50
8012707/ZVF9/V2-1/2019-04 | SICK
O P E R A T I N G I N S T R U C T I O N S | GM32
Subject to change without notice
6
MAINTENANCE
6.5
Cleaning the window
Fig. 32: SR-unit window
1
see “Swiveling out and removing the SR-unit”, page 49
2
Cleaning the window.
Use an optical cleaning cloth for cleaning.
The cleaning cloth can be moistened with demineralized water.
Do not use cleaning agents.
3
Close the SR-unit again.
4
For GMP probe: Set the lever on the purge air fixture to the “
open
” position again.
6.6
Checking and replacing the desiccant cartridges
Fig. 33: Desiccant cartridges
1
see “Swiveling out and removing the SR-unit”, page 49
2
Desiccant cartridge is
light blue
: Desiccant cartridge is dry.
Desiccant cartridge is
white
: Replace the desiccant cartridge.
3
Replacing the desiccant cartridge:
a) Unscrew the desiccant cartridge.
b) Screw in the new desiccant cartridge.
4
Close the SR-unit again.
5
For GMP probe: Set the lever on the purge air fixture to the “
open
” position again.
Window
2 desiccant cartridges
