My treadmill turns on but shuts off and displays an "error 3" on the screen. my manual does not have this as a 'troubleshooting item'

Asked by Lana on 11/15/2008 1  Answer

ManualsOnline posted an answer 16 years ago

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0 I believe Err 3 indicates that the Interface circuit board is not receiving a signal from the speed sensor. You will have to check to see if LED SPU on the Interface circuit board is blinking when you run the treadmill.
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