Speed Calibration - CYBEX Pro+ Owner's Service Manual

F. Using a plastic small flat head screwdriver, turn the IR control slightly in one direction as
follows:
• Turn clockwise to remove the slack from the belt
• Turn counter-clockwise to remove the vibration or surging from the belt
G. Retest by walking on the belt and adjusting the IR COMP control until the running belt
does not surge, vibrate or feel too slack. NOTE: You should not be able to stop the belt
with your feet easily.
H. Press Stop.
I. Place the lower board shield into position (if applicable) and snap it in.
4. Secure the motor cover.
A. Lower the motor cover into position. See Figure 1.
B. Using a Phillips head screwdriver, tighten the three screws on each side. NOTE: Be sure
the screws are catching the center motor cover's holes.

Speed Calibration

NOTE: This procedure is required after replacing the upper display board, the lower control
board or the drive motor. If you've replaced the lower board, perform the IR
Compensation procedure first, then the Speed Calibration procedure.
1. Calibrate the speed.
A. Stay off the running belt during this procedure.
! CAUTION: During this procedure STAY OFF THE RUNNING BELT! Stand with your feet on
the two steps.
B. In Test Mode press and hold the Quick Start key for three seconds. The display will show
"CAL" then "SAV", "CAL". The running belt will accelerate and when completed the
display will show "PRO". Press Stop to exit Test Mode. NOTE: This procedure should be
completed after replacing the upper display board, the lower control board or the drive
motor. If you press Stop during this procedure the calibration will not be stored. Exiting
Test Mode while the belt is moving may generate an error condition.
Cybex Pro+ Treadmill Owner's & Service Manual
Service
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