5 Maintenance
© Precitec GmbH & Co. KG • EN 09/2019
5 - 43
5.4
Replacing the ceramic part and nozzle
(sensor area)
Ceramic part and nozzle
Only use the spare parts
supplied by Precitec.
Fig. 5-2
Maintenance: Ceramic part, nozzle
(e.g. LightCutter 100)
Replacing the ceramic part
Replacing the nozzle
If the nozzle
(4)
is damaged by the laser beam or after a collision, it must be
replaced.
Screw the nozzle into the sensor insert by hand.
1
Sensor insert
SE
3
Nut
MU
2
Ceramic part
KT
4
Nozzle
DE
(nozzle electrode)
2
3
LC-
BA-oDe
4
1
Clean the ceramic part (2), replace if necessary.
Note:
When replacing the ceramic part
KT
, the supplied O-ring
(ø26.00 x 1.50 Viton)
must be
replaced too.
The nozzle and the nut must only be tightened by hand
(do not use any tools)
.
Otherwise the ceramic part could be damaged. In addition to this, make sure
that the contact surfaces on these parts are clean.
An adjustable hook spanner size 40/42 can be used for easy removal.
Attention – Laser beam position!
Check the beam path each time the nozzle is replaced. The laser beam must
be in the centre of the nozzle.
To avoid any damage, do not obstruct the laser beam.
For detailed information on the spare parts that can be supplied, please refer to
.
