Limit Switch Cable - Stairmaster FreeRunner 5400 ESS Owner's Manual

limit Switch Cable

1. Turn the power off and remove the left side
2. Unplug the motor cable and the limit switch cable from the power control
board (see Figure 32).
3.
Remove the mounting screws from the upper and lower limit switches and
remove the limit switch
4. Install the new limit switch assembly.
Note: The " Brake On" switch is positioned
"Brake Off" switch. Do not reverse the switches during installation -
5. Use the mounting screws to adjust the upper and lower limit switches so
that the brake cam triggers the limit switches first before it hits the
mechanical stops (see Figure
6. Turn the power on . From the DIAGNOSTIC mode, press [INCREASE], [107],
[ENTER], [7]. Look at the "Motor On" Light Emitting Diode (LED) on the
power control board (see Figure 33). The LED light should be off.
Next, look at the "Motor
LED
should be on .
7. Press [STOP] on the console,
control board . Verify correct adjustment of the
limit switches by pressing [INCREASE], [107], [ENTER], and [6]
will cycle continuously while you check the stopping position of the brake
cam . The cam should not be rUrI"ing into the mechanical
[STOP] to end the test.
8. If necessary, use the actuator arm spring nut and/or the lower mounting nut
on the actuator arm to adjust the throw of the arm to rotate the brake cam
correctly. Reinstall the cover.
PARTS REMOVAL AND REPLACEMENT
cover.
assembly.
on
the machine below the
see Figure 31.
15).
LED
Direction" on the power control board. The
and plug the motor cable into the power
"Brake On" and "Brake Off"
. The motor
stops. Press
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