CPC G01S 17/10 (2013.01) [A63B 24/00 (2013.01); A63B 2220/805 (2013.01); A63B 2220/833 (2013.01); A63B 2225/02 (2013.01); G01S 7/497 (2013.01)] | 20 Claims |
1. A method of determining a need for maintenance of an associated exercise machine including a time-of-flight sensor and a reflective element, the method comprising:
obtaining a measurement signal from the time-of-flight sensor at a predefined operating condition of the exercise machine;
determining, based on the measurement signal, a measured distance between the time-of-flight sensor and the reflective element; and
determining the need for maintenance based on detecting a decrease in the measured distance over time.
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