CYBEX LT-16602-4, Owner'S Service Manual

Page: 74 / 98

Cybex Sport Treadmill Owner’s & Service Manual
! CAUTION: If the drive motor is warm wait until it is cool to the touch before
proceeding. The inside components may be hot.
! WARNING: Keep the motor dry. Do not get the inside of the motor wet.
NOTE: If you are checking and/or replacing the motor brushes follow steps 10-15. If not, skip
to step 16.
! WARNING: Wait until the armature LED is off before removing the motor brush covers.
10. Check the armature LED.
A. Observe the “armature LED” on the lower board (labeled ILT4) .
B. After the armature LED goes off proceed to step 5C.
11. Remove the drive brush access covers.
A. Squeeze each of the two rectangular brush covers to remove it from the motor. See
Figure 15.
B. Lift off the round brush cover. See Figure 15. If necessary carefully pry the cover up
using a flathead screwdriver.
12. Remove the brushes.
A. Using needle nose pliers, unplug the yellow brush wear indicator wire from the round
access hole and the brush wire from the rectangular hole.
B. Press each brush spring in and slowly pull it out. It will be spring loaded. NOTE:
Before you pull out the brushes, take note which way the brushes are orientated. You
will need to replace them in the same orientation.
C. Pull each brush out from the drive motor.
13. Examine the brushes and commutator.
A. Inspect the commutator by looking through the top brush holder into the motor. Slowly
spin the motor by turning the flywheel. Look for noticeable damage and for signs of
Figure 15
Service
Page 7-18