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8012704/YHS4/V2-0/2016-10 | SICKOPERATING INSTRUCTIONS | GM32
Subject to change without notice
6 MAINTENANCE
6.4 Visual inspection
▸ Check the housings of the SR-unit, reflector unit and connection unit for mechanical
damage.
▸ Clean the respective housings if contaminated.
▸ Check all cables for damage.
Pay attention to chafe marks and kinks on cable ducts.
▸ Check flanges and screw fittings for firm seating.
6.5 Cleaning the window
Fig. 35: Window of SR-unit (reflector unit accordingly)
1 Swivel the SR-unit or reflector unit out, 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 or reflector unit again.
6.6 Checking and replacing the desiccant cartridges
Fig. 36: Desiccant cartridges
1
Swivel the SR-unit out, 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.
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