40
No.
Designation
Text
Figure
3
Filter
maintenance
unit
Before using the machine, always clean the filter
element with isopropanol to prevent damage.
The filter must be replaced every two years.
The filter is included in the filter set (156.777).
• Before removing the filter reservoir, the pres-
sure must be removed from the system.
• For detailed information on disassembling and
assembling the filter, see reference document
in annex
4
Change
heating
element
1.
Remove the screws (24, A)
Danger to life, because of volt-
age-bearing component.
Before opening the switch cabinet,
the device must be disconnected
from the power supply at all poles.
(Disconnect the power plug.)
2.
Remove the cover (24, B)
3.
Detach the hose clip (24, C) and pull the
hose from the connector.
4.
Detach the screws (24, D) and remove
the fixture (24, E)
5.
Pull at the holder for the heating element
(24, F) and pull the element out of the
housing.
