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Proprietary Information: Not for use or disclosure except by written agreement with Calix.
© 2001-2008 Calix. All Rights Reserved.
Routine Maintenance
This section describes how to perform routine maintenance on the cabinet.
Battery Maintenance
Perform routine inspection and maintenance of batteries to improve battery life. Follow the
manufacturer's maintenance recommendations. Additional general maintenance guidelines
are provided below.
Battery maintenance does not impact cabinet service, provided that an AC power failure does
not occur during the maintenance process. Calix recommends connecting an external
generator to the cabinet while performing battery maintenance to ensure service continuity in
the event of an AC outage.
WARNING!
Electrical hazard. Batteries contain a stored charge. Only a
qualified technician should perform this procedure.
CAUTION!
Electrical, chemical, fire, and heat hazard. Handle batteries with
care to avoid personal injury or damage to the equipment.
ALERT!
To ensure service continuity in the event of an AC outage, connect
an external generator to the cabinet while performing battery maintenance.
To perform battery maintenance
1.
At the DC distribution panel, switch the breaker(s) for the battery string(s) to replace to
OFF
.
2.
Remove the front and rear battery compartment doors. See
Operating Cabinet Doors
(on
) for instructions.
3.
Remove the batteries from the battery compartment:
a.
Remove the front seismic protection brackets from around the batteries, if present.
b.
Disconnect the battery power cables (Anderson connectors) from the power supply
leads.
c.
Remove the red and black battery power cables from the terminals at each end of the
string.
d.
Remove the jumper straps from between the terminals of batteries in the string.
e.
Slide the batteries out of the battery compartment.
