MedTrack CR60 Rehabilitation Treadmill Service Manual
Repair/Replacement and Calibration 4-15
Field Functional Test
To verify that the treadmill is operating properly, perform “Field Test No.
4” on page D-5.
Removing the Rack Gears
1. If the treadmill will change grade, set the grade to 12% (6-7°).
2. Lower the front of the headframe onto 6-inch wooden blocks to take
the weight off the wheels.
3. Remove the power cords and treadmill hood as described in
“Removing the Treadmill Hood” on page 4-3.
♦
If the rack gear is jammed (no play in it), replace as described on page 4-
17.
4. Restore power to the treadmill and
decrease
the grade until the
wheels are approximately half inch above the floor.
5. Remove the two hex-head bolts holding the wheels to the rack gears.
Note the arrangement of washers used as spacers.
6. Remove the grade pot and bracket assembly (see steps 2-4,
“Replacing the Grade Potentiometer (Pot) on page 4-13).
7. Rotate the grade pot until a positive number appears in the grade
display window.
♦
In order to enter open loop, and to accomplish step 8 the number must be
positive.
8. Enter open-loop grade mode:
a. Restore power to the treadmill. Press
Power
.
b. Simultaneously press
Stop
,
Faster
, and
Slower
on the controller to
place the treadmill in service mode. The display will read 0.0
P000 0.0.
(step 11)
Rack Gears
3/8-16 x 2.5OL
(step 5)