'How To Enter Diagnostic Mode on Life Fitness T3 Treadmill'

'How To Enter Diagnostic Mode on Life Fitness T3 Treadmill'
01:10 Dec 21, 2021
'In order to do the calibration on the Life Fitness TF3 treadmill you need to enter the diagnostic mode. Press the reset button, when the please wait message goes off immediately press and hold the pause button. Then use the arrow button to scroll to diagnostics then enter.' 
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