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Grace EASY - User Manual

Grace EASY
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GRACE EASY Manual
Page | 67
GRACE EASY
Manual English

Table of Contents

Questions and Answers

  • A
    Amy WalkerSep 4, 2025
    What to do if the gears on my Grace Bicycle shift from second to first gear by themselves?
    • R
      Richard GarrettSep 4, 2025
      If the gears are shifting from second to first gear on their own, the shift cable is likely too slack. Increase the tension of the shift cable on the shifter. If the problem continues, consult a specialist dealer.
  • D
    Donald WilliamsSep 18, 2025
    What to do if the front- or rear wheel of my Grace EASY cannot be fitted?
    • T
      Terri DuarteSep 18, 2025
      If the front or rear wheel cannot be fitted, it's likely because the gap between the brake pads is narrower than the brake disk's thickness. Carefully press apart the brake pads using the yellow transport safety. When the wheel is not installed, always clamp the yellow transport safety between the brake pads.
  • S
    Shannon EricksonSep 16, 2025
    What should I do if my Grace EASY displays an error code?
    • K
      kingmatthewSep 16, 2025
      If the display unit shows an error code, it indicates a fault in the drive system. Note the error code and consult a specialist workshop. The error code will help them diagnose and fix the issue.
  • S
    Susan TuckerSep 14, 2025
    Why is the charge level indicator on my Grace Bicycle display unreliable?
    • C
      crystalterrellSep 14, 2025
      If the charge level indicator is unreliable, it may be that frequent battery discharging and charging has desynchronized the indicator with the battery's actual charge level. To recalibrate, fully discharge the battery approximately every 30 cycles.
  • R
    Ruben StokesSep 12, 2025
    What causes poor braking performance on my Grace Bicycle?
    • D
      David SchultzSep 13, 2025
      Poor braking performance with an undefined pressure point suggests there is air in the braking system or a leak. Have a specialist workshop vent the braking system.
  • K
    Kelly StanleySep 12, 2025
    What causes metallic noises and harsh braking on my Grace EASY Bicycle?
    • D
      Daniel LunaSep 12, 2025
      Metallic noises and harsh braking indicate that the brake pads have worn below the minimum level, causing the brake pad carriers to grind against the disk brake. Have a specialist workshop replace the brake pads and, if necessary, the brake disks immediately.
  • J
    John ClarkSep 9, 2025
    Why does the charge level indicator on my Grace Bicycle display not show 'full' after a complete charge?
    • T
      Thomas MitchellSep 9, 2025
      If the charge level indicator doesn't display 'full' after a complete charge, the battery might be too hot due to ambient temperatures. Allow the battery to cool down and repeat the charge procedure. Also, observe the additional instructions on charging the battery.
  • L
    lwilkinsSep 7, 2025
    What to do if the gears on my Grace EASY Bicycle cannot shift into third gear?
    • A
      Alisha AllenSep 7, 2025
      If the gears won't shift into third gear, the shift cable is likely too slack. Increase the tension of the shift cable on the shifter. If the problem continues, consult a specialist dealer.
  • C
    curtisfloresSep 6, 2025
    What causes grinding noises from the brakes of my Grace Bicycle while riding?
    • J
      James GonzalesSep 6, 2025
      Grinding noises from the brakes while riding can be due to dirt on the brake disk or brake pads, or the brake calliper not being aligned correctly. Try braking several times to remove dirt. If the noise persists, have a specialist workshop align the brake calliper.
  • Z
    zwalkerAug 21, 2025
    What to do if the drive system of my Grace Bicycle does not switch on?
    • D
      Diane TylerAug 21, 2025
      If the drive system doesn't switch on, first, check the battery's charge status and charge if necessary. If that's not the issue, remove the battery and re-insert it, ensuring the lock cylinder is fully latched. Also, check the electrical connections on the handlebars and motor. If problems persist, consult a specialist dealer.

Summary

1.5. Intended Use of the GRACE EASY

2. First Time Use

Battery Security Check

Ensure lock cylinder latches to prevent battery falling out.

2.2. Battery Charging

Charging Precautions and Conditions

Use supplied charger, avoid wet/damaged cables, operate within temp limits.

Charger Compatibility Warning

Using non-supplied chargers risks overheating or explosion.

Battery Safety and Usage Guidelines

Discharge, Temperature, and Damage Warnings

Avoid full discharge (fire hazard); adhere to temperature limits; stop use if hot/odorous.

Battery Charging Process Details

Battery Protection Mode and Saddle Adjustment

2.3. Saddle Adjustment

Undo hex socket to adjust height for proper leg extension.

2.4. Saddle Position and Angle Adjustment

2.5. Brake Lever Position Adjustment

Brake Lever Position and Reach

Adjust lever position for comfortable reach with outstretched arms.

2.6. Brake Lever Width Adjustment

Braking Force Limitation Warning

Lever reaching handlebars reduces braking force and increases distance.

3. Before Each Ride Checks

3.1. Wheels and Tyres Checks

Check tyre pressure, valves, and ensure type-approved tyres with reflectors.

Pre-Ride Wheel Inspection

Inspect wheels for damage, tread depth, concentricity, and check for unusual noises.

3.2. Battery Fitting Check

Ensure battery lock cylinder is latched to prevent dislodging during ride.

3.3. Drive Belt Checks

Drive Belt Alignment, Tension, and Guide

Check belt alignment, tension, and verify belt guide functionality.

3.4. Brake System Function and Wear Check

Brake Pressure Point and Lever Check

Ensure stable pressure point, check lever range, and monitor brake component heat.

Brake Disc, Caliper, and Cable Inspection

Inspect discs for wear/dirt, calipers for leaks, and cables for kinks.

Brake System Maintenance

Brake Pad Wear Check and Run-in

Check pad wear; run in new pads via acceleration/braking cycles.

3.6. Screw Connections Check

Check tightening of wheels, grips, brake levers, saddle/post for security.

4. Function Description

4.1. BionX Drive System

Sensors optimize support; keep magnets away from bearings to prevent malfunction.

4.3. Display Unit Functionality

Unit displays data; operate only when traffic permits to avoid distraction.

Display Unit Layout and Controls

4.4. Drive System On;Off

Drive System Activation and Operation

System activates with pedaling; deactivates at max speed or when pedaling stops.

Electronic Component Handling Warning

Improper handling of electronic components risks faults, reliability, and safety.

4.5. Assistance Level Selection

Pedal Assistance and Slippery Surface Warning

Assistance provided when pedaling; switch off on slippery surfaces.

Assistance and Generator Level Adjustment

4.6. Generator Level Selection

Generator mode brakes rear wheel via motor; risk on slippery surfaces.

Generator Level Adjustment and Display Functions

4.8. Checking Battery Charge Status

Check battery symbol and socket LED ring for charge status.

Battery Charge Status Indicators

Charge Socket LED Ring Status

LED ring shows charge: Green (100-85%), Orange (85-25%), Red (<25%).

4.9. Setting the Time

4.10. Lights System Operation

Headlamp Adjustment and Lighting Operation

4.11. Belt Drive System

Drive Belt Features, Handling, and Damage Warnings

Maintenance-free belt; carbon fibres sensitive to impact; handle with care to prevent tearing.

Sprocket Freeze and Belt Slip Warning

Sprockets can freeze, causing belt slip/damage on ice/snow/mud.

4.12. Gear Change and Derailleur Operation

4.14. Braking System Operation

Hydraulic Disc Brakes and Assistance Interruption

Powerful brakes; assistance stops when front brake applied or pedaling ceases.

Regenerative Braking and Wet Road Safety

Motor brakes rear wheel for energy recuperation; reduced effectiveness on wet roads.

Braking Safety and Tyre Considerations

Braking Technique and Overheating Prevention

Brake simultaneously, shift weight back; avoid continuous braking to prevent overheating.

4.15. Tyres and Wheels

Tyre Pressure and Wheel Alignment

Tyre Specifications, Pressure Checks, and Measurement

Check tyre pressure (6 bar max), use measuring device; temperature affects pressure.

Suspension Fork Safety and Carrier Transport

Fork Damage, Fault Warnings, and Repair

Stop use if fork damaged; seek dealer for inspection/repair.

Carrier Transport Securing Requirements

Secure fork dropouts and rear wheel on carrier to prevent damage or rupture.

5. Maintenance Schedule

5.1. Regular Maintenance Work

Covers pre-ride, 300-500km, and annual/2000km dealer checks.

5.2. Front Wheel Removal and Installation

Brake piston caution, use safety device; details removal/installation steps.

Front Wheel Installation Details

Front Wheel Removal;Installation Steps

Undo axle, remove wheel, insert safety; position wheel, ensure alignment, tighten axle.

5.3. Rear Wheel Removal and Installation

Remove battery, note brake piston caution, remove wheel, insert safety.

Rear Wheel Installation Details

Rear Wheel Installation Steps and Cable Connections

Position wheel, connect cables, tighten axle nuts, re-adjust gears.

5.4. Gear Adjustment

Gear Adjustment Procedure and Testing

Adjust cable slackness/tightness for third gear; test by shifting through gears.

5.5. Drive Belt Tensioning and Alignment

Drive Belt Tensioning Importance and Effects

Correct tension vital; low tension causes slip, high tension damages bearings.

Drive Belt Tensioning Procedure

Belt Alignment and Final Tightening

5.6. Adjusting the Belt Guide

5.7. Drive Chain (EASY 1 x10)

5.8. Switching Gears (EASY 1 x10)

5.9. Assembling the Pedals

5.10. Checking Brake Pad Wear

5.11. Replacing the Brake Pads

Brake Pad Removal and Insertion

Brake Pad Screw Tightening and Disc Wear

Brake Disc Tightening and Transport

General Maintenance and Cleaning Guidelines

Troubleshooting Common Issues

Drive System and Braking Troubleshooting

Brake Noise and Fitment Troubleshooting

Gear Shifting Troubleshooting (3 rd Gear)

9. Wear Parts

Wear Parts: Grips, Brake Pads, Belt, Sprockets

Wear Parts: Chain and Drivetrain Components

10. Maintenance Schedule

12.7. Frame Sizes

12.8. Tightening Torques

Grace EASY Specifications

General IconGeneral
CategoryE-Bike
Motor250W
Battery36V
Frame MaterialAluminum
BrakesHydraulic Disc
Gears7-speed
Wheel Size26 inches
Brake TypeDisc
SuspensionFront Suspension
Weight22 kg

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