User's Manual
43
Nautilus® Sport Series Treadmill Service Manual
APPENDIX 4 - CALIBRATION PROCEDURES
PLUG THE TREA DMILL INTO THE POWER 
OUTLET, TURN THE FRONT POWER 
SWITCH ON AND INSERT THE MAGNETIC 
SAFET Y KEY INTO THE DISPL AY.
SIMULTANEOUSLY PRESS THE 
[INCLINE UP] AND THE
 [INCLINE DOWN] KEYS.
PRESS [START] TO BEGIN 
CALIBRATION. 
“CAL PASS” WILL BE DISPL AYED 
ON THE MONITOR. PRESS [STOP] 
KEY TO EXIT. 
Calibration Procedures
1 - Plug the treadmill into the power outlet, insert the 
safety key and turn the front power switch on. 
2 - Simultaneously press the [INCLINE UP] and the 
[INCLINE DOWN] keys.
3 - Press [START] to begin calibration. 
4 - “CAL PASS” will be displayed on the monitor. 
Press [STOP] to exit. 










