11
ENGLISH
Battery Replacement Instructions
1
Phone Best Power’s Worldwide Service to order a replacement battery pack. It must be the
same type and rating of the original batteries. See Battery information in Specifications.
2
If it is necessary, the batteries may be replaced while the Fortress is running with the
protected equipment attached. Option: You may switch off and unplug the protected load
equipment from the Fortress. Then, turn off the Fortress and disconnect the line cord.
3
Use the drawings below to identify the location on the battey pack in the model Fortress that
you have.
4
Remove the screws holding the exterior battery access panel (1) to the front panel. Set the
screws and panel aside.
5
Remove the screws holding the interior panel (2) to the battery chamber. Use care to avoid
dropping screws inside the unit. Set the screws and panel aside.
750
1
2
Red (+)
Black(-)
1
2
1800
and
2250
1050 and
1425
1050
Batteries
1425
Batteries
Red (+)
2
1
Black (-)
