Power Module - Life Fitness 9500 Series Service Manual

Life Fitness Model 9500 Series HR and Telemetry Equipped Treadmills
How To... REMOVE AND REPLACE THE POWER MODULE (Continued)
Step 7
Slacken the STRIDING BELT by turning the BELT TENSIONING BOLT counter-clockwise with a socket and ratchet
wrench. Slide BELT down towards the floor.
Step 8
Using a standard screwdriver, remove the two SCREWS securing the LINE CORD BRACKET and set aside.
Step 9
Remove six SCREWS securing the POWER MODULE to the FRAME.
Step 10
Remove the GROUNDING STRAP from the POWER MODULE (flat Yellow Wire).
Step 11
Use a Standard screwdriver to "pop" the three PLASTIC RIVETS holding the CONTROL BOARD SHELF in place,
pull the SHELF down and towards you. It is supported by hinges.
NOTE THE LOCATION OF ALL CONNECTORS AND WIRE TIES.
Step 12
Locate POWER MODULE CABLE and disconnect the 2 PIN CONNECTOR to TRANSFORMER and the 6 PIN
CONNECTOR to CONTROL BOARD.
Step 13
With a 5/16" wrench, loosen and remove the 7 screws securing the MOTOR CONTROLLER. Position MOTOR
CONTROLLER out and disconnect POWER MODULE CABLE.
Step 14
Using wire cutters, cut and remove the wire ties securing the cable to the FRAME.
Step 15
Carefully pull POWER MODULE CABLE out from the front of the unit.
NOTE THE LOCATION OF THE PLASTIC GROMMET BY THE MOTOR CONTROLLER.
THIS PROTECTS THE CABLE FROM BEING CUT BY THE FRAME.
Step 16
Place the new Power Module and Cable Assembly in position and reverse Steps 8 through 14 to return all parts to
proper position.
Step 17
With the help of another person, slowly tilt the unit back to an upright position.
Step 18
With the machine now upright, center the STRIDING BELT over the FRONT and REAR ROLLERS. Check to make
sure the TRACKING SENSOR SPRING is not captured on top of the STRIDING BELT.
Step 19
Re-tension the STRIDING BELT with the TENSIONING BOLT (turning it clockwise) to 1/16" (0.4cm) less of the
original location of the NYLON BLOCK noted in Step 3.
Step 20
The LifeFitness Treadmill is now ready to be plugged in and turned on, but not ready for use. The STRIDING
BELT must be properly adjusted and tensioned at this point. Proceed to "How To...ADJUST AND TENSION THE
STRIDING BELT" and follow the instructions in the section which describes the particular servicing you are doing to
the unit.
A. Tensioning the Existing Striding Belt
B. Re-tensioning the Existing Striding Belt after Removal
C. Replacing the Striding Belt with a New Striding Belt
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