Maintenance; Operation; Storage; Battery Replacement - AccuLine TNplus 1000m User Manual

Please have the following information at hand before calling the
After-Sales Service Department:
1. Model number, serial number
2. Date on which the problem occurred
3. Date of purchase
4. LCD display status, Buzzer alarm status
5. Mains power condition, load type and capacity, environment
temperature, ventilation conditions.
6. Information about the external battery pack or packs(battery
capacity, quantity) if there are any connected
7. Other information for a complete description of the problem

9. Maintenance

9.1 Operation

The UPS system contains no user-serviceable parts. If the battery
service life (3~5 years at 25°C ambient temperature) has been
exceeded, the batteries must be replaced. In this case please contact
your supplier.

9.2 Storage

If the batteries are stored in temperate climatic zones, it is
recommended to recharge them every three months for 1~2 hours. It is
highly suggested to shorten the recharging intervals to every two
months at locations which are subject to high temperatures.

9.3 Battery Replacement

If the service life of the batteries has been exceeded, they must be
replaced.
Battery replacement should be performed only by qualified
personnel.
It is recommended to shut off the UPS completely before replacing
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