leco TECO 680 Betriebsanleitung Seite 117

programmes;
- fi x the calibration template in correspond-
ence of the threaded hole located in the
shaft assembly bell using the M8 screw
(A, Fig.26) supplied with the ultrasonic
sensor;
- use the locking device with a wheel spacer
(machine version with automatic locking
system) or a cone and the wheel fi xing
nut to bring the template in contact with
the shaft assembly bell (Fig. 26);
- press the ENTER button to confi rm the
securing of the template;
- slowly turn the template towards the
operator to automatically enable the
clamping brake (Fig. 27);
- slowly lower the wheel guard (Fig. 28),
the machine will automatically calibrate
the sensor.
If the calibration has been carried out
successfully, a confi rmation message will
be displayed.
On the contrary, the display of the mes-
sage A20 indicates that:
- the position of the calibration template
during the calibration phase is not correct.
Therefore, position the template correctly,
checking that the hole in the ultrasonic
sensor support is aligned with the calibra-
tion template (see fi gure 28) and repeat
the procedure;
- the internal sensor was not in the rest
position. Position it to the rest position
and repeat the procedure.
Select the Exit
programme without performing the
calibration.
Service
This programme displays some data that
are used to test machine operation and
to detect the malfunctioning of some de-
vices. Since these data are not useful for
the operator, it is recommended that only
technical support technicians consult them.
Select the service programmes icon to
Operator's manual TECo 680 - 680 PlUS - 680 PlUS Pl
key to exit the
EN
26
27
28
117