Eaton 93E UPS 15-80 kVA (380/400/415 V) Installation and Operation Manual
© Eaton Corporation plc 2015. All rights reserved. Revision: 001
Document ID: 614-01975-00
122 (133)
9.2.1 Daily maintenance
Perform the following steps daily:
1. Check the area surrounding the UPS system. Make sure that the
area is not cluttered, allowing free access to the unit.
2. Check that the air intakes (vents on the front door of the UPS
cabinet) and the exhaust openings (at the rear of the UPS cabinet)
are not blocked.
3. Make sure that the operating environment is within the parameters
specified in Section 4.3.1 and Chapter 10.
4. Check that the UPS is in the normal mode (the normal mode status
indicator is illuminated). If an alarm lamp is illuminated or the normal
mode status indicator is not illuminated, contact an Eaton service
representative.
9.2.2 Monthly maintenance
Perform the following steps monthly:
1. Check the system parameters as described in Section 7.2.
2. Check the UPS air filters (located behind the front door) and wash or
replace them as necessary. See Figure 45 for the filter location.
Contact your Eaton service representative for replacement filters.
To remove the filters:
Make sure that a washed filter is thoroughly dry before reinstalling it.
a. To unfasten the front door, lift the latch from the bottom,
turning it to the right (counter-clockwise) and swing the door
open (see Figure 35).
b. Remove the upper and lower foam filters from the frame on
the front door.
c. Replace the washed or new foam filters into the frame on the
front door.
d. Close the front door and secure the latch.
3. Record the maintenance results and any corrective actions in a
suitable log.
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