Multi Functional Nozzle Shutter - Yamaha SIGMA-G5SII Service Information

3.1.5.2. Multi Functional Nozzle Shutter

(1) Various Sensors Adjustments
 Nozzle Stocker Unit Lower Limit Sensor:
Confirm that the light is intercepted at the lower limit and the light is received in
moving up operation.
 Nozzle Stocker Clamp Check Sensor:
Check that the light is intercepted when the nozzle stocker is set and that the light is
received when the nozzle stocker is removed.
 Shutter Open/Close Sensor：
Close Condition: Indicator Lamp: Red ON, Stability Indicator Lamp: Green ON
Open Condition: Indicator Lamp: Red OFF, Stability Indicator Lamp: Green ON
 Nozzle Up-Status Detection Sensor：
① Sensor Optical Axis Adjustment
Set the nozzles in the stockers No. 1 and No. 9, and
adjust the sensor optical axis up and down on the
light emitting side and right, left, up and down on
the light receiving side. Fix the sensor where its
indication value becomes maximum (peaked).
* Any indication values should be
② Light Receiving Level Check
Set the nozzles in the stockers No. 1, No. 5 and No. 9.
(a) The light receiving level should be "480" or more without the nozzle risen.
(b) The light receiving level should be "100" or more when the nozzle is risen
0.8mm (as much as the thickness of flat washer).
(c) The light receiving level should be "0" or more when the nozzle is risen
1.3mm (as much as the total thickness of flat washers M2 + M5).
Service Information
" 125 " or more.
Set the multi-functional
nozzle also in the
stocker No. 5.
Fig. C15
SI1705004E-00=SIGMA-G5SII Service Manual
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For Service Engineer
Nozzle Up-Status Detection
Sensor
Fig.C14