20P - Photon: Sprag Clutch Troubleshooting

Photon: Sprag Clutch Troubleshooting


Symptoms


  • Motor turning but no drive
  • Slipping on the chainring



Reasons


Sprag clutch had failed or is damaged



Checklist


  • Get video of the issue
  • Open the motor from the controller end: <video to remove motor>
  • Remove the first stage gear
  • Remove the sprag clutch from the gear assembly
  • Check parts for damage and replace accordingly