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FieldSmart
®
Fiber Active Cabinet (FAC) 900
Installation Manual
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Step 5:
Installing a Battery Enclosure
Clearfield supports field installation of a primary or secondary internal battery enclosure in the FAC 900 cabinet, EXM or
FAC 900 cabinet battery riser. Battery enclosures are available for 100Ah VRLA or Ni-Cd battery strings.
To install a battery enclosure
Unpack the battery enclosure from the shipping packaging, and open the side FAC 900 cabinet or front door of
the FAC 900 cabinet battery riser or the EXM.
Place the battery enclosure in base of the FAC 900, battery riser or EXM, aligning the mounting bracket holes
against the counterpart holes on the equipment rack.
Install the eight mounting screws (4 per side) to secure the enclosure to the rack. Tighten the screws to 45 in.
lbs. of torque (enclosure for VRLA battery string shown below).
Ensure that the front bottom edge of the enclosure is up against the inside lip of the door jam. If not, loosen the
screws that mount the rails to the top and bottom of the FAC 900 or EXM, pull the battery enclosure forward,
and then re-tighten the screws.
Close the door and check to be sure that the battery housing properly seals against the door gasket. For
the FAC 900, this can be viewed through the front equipment compartment; for the EXM, this can be viewed
through the rear access panel using a flashlight.