Precor 9.23 Service Manual page 38

6. Connect the white wire from the AC power cord to the lower left had terminal of the on/off
switch, the black wire from the AC power cord to the lower right hand terminal of the on/off
switch, the red wire from the circuit breaker to the upper left hand terminal of the on./off
switch and the red-black wire from the lower PCA to the upper right hand terminal of on/off
switch.
7. Replace the treadmill's hood.
8. Check treadmill operation per Section 3.
9.23, 9.27 Treadmill
Page 38