Service manual

990-1008, Revision 1, 4/99 2
extraordinary unforeseen expenses, as a service contract can include all necessary extraordinary services and
repairs. For further information, please contact your local APC company, or APC partner.
1.3 Replacement and Maintenance Program
Experience shows that some electromechanical and electrical components are exposed to loads, which cause
wear and tear and limited life. As a minimum, APC recommends that the following components and parts in the
Smart-UPS DP system should be replaced according to the following time periods:
Part Typical Life Time
Fan 3 years
Standard battery 3 years
Long life battery 6 - 8 years
External battery Dependent on chosen type and brand
AC and DC capacitor module 6-9 years
Lithium battery module in controller board 10 years
APC Smart-UPS DP service repairs should only be performed by trained personnel.
In addition, the Smart-UPS DP system should also be inspected once a year by trained personnel for the
following items:
• Visual check
• Cleaning, air flow, and environment
• Temperature
• Fuses
• Input and output parameters, plus battery charge current and battery circuit
• Event log, alarms and indicators
• Synchronization
• Circuit breakers
• Fans
• Battery
• Operation
• Accessories and options
• Communication software and interface for computers