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Battery Maintenance Procedures
Fan Unit and Battery Maintenance
Battery Maintenance Procedures
Maintenance
routines
11
The battery maintenance routines are classified into two categories:
3
Required (Table 11-1.)
3
Suggested (Table 11-2).
Always follow the battery manufacturer’s recommended maintenance schedules
procedures, which supersede the instructions provided in this chapter.
NOTE:
Failure to adhere to these maintenance schedules will void the warranty for
IR-40EC batteries.
NOTE:
Battery maintenance procedures can interrupt the battery buffering for the
ONU shelf and cause a shut-down of the complete ONU.
Maintenance
intervals for IR40EC batteries
Use the manufacturer’s installation and maintenance record forms or the copies of
the Installation and Maintenance Record provided in Appendix A.
Maintenance intervals
11
The following maintenance intervals are mandatory for IR-40EC batteries.
Table 11-1. Required maintenance intervals for IR-40EC batteries
Routine
11-16
June 2002
Action
Interval
Battery string voltage
Measure / record
Quarterly
Battery voltage
Measure / record
Quarterly
Inter-battery connections
Inspect
Quarterly
Clean (if necessary)
As needed
Inter-battery connections
Retorque if the 14 AWG
lead has been replaced
As needed
Battery string current
Measure / record
Battery temperature
Measure / record
External charging
Charge only if required /
record
Optional or quarterly
depending on the
Maintenance Record
used
AnyMedia ONU Installation Manual: Outdoor, Issue 1