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Nautilus® Sport Series Treadmill Service Manual
MECHANICAL SERVICE GUIDE
8.0 - REPLACEMENT OF ELEVATION MOTOR
Tools Needed:
• Phillips Screwdriver
• Flat Head Screwdriver
• Flat Wooden Blocks
NOTE: If using a powered driver, it must be on the
“LOW TORQUE” setting, otherwise it will
strip screws.
IMPORTANT! The treadmill should be at its lowest
elevation position before performing the steps to
replace the elevation motor.
8-1 Unplug the treadmill.
8-2 Remove (4) Phillips head screws with a Phillips
screwdriver from the inside, lower right upright
plastic covers and (4) Phillips head screws from
the outer right side plastic covers. Remove the
right side outer plastic cover (see Figure 1).
8-3 Repeat Step 8-2 on the left side.
8-4 Remove the motor cover (see Figure 2).
8-5 Unplug the motor wires from the control board
(Figure 3) and the elevation potentiometer from
the elevation jumper (see Figure 3A).
8-6 Place blocks under the corners of the treadmill to
lift the front.
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AS LONG AS THE TREADMILL IS PLUGGED INTO A
POWERED OUTLET AND THE TREADMILL CIRCUIT
BREAKER IS ON, THE UNIT IS RECEIVING POWER,
EVEN IF THE DISPLAY IS TURNED OFF. ALWAYS
UNPLUG THE POWER CORD FROM THE OUTLET
AND TREADMILL WHEN PERFORMING REPAIRS OR
MAINTENANCE.
Figure 1:
Figure 2:
Figure 3: