Yamaha SIGMA-G5SII Service Information page 141

(9) Remove the dial gauge and tighten the coupling setscrew with the specified torque.
After the adjustment, turn ON the servo for the NS-axis and XY-beam and perform
the "All Zero" operation.
Fastening Bolt
Fastening Torque
(10) Return to the "MOTOR" window of the "Maint." windows and set the dial gauge onto
the nozzle No. 1 position again and move the NS-axis at angles of "-25°","-20°", "0°"
"20°" and "25°" with the manual axis operation and confirm the cam delivery.
Standard Value Range: Within +/- 0.01 mm
In the case that it is out of the range, adjust it by loosening the coupling setscrew.
* After the check, remove the dial gauge from inside the machine.
* During the check operation, make sure not to move the XY beam absolutely. Only
NS-axis can be moved.
(11) Check that the upper/lower interlock positions on the NL-axis are as follows.
Ｂ0503
NL-Axis Interlock
0.2 ± 0.2
Unit : mm
(12) After the adjustment, teach the [NL-Axis Origin Offset] and save the data.
Refer to "1.4.5.1 NL-Axis Origin Offset " in Chapter 1, for the teaching operation.
Service Information
M2.5 × L8, Screw Lock (1401B)
1 Nm (Newton)
(Tighten the bolt by hand at the field).
NL-Axis Full Stroke
Fig.D44
SI1705004E-00=SIGMA-G5SII Service Manual
141/273
For Service Engineer
(-)
Mechanical Stopper
-0.9+0.6
-0.9-0.35
(-)
Soft Limit
-
( 0.5)
NL-Axis Zero
0
21.0mm
0.5mm
(+) Soft Limit
22.0±0.4mm
(+) Mechanical Stopper