M7 DD-2050, User Manual

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2. LED FUNCTIONS OF CHARGER
3. POWER BAR
This Lithium-Ion battery pack is equipped with a POWER BAR, which is used to display the battery
pack’s remaining run time. Press the POWER BAR button to display the LED lights. The LED lights
will stay lit for approximately 4 seconds.
NOTE: The POWER BAR can be used whether the battery is attached or removed from tool.
LED INDICATOR BATTERY PACK RED LED GREEN LED ACTION
HI/LO TEMP.
(SEE MANUAL)
Hot/Cold battery On Off
Charging will begin when
battery returns to 0
o
C-40
o
C
DEFECTIVE
BATTERY
Defective Flashing Off
Battery pack or Charger is
defective
BATTERY
CHARGING
Charging Off Flashing Charging
BATTERY
FULL
Fully charged Off On
Charging is complete
Maintenance charging
4. LOW-BATTERY CAPACITY INDICATOR
If LED worklights on the POWER BAR begins
trigger switch on the wrench is depressed,
the battery pack’s power has run out, and the
battery pack should be recharged.
Unlike other battery pack types, Lithium-Ion
battery packs deliver fade-free power for their
entire run time. The tool will not experience a
slow, gradual loss of power as you work. To
signal that the battery pack is at the end of its
run time and needs to be charged, the power
to the tool will drop quickly. The POWER BAR
when the battery is completely discharged.
When this happens, remove the tool from the
workpiece, and charge the battery pack as
needed.
NOTE: The POWER BAR may also display four
temperature situation.
5. WHEN TO CHARGE THE
BATTERY PACK
The Lithium-Ion battery can be charged at any
time and will not develop a “memory” when
charged after only a partial discharge. It is not
necessary to run down the battery pack charge
before recharging. Remove the battery pack
from the tool when convenient for you and your
job.
Use the POWER BAR to determine when you
need to recharge the battery pack.
80-100% Charge
60-79% Charge
40-59% Charge
20-39% Charge
Under 20% Charge
Completely Discharged
High/low temperature
You can “top-off” your battery pack’s charge
before starting a big job or long period of use.