Procedure 6.1 - Replacing The Incline Motor - Precor 9.23 Service Manual

Procedure 6.1 - Replacing the Incline Motor

1. Set the on/off switch in the "off" position and remove the AC power cord from the AC outlet.
2. Remove the treadmill's hood.
3. Disconnect the JK3 and JK4 cables from the lower PCA. Disconnect the incline motor's
frame ground (green wire) from the frame. Cut and remove the cable ties retaining the
incline motor cables.
4. Lay the treadmill on its side (preferably its left side).
5. Remove the bolt that fastens the inline motor's lift tube to the lift platform.
6. Remove the bolt that fastens the top of the incline motor to its upper mounting bracket.
7. Remove the incline motor from the treadmill.
8. Set the replacement incline motor at its mounting position and fasten it to its upper mounting
bracket with the hardware removed in step 6.
9. Connect the incline motor's frame ground, the drive motor frame ground and the AC power
cord frame ground to the frame ground with the screw removed in step 3.
10. Connect the incline motor's JK3 and JK4 connectors to the lower PCA.
11. Dress the incline motor's cables and frame ground wire in place and fasten the to the cable
holders with cable ties.
12. Insert the AC power cord in the AC outlet and set the on/off switch in the "on" position.
13. Calibrate the incline motor and complete this replacement procedure per Procedure 4.1,
steps 3-8.
14. Test the treadmill per Procedure 3.
20081-118
9.23, 9.27 Treadmill
Page 33