2. With dry hands, insert plug into appropriate power
source.
3. When charger is in standby "ready to charge" mode,
the yellow LED light will blink continuously.
Figure 5 – Charger LED Light and Markings
4. With dry hands, insert the battery pack onto the
charger. Do not force the battery into the charger.
The battery pack will begin charging automatically.
The battery pack will become slightly warm to the
touch during charging. This is normal and does not
indicate a problem. The LED light on the battery
charger will indicate charging condition (Figure 5 and
Figure 6 Chart).
Once the battery is charged, it may remain on the
charger until use.
5. When charging is complete, with dry hands, remove
the battery from the charger and unplug the charger
from outlet.
Charger
Solid Light
Icon
—
Yellow (2 sec.)
—
—
Green
—
Red
Figure 6 – LED Light Chart
Light
Blinking Light
Yellow
—
Green (Slow)
Green (Fast)
—
Red
—
NO LEDs ON
RBC-121 Battery Charger
Inserting/Removing Battery
1. With dry hands, insert battery into tool receptacle.
Battery only fits into tools one way. If the battery will not
fully seat into the receptacle, do not force. As the
battery is inserted, the tabs will engage the tool to
retain the battery in place.
2. To remove battery, depress tabs and pull straight out
(Figure 2).
3 Always remove the battery from the tool when making
adjustments, changing attachments or storing.
Cleaning
WARNING
unplug charger and remove the battery before
cleaning. do not use any water or chemicals to
clean charger or batteries to reduce the risk of
electrical shock.
Remove any dirt or grease from the exterior of the charg-
er and battery pack with a cloth or soft, non-metallic brush.
optional equipment
WARNING
To reduce the risk of injury, only use optional equip-
Meaning
Charger is plugged in with no battery installed - ready
to charge.
Battery condition being checked by charger.
Battery is being charged. Charge level <85%.
Battery is being charged. Charge level >85%.
Battery fully charged. Once battery is fully charged,
the charger switches to retention charging.
Battery is misaligned in charger. Remove battery and
reinsert onto charger.
Battery is damaged. See Accessories Section to select
an appropriate replacement battery. See Disposal
Section for recycling information.
Charger is damaged. See Service and Repair section
for contact information.
Battery or charger outside of charging range (32° F (0° C)
to 113° F (45° C)). Allow battery and charger to reach tem-
perature range by sitting in a conditioned environment.
Charger does not have power. Ensure that charger is
properly connected to electrical outlet.
Charger is not working properly. See Service and
Repair Section for contact information.
5