Ryobi P400 Operator's Manual page 10

INSTALLING THE BATTERY PACK
See Figure 2.
WARNING:
Always be sure the switch is in the OFF (O) position before
installing the battery pack. Failure to do so could cause
accidental starting, leading to serious personal injury.
NOTE: The battery pack is shipped in a low charge condi-
tion. Therefore, it must be charged prior to use. Refer to
page 10, "CHARGING THE BATTERY PACK" for charging
instructions.
 Place the battery pack in the sander. Align the raised rib
on the battery pack with the groove inside the sander,
then slide the battery pack into the sander.
 Make sure the latches on each side of your battery pack
snap into place and the battery pack is secured in the
sander before beginning operation.
CAUTION:
When placing battery pack in the tool, be sure raised
rib on battery pack aligns with the bottom of the sander
and latches into place properly. Improper installa-
tion of the battery pack can cause damage to internal
components.
REMOVING THE BATTERY PACK
See Figure 2.
 Locate the latches on the side of the battery pack and
depress them to release the battery pack from the
sander.
 Remove battery pack from the sander.
OPERATION
10
BATTERY
PACK
DEPRESS LATCHES TO
REMOVE BATTERY PACK
LATCH
Fig. 2