Emerson Liebert APS Bedienungsanleitung Seite 75

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Maintenance
67 Liebert
®
APS
6.0 MAINTENANCE
This chapter describes the routine maintenance for the Liebert APS UPS, including proper care,
scheduled maintenance and procedures for cleaning fan filters.
6.1 Proper Care
Proper maintenance of the UPS is imperative to optimal performance and life of the unit. Emerson
recommends that a certified technician perform preventive and corrective maintenance. Emerson
Network Power Liebert Services is dedicated to ensuring the highest level of performance and
unmatched support for your UPS. Contact your local Liebert representative for service.
6.2 Scheduled Maintenance
Emerson recommends performing the following maintenance at least monthly:
Clean unit.
Clean or replace filters.
Verify proper airflow.
Emerson recommends performing the following maintenance annually:
Verify that all power modules are operating properly.
Verify that all battery modules are operating properly.
Verify redundancy (if applicable).
6.3 Cleaning Fan Filters
The intake fans contain filters that will need to be replaced or cleaned periodically, depending on the
surrounding environment. Check filters; replace if they are very dirty or damaged.
To clean filters, either use a vacuum to remove the dirt and dust or rinse out the filters under running
water (with the dirt side down) to remove dirt and dust. Blot the filters dry with a towel and allow
air-drying before reinstalling it.
6.3.1 Top Filter
1. Remove the display bezel.
2. Remove the user interface module, and lay it on top of the UPS frame.
3. Remove the two screws on the LCD mounting plate
4. Remove the screw in the middle of the filter assembly, remove the filter, as shown in Figure 73,
and clean the filters as described above.
5. Replace the filter, mounting plate, user interface module and display bezel.
Figure 73 Replace/clean the top filter
Filter
Screw,
1 Place
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