3 Fitting and installing
© Precitec GmbH & Co. KG • EN 09/2019
3 - 25
3.3
Fitting
3.3.1
Fitting the ceramic part and nozzle
(only in the case of individual parts delivery)
Package contents
In the case of individual parts delivery, the laser head is supplied individually
packed:
• Laser head with integrated beam shaping optics
(collimating and focusing
lenses, protective window)
and sensor insert
(SE)
pre-assembled
• Ceramic part
KT
with O-ring
(ø26.00x1.50 Viton)
• Nozzle
DE
(nozzle electrode)
Fitting the nozzle and
ceramic part
(only spare parts supplied
by Precitec)
Fig. 3-1
Fitting: Ceramic part, nozzle
(e.g. LightCutter 100)
When fitting, check that the protective window is installed and that the beam
path has not been opened up.
1
Sensor insert
SE
3
Nut
MU
2
Ceramic part
KT
4
Nozzle
DE
(nozzle electrode)
2
3
580_Lckdm
-06
4
1
1.
Insert the ceramic part (2) into the sensor insert (1) carefully.
Note the locating pins in the sensor insert when doing this – they must engage into the
ceramic part.
The nozzle and the nut must only be tightened by hand
(do not use any tools)
.
Otherwise the ceramic part could be damaged.
An adjustable hook spanner size 40/42 can be used for easy removal.
In addition to this, make sure that the contact surfaces on these parts are clean.
2.
Screw the ceramic part (2) to the sensor insert (1) hand-tight using the union nut (3)
3.
Screw the nozzle (4) into the ceramic part (2) hand-tight.
