Notice: Unauthorized alterations to the motor’s voltage beyond the factory-specified levels may result in permanent damage to the motor and are not covered under the warranty.
① BB=68 CL=50(or 59)
Model: DM02-500 DM02-350
② BB=73 CL=52.5(or 61.5)
Model: DM02-500 DM02-350
③ BB=100 CL=66(or 75)
Model: DM02L-500 DM02L-350
④ BB=110 CL=71(or 80)
Model: DM02L-500 DM02L-350
1) Installation Tool
① Special wrench:
② General tools:
6mm Allen wrench
8mm Allen wrench
5-8mm Slotted screwdriver
3-5mm Phillips screwdriver
Scissors
2) Cranket Mounting
- Tools: Special wrench
- Operation: Align the internal splines of the cranket 8 with the external
splines of the motor 7, press firmly to the end. Then tighten the lock nut 9,
counterclockwise with a special wrench with a tightening torque of 15Nm
- Diagram:
3) Motor Mounting
- Insert the mid-drive motor through bottom bracket from right side of the bicycle
frame and push it all the way
- Reinforcement Plate Mounting
- Tools: 6mm Allen Wrench
- Components(see: factory configuration):Reinforcement plate 6、M6 screw 5、
M6 screw 4(X2)、washer or bushing 6(X2)
- Requirement: Screw tightening torque 9-10Nm
- Diagram:
- BB=68
- BB=73 washer specification Φ6X5
- BB=100 Bushing specification Φ6X32
- BB=110 Bushing specification Φ6X42
③ Non-standard nuts installation
- Tools: Special wrench
- Components(see: factory configuration):non-standard nut 3
- Requirement: before tightening the nut, turn the motor clockwise until the
motor is close to the lower tube of the frame and does not turn until it
stops, then use a special wrench to tighten the nut, torque is 45-50Nm when
tightening
- Diagram:
⑤ Crank Installation
- Tool: 8mm Allen wrench
- Components(see: factory configuration):axle screw 1 (X2)、left
crank 2 、 right crank 10
- Requirement: central axle screw locking torque is 35-40Nm
- Diagram:
4) Speed Sensor Installation
① Tool: 5-8mm flat-blade screwdriver
3-5mm Phillips screwdriver
Scissors
② Fasten the sensor to the frame flat fork with 2 cable ties, then install the
magnets onto the wheel spokes with a flat-blade screwdriver
Notice:Make sure the magnetic field side of the magnet is aligned with the
circular mark on the sensor
② Loosen the screws on the sensor with a Phillips screwdriver, then move the
receiver of the speed sensor, to ensure that the distance between the circular
marking to the sensor surface and the magnet is from 2 to 10 mm, the tighten
the screw with a screwdriver to complete the installation
1-Sensor 2-Tie 3-Magnet 4-Screw 5-Receiver
5) Wiring
① Operation:
Insert the plugs on the bus cable, battery and speed sensor to the
corresponding plugs of the motor,the other end of the bus cable can be plugged
into the display, brake, throttle, etc.
② Precautions:
Try not to pass all cables through the narrow space of the motor and bike
frame, so as to avoid the cables being squeezed and damage
5. Warranty: The warranty on the motor is valid for 24 months from the SN date of
production. This warranty does not mean that seller's products are not free from
damage or permanent use.
6. Compatibility: Due to different communication protocols, our motors can only be
used with the accompanying accessories we provide and are not compatible with
accessories from other brands.
ATTENTION: WARRANTY VOID IF SEAL IS REMOVED
Discover the tools, the resources, and the means to transform your wildest dreams into tangible realities. From the vast array of artistic endeavors to the realm of technological innovation, there is no limit to what you can achieve when armed with the knowledge and vision this catalog imparts