18
Additional battery unit (BUM300S) replacement procedure
For information on UPS battery replacement procedure, refer to the UPS instruction manual.
1.
Use a screwdriver to loosen (anti-clockwise rotation) the 4 screws on the front panel of the additional
battery unit until they turn freely.
BATTRY UNIT
1
BATTRY UNIT
Loosen the
4 screws.
2.
Remove the battery connector from the plate cover
➀
and disconnect the connector.
➁
Battery connector
2
1
3.
Remove (anti-clockwise rotation) the 2 screws that hold the plate cover in place.
➀
While pulling the plate cover toward you
➁
, lift it up and remove the 2 lower battery connectors from
the eyehole.
➂
1
2
3
Plate cover
Remove the 3 screws.
Disconnect by holding here.
