Star Trac 4500 Owner's Manual page 75

2. Check that display shows:
Elevation
3. Press and release
Caution: Do not adjust the voltage below the lowest allowable ELMAX=57 (1.12 volts) or above
the highest allowable ELZERO=240 (4.71 volts), as safety features are turned off in Motor Test
Mode, and mechanical damage may ensue.
4. Press Key. Treadmill may now be operational. Call Star Trac ifadditional assistance is
needed.
70
XXX 3 0
INCLINE repeatedly until Elevation Feedback is between 57 and 240.