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- Mon Jan 07, 2019 12:45 pm
- Forum: Repair guide video
- Topic: h109s problems
- Replies: 1
- Views: 1044
Re: h109s problems
Could be a couple of things, motors or ESC's (Electronic Speed Controllers) With the propellers removed, powered up the unit, calibrate, then start motors, try turning the un-started motors, if the motor starts chances are the motor is weak (replace). Touch the arms and feel if they are getting hot,...