and hold the power button on the DM05 UART LCD display.
- I bweru i ffwrdd, pwyswch a dal y botwm pŵer eto.
DM05 UART LCD Display:
The DM05 UART LCD display provides real-time information about your ride:
- Pedal Assistance Level: Shows the current level of motor assistance (0-5).
- Lefel Batri: Yn dangos faint o wefr sy'n weddill ar y batri.
- Cyflymder: Displays your current riding speed.
- Pellter: Shows the distance traveled during your current ride or total odometer.
Pedal Assistance System (PAS):
The bicycle features a 5-stage pedal assistance system. Use the '+' and '-' buttons on the display to adjust the assistance level. Level 0 provides no motor assistance, allowing for manual riding. Higher levels provide more motor power, making pedaling easier.
8-Speed Transmission System:
The 8-speed gear system allows you to adapt to various terrains and riding conditions. Use the shifter on the handlebars to change gears. Shift to lower gears for climbing hills and higher gears for flat roads or descents to maintain an efficient pedaling cadence.

Image: The 8-speed transmission system provides versatile gearing for smooth rides and efficient speed control.
Brecio:
The bicycle is equipped with front and rear disc brakes. Apply both brakes simultaneously for effective and controlled stopping. Disc brakes offer strong and responsive braking performance, even in wet conditions.

Image: Hydraulic disc brakes provide stronger, safer stopping with a shorter braking distance and effortless, precise control in all conditions.
Lights and Bell:
The integrated front light and rear reflector enhance visibility during low-light conditions. Use the bell to alert pedestrians and other cyclists of your presence.

Image: The e-bike is equipped with front and rear lights for safer night riding, ergonomically designed handlebars for comfort, and an integrated rear rack with a 30kg max load capacity.
Cynnal a chadw
Regular maintenance ensures the longevity and safe operation of your Varstrom Electric Bicycle.
Gofal Batri:
- Codi tâl: Use only the provided 3A fast charger. The detachable battery allows for convenient charging at home or in the office. A full charge typically takes 5-6 hours.
- Storio: If storing the bicycle for an extended period, charge the battery to 50-70% and store it in a cool, dry place. The automatic deep sleep mode (after 1 hour of inactivity) helps extend battery life.
- Tymheredd: The battery is designed for stable performance from -10 °C to 40 °C. Avoid extreme temperatures.
- Gwrthiant Dŵr: The battery has an IP54 waterproof rating, offering protection against splashes. Avoid submerging the battery or exposing it to heavy rain for prolonged periods.

Image: The removable 36V 10Ah battery features BMS safety protection, a travel range of 50-80km, 5-6 hours fast charging, and IP54 waterproofing.
Teiars:
The 700C K198 tires are puncture-resistant, reducing the frequency of flats. Regularly check tire pressure and inflate to the recommended PSI (indicated on the tire sidewall) for optimal performance and to prevent punctures.

Image: The 700C*40C wheel size provides excellent traction and stability, ensuring a comfortable ride on any terrain.
General Bicycle Maintenance:
- Glanhau: Glanhewch y beic yn rheolaidd gydag hysbysebamp lliain. Osgowch ddefnyddio peiriannau golchi pwysedd uchel yn uniongyrchol ar gydrannau trydanol.
- Iro cadwyn: Cadwch y gadwyn yn lân ac wedi'i iro i sicrhau newidiadau gêr llyfn ac atal gwisgo.
- Gwiriad Brêc: Periodically check brake pads for wear and ensure brake levers are responsive. Adjust as needed.
- Caewyr: Regularly check all bolts and fasteners for tightness, especially after the first few rides.
Datrys problemau
This section provides solutions to common issues you might encounter with your electric bicycle.
Dim Pŵer i'r Arddangosfa/Modur:
- Gwnewch yn siŵr bod y batri wedi'i wefru'n llawn ac wedi'i osod yn gywir.
- Check all electrical connections for looseness or damage.
- Verify the power button on the display is pressed and held correctly to turn on the system.
Modur Ddim yn Cynorthwyo:
- Check the pedal assistance level on the DM05 display. Ensure it is set to a level above 0.
- Cadarnhewch fod gan y batri ddigon o wefr.
- Ensure the brake levers are not partially engaged, as this can cut motor power.
Anhawster wrth Newid Geriau:
- Check if the chain is clean and properly lubricated.
- Inspect the derailleur and shifter cables for any damage or looseness.
- If issues persist, professional adjustment may be required.
Brêcs yn sgrechian neu'n aneffeithiol:
- Clean brake rotors and pads to remove any dirt or oil.
- Check brake pad wear. Replace worn pads as necessary.
- Ensure brake calipers are properly aligned.
For issues not covered here or if troubleshooting steps do not resolve the problem, please contact customer support.
Manylebau
Detailed technical specifications for the Varstrom Electric Bicycle 700C.
| Nodwedd | Manyleb |
|---|---|
| Brand | Varstrom |
| Model | 700C Electric Bicycle |
| Modur | 36V 250W Brushless Rear Hub Motor |
| Batri | 36V 10Ah L*/G Cell 21700 5000 mAh (Removable) |
| Gwefrydd | 3A Fast Charger (5-6 hours full charge) |
| Cyflymder Uchaf | 25 km/h (EU compliant) |
| Amrediad | 60-80 km (Pedal Assist), 40-50 km (Pure Electric Mode) |
| Deunydd Ffrâm | A6061 Aluminum Alloy |
| Capasiti Llwyth Uchaf | 120 kg |
| Maint Olwyn | 700C*40C |
| Teiars | K198 Puncture-Resistant |
| Gerau | 8 Cyflymder |
| Breciau | Brakes Disc Blaen ac Ar ôl |
| Arddangos | DM05 UART LCD Display (5-level PAS) |
| Ataliad | Front Fork (A6061 Aluminum Alloy) |
| Affeithwyr yn cynnwys | Front Light, Rear Fender, Bell, Integrated Rear Rack (Max 30kg) |
| Cynulliad Angenrheidiol | Ydw (85% wedi'i ymgynnull ymlaen llaw) |

Image: The brushless hub motor provides 36V 250W power with a built-in Hall sensor, offering a top speed of 25 km/h, 8 speeds, max slope of 30 degrees, and max torque of 40 N.m.
Gwybodaeth Gwarant
Please refer to the warranty card included with your purchase or contact the seller for specific warranty terms and conditions. Typically, electric bicycles come with a limited warranty covering manufacturing defects for a specified period from the date of purchase. This warranty usually does not cover normal wear and tear, misuse, accidents, or unauthorized modifications.
Cefnogaeth i Gwsmeriaid
If you have any questions, require technical assistance, or need to report an issue with your Varstrom Electric Bicycle, please contact the seller or manufacturer's customer support. Have your purchase details and product model number (700C) ready when contacting support to ensure efficient service.