3.
After the initial alignment, turn the guard clock-wise until the tab 'clicks'.
See figure 3.
4.
As a final step, secure the guard with the screw that was previously re-
moved. Please refer to Figure 4.
Important: The line guard incorporates an automatic line cut-off blade, which keeps
the cutting line trimmed to the proper length.
• CHARGE BATTERY PRIOR TO USE – The YardStick
charged when purchased. Before using the unit, the battery must be charged. Be-
fore charging the battery, read safety and charging instructions.
• PROPER RUN TIME AND PERFORMANCE can only be obtained with a fully
charged battery.
BATTERY AND CHARGER
®
The YardStick
(Model No. YS18) is equipped with an 18-volt high capacity battery
pack and an advanced microprocessor controlled smart charger. Following are
some important things for you to know about the features of your battery charger:
•
CHARGE BEFORE USE- The battery pack is shipped in a partially
charged state and must be fully charged before use. NOTE: Batteries re-
quire cycle conditioning (charging and discharging) to reach their full ca-
Figure-3
Figure-4
®
does not come fully
5
pacity. Please allow several cycles of use for the maximum capacity (and
run-time) to be achieved.
•
FULL CHARGE - In normal situations, the battery pack will reach a full
charge in one-hour. Initial use, long periods of inactivity, or storage at ex-
treme temperatures may require extended charge time.
•
BATTERY PACK TEMPERATURE AND CHARGING - The charger is de-
signed to only charge the battery pack if the battery pack's temperature is
considered normal – defined as a temperature range of 50-100 degrees
Fahrenheit.
When using the trimmer continuously, the batteries may be-
come hot. The charger will recognize the temperature of the battery pack
and the green LED light will illuminate – effectively the charger is waiting
for the battery pack to reach a normal temperature before charging it. Af-
ter continuous use, you should let the battery pack cool down for up to 30
minutes before attempting to charge. Conversely, if the battery pack has
been left in the cold you will need to allow it to reach a normal temperature
before attempting to charge. NOTE: Only use the battery charger in a lo-
cation that will allow for a normal temperature.
•
LED FUNCTIONS will indicate the status of the charging of the battery. A
RED LED means the battery is charging; a GREEN LED means the bat-
tery is fully charged. NOTE: a GREEN LED may also indicate that the bat-
tery pack's temperature is not normal. If you suspect this is the case,
please allow the battery pack to reach a normal temperature.
Charging the Battery:
1. Plug the charger into a 120 Volt AC outlet.
2. Place the battery pack into the charge cradle as illustrated in Figure 5 below. A
RED LED should illuminate which shows the battery pack is properly aligned in
the charger.
3. The battery should reach a full charge in approximately one-hour. At this point
the GREEN LED will replace the RED LED.
4. It is normal for the battery pack and/or charger to feel warm to the touch while
charging.
Charging Notes:
• CAUTION: The charger can only be used with 60 Hz.(cycle)/120 VAC electricity.
• ONLY charge the battery pack with the charger provided.
• SAFE CHARGE –The battery pack can be left on the charger indefinitely.
• Longest life and best performance will be obtained when charging at normal
room temperature.
• Battery life is dependent on usage, storage temperature and time.
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