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Treadmill Error Messages.
Your treadmill is equipped with a software package that enables error messages to be displayed
when there is a problem. The following error codes will be displayed in the console display win-
dows.
Safety Inter
lock Error Messages
SI 1 - Safety key missing, replace and try again.
SI 2 - Over voltage protection trip. Notify Keys Fitness Technical Service.
SI 3 - Tilt Switch Trip. Notify Keys Fitness Technical Service.
Other Error Messages
E11 - Lack of speed feedback data from belt motor. Attempt re-calibration. See Calibration
Sequence section for detailed information.
E22 - Under Speed condition detected from the belt motor. Attempt re-calibration. See Calibration
Sequence section for detailed information.
E33 - Over Speed condition detected from the belt motor. Attempt re-calibration. See Calibration
Sequence section for detailed information.
To avoid possible damage to the treadmill and the possibility of injury, do not operate the
treadmill until the problem is corrected. Call Keys Technical Service at (888) 340-0482.
Error Messages