Precor EFX 546i Elliptical Version 4 "inclinator elevator" Questions

efx 546 in diagnostics mode, flashes 255 and then real position of incline. getting error 42 when first turning machine on. ok elevation needs calibration or stuck open--put elevation manually lowest ...

elevation has gone too high. foot rollers are hitting front plate getting error #4. Elevation of unit has gone too high and front rollers are hitting the front panel. Precor Error E4, Incomplete ...