How To... Replace The Drive Motor - Life Fitness T3 Service Manual

Life Fitness T-Series Consumer Treadmills

How To... Replace The Drive Motor

Tools Required: Socket and ratchet set, Phillips screwdriver, open end wrench set
REMOVAL AND INSTALLATION
1. At the power switch, turn OFF the unit, then
unplug the line cord at the wall outlet.
2. Remove the motor cover screws(2) under the
front of the motor cover, then at the rear of the
cover, lift off the motor cover from the dual lock
tape.
3. Disconnect P3 connector at the back of the
motor.
4. Disconnect P6,1 (red) and P6,2 (black) power
supply connectors at the circuit board.
5. Disconnect P5,1 and bottom lead on circuit
breaker.
6. Loosen the motor mounting nuts then the motor
belt tensioning screw. Move the motor mounting
plate towards the rear roller to relieve belt
tension.
7. Remove the drive motor belt off the end of the pulley.
8. Remove four(4) motor mounting nuts and lift out the
motor.
9. Install new motor drive belt in reverse order and tension
to 1/4" deflection.
8
Motor
Cover
Power
Switch
Motor
Controller
Board
Section 3
Drive
Drive
Motor
Motor
Pulley
Drive
Motor
Belt