186 Eaton® Power Xpert® 9395P-1200 Installation and Operation Manual 164000500—Rev 11• When replacing batteries, use the same number of sealed, lead–acid batteries.• Proper disposal of batteries is required. Refer to your local codes for disposal requirements.• Do not dispose of batteries in a fire. Batteries may explode when exposed to flame.• Do not open or mutilate batteries. Released electrolyte is harmful to the skin and eyes. It may be toxic.99..22 PPeerrffoorrmmiinngg PPrreevveennttiivvee MMaaiinntteennaanncceeThe UPS system requires very little preventive maintenance. However, the system should be inspectedperiodically to verify that the units are operating normally and that the batteries are in good condition.99..22..11 DDAAIILLYY MMaaiinntteennaanncceePerform the following steps daily:1. Check the area surrounding the UPS system. Ensure the area is not cluttered, allowing free access to theunit.2. Ensure the air intakes (vents on the front door and panel) and the exhaust opening (on top of the UPScabinet) are not blocked.3. Ensure the operating environment is within the parameters specified in paragraph3.2.2 Environmental and Installation Considerations and Chapter 10 Product Specifications.4. Ensure the UPS is in Online mode (Online status indicator is illuminated). If an alarm lamp is illuminated orthe Online status indicator is not illuminated, contact an Eaton service representative.99..22..22 MMOONNTTHHLLYY MMaaiinntteennaanncceePerform the following steps monthly:1. Monitor system parameters as described in paragraph 7.3 Using the Color Touchscreen Control Panel.2. Check the UPS air filters (located behind the front panels or door) and wash or replace as necessary. SeeFigure 124 to Figure 126 for filter locations, and Table 41 for filter sizes. Contact an Eaton servicerepresentative for replacement filters. To remove the filters:Table 41. UPS Filter SizesFilter Location SizeBottom Left ISBM Section Air Filters (Continuous Static Switch only) 12" x 20" x 0.25"Bottom Right ISBM Section Air Filters (Continuous Static Switch only) 12" x 20" x 0.25"Middle Right ISBM Section Air Filter (Continuous Static Switch only) 20" x 6.3" x 0.25"FI-UPM Section Air Filters 20" x 44" x 0.25"Verify washed filters are thoroughly dry before reinstalling.ATTENTION!Vérifier que les filtres sont bien secs avant de les réinstaller.a. Remove one top screw and two bottom screws securing each UPM front panel (see Figure 19). Lifteach panel straight up to remove it from the panel hanger bracket at the top of the cabinet.UPS Maintenance