Panasonic EY7542 - Manual (Page 13)

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LAMP INDICATIONS
Green Lit
Charger is plugged into the AC outlet.
Ready to charge.
Green Flashing Quickly
Charging is completed. (Full charge.)
Green Flashing
Battery is approximately 80% charged. (Usable charge.
Li-ion only.)
Green Lit
Now charging.
Orange Lit
Battery pack is cool.
The battery pack is being charged slowly to reduce the load
on the battery. (Li-ion only.)
Orange Flashing
Battery pack is warm. Charging will begin when temperature
of battery pack drops.
If the temperature of the battery pack is –10°C (14°F) or less,
the charging status lamp (orange) will also start flashing.
Charging will begin when the temperature of the battery pack
goes up (Li-ion only).
Charging Status Lamp
Left: green Right: orange will be displayed.
Both Orange and Green Flashing Quickly
Charging is not possible. Clogged with dust or malfunction of
the battery pack.
VII
.
MAINTENANCE
Use only a dry, soft cloth for wiping the unit. Do not use a damp cloth, thinner, ben-
zine, or other volatile solvents for cleaning.
VIII
. TIGHTENING TORQUE
The power required for tightening a bolt will vary, according to bolt material and size,
as well as the material being bolted. Choose the length of tightening time accordingly.
Reference values are provided below.
(They may vary according to tightening conditions.)
Factors Affecting Tightening Torque
The tightening torque is affected by a wide variety of factors including the follow-
ings. After tightening, always check the torque with a torque wrench.
1) Voltage
When the battery pack becomes nearly discharged, the voltage decreases and the
tightening torque drops.
EY7542(UL).indb 13 2007/07/25 11:34:07