RUN XT: Service & Maintenance Manual - rev. 2.0
Page 8.8
8.7. CALIBRATING THE TREAD BELT SPEED
Figure 8.7-1
1. Carry out the procedure described in
paragraph 7.7. “Disassembling the motor
guard.
The operations described below must be
carried out with the machine powered
up; they should be performed
exclusively by a QUALIFIED
TECHNICIAN who must ensure that
there are no unauthorized persons near
the machine.
2. Plug the mains lead into the wall outlet.
3. Turn on the machine.
4. Start the tread belt and set the speed at 12.6
km/h (European version) or 9.0 mph (USA
version).
5. View the belt motor control frequency on the
inverter display.
6. Adjust potentiometer PT1 on the inverter
interface board, using a small flat-blade
screwdriver, until the frequency shown on the
inverter display is 69 Hz (European version)
or 79.3 (USA version).