Makita 5090D Instruction Manual page 9

ADDITIONAL SAFETY RULES FOR CHARGER &
BATTERY CARTRIDGE
1. Do not charge Battery Cartridge when
temperature is BELOW 10°C (50°F) or
ABOVE 40°C (104°F).
2. Do not attempt to use a step-up trans-
former, an engine generator or DC power
receptacle.
3. Do not allow anything to cover or clog the
charger vents.
4. Always cover the battery terminals with
the battery cover when the battery car-
tridge is not used.
5. Do not short the battery cartridge:
(1) Do not touch the terminals with any
conductive material.
(2) Avoid storing battery cartridge in a
container with other metal objects
such as nails, coins, etc.
SAVE THESE INSTRUCTIONS
(3) Do not expose battery cartridge to
water or rain.
A battery short can cause a large current
flow, overheating, possible burns and
even a breakdown.
6. Do not store the tool and Battery Car-
tridge in locations where the temperature
may reach or exceed 50°C (122°F).
7. Do not incinerate the Battery Cartridge
even if it is severely damaged or is com-
pletely worn out. The battery cartridge can
explode in a fire.
8. Be careful not to drop, shake or strike bat-
tery.
9. Do not charge inside a box or container of
any kind. The battery must be placed in a
well ventilated area during charging.
9