TRACKMASTER
Ch. 12
Removal and Replacement of Components
317-160-406 Rev 4
TMX428 TMX428CP & TMX58 Service Manual
121
May 2021
NOTE: When adjusting the upper cam on the MSI Actuator, loosen screw to relieve
tension then position upper cam. This is a friction fit, be careful to move in small
increments, tighten screw when complete.
9C.
Repeat step 8 to reestablish 0% elevation.
10.
Make adjustment to
Increase incline to 25% and verify with a
tape measure that the value is 18.0” to 18.1”.
11.
The lower Cam should almost be in contact with limits switch.
12.
If the Upper Elevation Cam comes in contact with limit switch, the treadmill will
automatically reset to the 0% elevation.
On the Von
Weise Actuator use a large (3/8” wide) flat blade screw driver, rotate
the lower switch cam counterclockwise the proper amount to assure the treadmill
will not elevate past 25%.
On the MSI Actuator loosen screw to relieve tension then position lower cam.
This is a friction fit be careful to move in small increments, tighten screw when
complete.
Von Weise Actuator
MSI Actuator
If the cam was turned to adjust the lower switch, the upper cam will need to
be reset to zero to allow the treadmill to park in the correct position. Repeat
Step 8 to reestablish 0% elevation.
NOTE: When adjustments are made to the lower cam, on the Von Weise Actuator, the
upper cam moves in tandem.
NOTE: When adjustments are made to the lower cam, on the MSI Actuator, the upper
cam does not move in tandem.
13.
Using a tape measure verify the angle (Refer to Elevation Chart TMX428, TMX428CP, and
TMX58).
14.
If incorrect, make adjustments to compensate in .5% elevation box and then type new value
and select OK or Enter.
15.
Lower incline & raise back up to .5% and recheck measurement.
16.
Repeat procedure for 5%, 10%, 15%, 20% and 25%.
17.
Return to 0% elevation.
18.
Select Disconnect on the Full Vision Treadmill PS New Cal software.
19.
If Actuator cap was removed replace cap.
