PowerWalker VFI 10000TCP 3/1 Bedienungsanleitung Seite 58

Emergency supply
period shorter than
nominal value
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. LCD/LED display information, Buzzer alarm status
4. Utility power condition, load type and capacity, environment
temperature, ventilation condition
5. The information (battery capacity, quantity) of external battery
pack if the UPS is "S" model
6. Other information for complete description of the problem
Batteries not fully
charged / batteries
defect
55
Charge the batteries for at least 12
hours and then check capacity.