access" on page80.
a. Access the service menu (51765761) and select INCLINE TEST. Use the
incline control to set the incline level to 14.
b. Securely and safely place supports (e.g. car jack stands) under the left and
right front corners of the frame weldment.
c. Slowly lower the incline level in 0.5 increments until the complete weight of the
frame is setting on the supports. Verify the supports are stable and secure car-
rying the weight of the treadmill. Continue lowering the incline level to "0".
Incline level "0" is the lift motor calibration reference incline level.
Note:You can also access the jackscrew by laying the treadmill on its side, see
"Side access" on page82 procedure.
3. Switch the power OFF and unplug
1
the power cord.
IMPORTANT: It's important to set the incline level to "0" (calibration reference
level) before switching the power OFF.
4. Disconnect the lift motor interface cable from the MC "LIFT" connector. Then remove
the interface cable from the frame cable routing clamp.
1
Disconnect a device power cord plug or cable connector from the power receptacle or out-
let.
Contact Precor Customer Support at support@precor.com or 800.786.8404 with
any questions.
Page 203
6 Replacement Procedures
Lift Motor Replacement
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