AOSTIRMOTOR S18-1500W Electric Mountain Bike


Display Use & Maintenance

Color LCD display

In the state of power on,press the M button twice(time interval must be within 0.3S),the system will enter the menu parameter setting state,in this state,users can set the parameters, press M button twice again to quit setting state(time interval must be within 0.3S).


  1.  UP or DOWN
  2. 1-5 (Brightness)
  3.  Select, M Confirm


  1.  UP or DOWN
  2.  Year/Month/­Day/Hour/Min/Sec
  3.  Select, M Confirm


  1. UP or DOWN
  2.  Unit system—+Metric/lmperial Power system—+24V-72V/UBE Power indicate—+Percent Noltage Auto assist—+ON/OFF
  3.  Select, M Confirm

Auto Off:

  1.  UP or DOWN
  2. 1-9(default value is 5 minutes)
  3.  Select, M Confirm


  1. UP or DOWN
  2. 16/18/20/22/24/26/ 27127. 5/28/29/30/31 / 32 inch
  3.  Select, M Confirm

Advance Setting:

  1. UP or DOWN
  2. default password is ‘1801’.
  3.  Select, M Confirm


  1.  UP or DOWN
  2.  default password is ‘0000’.
  3.  Select, M ConfirmAOSTIRMOTOR-S18-1500W-Electric-Mountain-Bike-2

Screen Direct:

  1. UP or DOWN
  2.  Change display mode Y/X
  3.  Select, M Confirm


  • Ride your bike in a safe way. Don’t hit or knock the display.
  • Keep away from the bad environments when use, such as downpour, large snow­flakes and solarization.
  • Try not to use in under-voltage condition.
  • The screen will gets dark along with the temperature reduction when temperature ° below -10 C. The screen will return to normal when the temperature rises again.

Controller Use & MaintenanceAOSTIRMOTOR-S18-1500W-Electric-Mountain-Bike-FIG-3

  1. Battery negative connection line
  2. Battery positive connection line
  3. Phase line
  4. Tail light wire
  5. Integrated main line
  6. Power sensor line
  7.  Motor Hall plug wire

  1. Please be careful not to get water into the controller box
  2. When the bike does not work: 1 )Check the connection of controller cables;
    1. Try to restart or Replace the controller; 3)Contact us with email

Motor Maintenance

  1. Please check the integrity of motor blocking piece regularly.
  2.  Please check the integrity of cable before and after riding.
  3.  Please check the integrity of motor shell before and after riding.
  4.  Please do not use the motor in extreme environments, and do not let the motor work in water.
  5.  When you find the motor power is insufficient, please get out of the bike and not force it.


  • Is there a power usage or battery gauge on the bike?
    Yes, there is a full screen LCD display. There is also an additional LED battery gauge on the side of the battery pack. 2x the info!
  •  Is there a switch to prevent accidental starting?
    Yes, there is an on/off button on the battery pack. The brake levers also come standard with a safety power stop switch built in.
  • How do I lock it up and what can I do to help minimize the chance of it being stolen?
  • AOSTIRMOTOR Bike has some great anti-theft features, including a locking battery rack with keys to keep bike safe, and rear wheel which is bolted down reduce the chances to be stolen.
  • Most standard U-locks and cable locks work fine on our AOSTIRMOTOR Ebike.
  • Does it work in the rain?
  • The components are all waterproof and work very well in wet conditions,
  • But we do not suggest to use our ebike in a rain day.
  • We suggest that you should keep your bike parked indoors and keep him in a dry situa­tion.

Documents / Resources

AOSTIRMOTOR S18-1500W Electric Mountain Bike [pdf] User Manual
S18-1500W, Electric Mountain Bike, Mountain Bike, Electric Bike, S18-1500W, Bike

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