Dewetron DW2-UPS-250-DC, Technical Reference Manual

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450160 • DW2-UPS-250-DC • Technical Reference Manual • Printing version 1.0.2 • March 09, 2020
MAINTENANCE
Maintenance
The information in this section is designed for use by qualified service personal.
Service interval:
Clean dust from the chassis exterior/interior and exchange filter foam based on the operating environment.
Cleaning:
Clean surface of the chassis with dry lintfree cloth.
Use a dry velocity stream of air to clean the chassis interior.
> Disconnect all cables before servicing the unit!
> Many components within the chassis are sensitive to static discharge damage. Always wear a
ground wrist strap and service the unit only in static-free environment.
> Do not use harsh chemical cleaning agents!
!