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Cybex Pro+ Treadmill Service Manual
Service
Page 4-16
Slip the drive belt around the fl ywheel pulley and off the
B.
motor. See Figure 14.
5. Disconnect the motor cables.
! WARNING: Do not touch components on the lower board.
A charge can remain after unplugging the
power cord and turning off the treadmill.
Observe the “armature LED” on the lower board (labeled
A.
ILT4).
After the armature LED goes off proceed to step 5C.
B.
Pull up on the lower board shield. It will snap out.
C.
Disconnect the motor cables from the lower board.
D.
NOTE: You will disconnect three wires (red, black and
yellow).
See Figure 14.
Remove the ferrite from the drive motor cables (International units only).
E.
Carefully remove the drive motor.
F.
NOTE: If you are replacing the drive belt with a new one follow step 6B - 8A. If not, skip to step 8.
6. Remove the drive belt (optional).
Using a 3/4” socket wrench, loosen each rear roller bolt 10-12 revolutions to release tension on
A.
the running belt.
Using a 9/16” socket wrench with a 3” extension, remove the two front roller screws. See Figure 9.
B.
Tilt the left side of the front roller up and then the right side.
C.
If you are replacing the drive belt, slip the drive belt off the front roller pulley and discard it.
D.
7. Attach the front roller.
Slide the new drive belt around the front roller.
A.
Figure 13
Screws
(Loosen)
Nuts
Figure 14
Lower
Board
Drive Motor Cable
Line
Filter
Flywheel
Pulley
Drive
Belt
Red
Yellow
Black
Summary of Contents for Pro+
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