Precor TRM 811.v2, Service Manual

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5. Install the pre-calibrated replacement lift motor.
Note: Be careful to not allow the actuator tube nut to turn during the installation process. This
will cause the actuator reference gap to change.
a Set the lift motor housing mount into the base frame mounting bracket. Install the
clevis pin and secure with the hitch pin.
b Set the actuator tube into the lift platform mounting bracket. It may be necessary to slightly
rotate the actuator tube to align the clevis pin mounting holes. Choose an adjustment
direction that will minimize the change to the actuator tube reference gap distance.
Firmly
hold the jack screw from turning while adjusting (turning) the lift actuator tube nut.
c Connect the frame ground wire to the treadmill frame. Securely tighten the mounting screw
to ensure very good electrical connectivity.
d Route the lift motor cable through the frame cable clip. Connect the lift motor cable
connector to the MC "LIFT" input port.
5. Install the MC if it was removed.
6. Return the treadmill to upright position or remove support blocks.
7. Install the hood.
8. Connect the power cord and set the treadmill circuit breaker to ON.
9. Verify the treadmill incline function and return to service, see Checking Treadmill Operation .
Replacing the Incline Platform
1. Set the treadmill circuit breaker in the OFF position. Remove the AC line cord from the AC
outlet.
2. Remove the hood, front corner trim, deck trim landings and the side trims.
3. Carefully, lay the treadmill on its side, or block it up to take the weight off of the lift platform.
Figure 27: Incline Platform Mounting