Powerware 650825 kVA Verify washed filter is thoroughly dry before reinstalling, UPM Air Filters

UPS MAINTENANCE

UPM Air Filters

Figure 9-2. UPM Section Air Filter Locations

3.If the UPS is a Plus 1 model, check the Field Installed UPM (FI−UPM) air filter (located behind the front panel) and wash or replace as necessary. See Figure 9-3for the filter location. The FI−UPM filter size is 20" 44" 0.25". Contact an Eaton service representative for replacement filter. To remove the filter:

a.Remove one top screw and two bottom screws securing the FI−UPM front panel (refer to the Powerware 9395 Field Installed UPM Mechanical Installation Manual). Lift the panel straight up to remove it from the panel hanger bracket at the top of the cabinet.

b.Pull the foam filter over the screw heads on the cabinet mounted studs and remove the filter from the cabinet.

C A U T I O N

Verify washed filter is thoroughly dry before reinstalling.

c.Push the washed or new foam filter over the screw heads on the cabinet mounted studs until seated against the cabinet.

d.Reinstall the FI−UPM front panel removed in Step a and secure with the retained hardware.

4.Record maintenance results and any corrective actions in a suitable log.

9−4 EATON Powerware® 9395 UPS (650–825 kVA) Installation and Operation Manual S 164201725 Rev 2 www.powerware.com