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.

Loosen the 4 screws.

BATTRY UNIT

BATTRY UNIT

1

2.Remove the battery connector from the plate cover and disconnect the connector.

Battery connector

Plate cover

1

Disconnect by holding here.

2

3.Remove (anti-clockwise rotation) the 2 screws that hold the plate cover in place.

While pulling the plate cover toward you , lift it up and remove the 2 lower battery connectors from the eyehole.

2

Remove the 3 screws.

3

1

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Omron BUM150S, BUM100S instruction manual Additional battery unit BUM300S replacement procedure