
4. OPERATION
WARNING! Do not allow familiarity with products to make you careless. Remember that a
careless fraction of a second is sufficient to inflict serious injury.
WARNING! Do not use any attachments or accessories not recommended by the manufacturer
of this product. The use of attachments or accessories not recommended can result in serious personal
injury.
WARNING! Never operate the charger where there is a possibility of inflammable or explosive
gases or vapor. Keep well away from petroleum, paint and cleaning supplies, and gas-fired heating
systems.
WARNING! Charge in a well-ventilated area. Do not block charger vents. Keep them clear to allow
proper ventilation.
CHARGING THE BATTERY PACK
Battery packs are shipped in a low charge condition to prevent possible problems. Therefore, you should
charge them until the green LED on the front of the charger comes on.
CHARGING A HOT BATTERY PACK
When using a tool continuously, the batteries in the battery pack will become hot. You should let a hot
battery pack cool down for approximately 30 minutes before attempting to recharge.
NOTE: This situation only occurs when continuous use of a tool causes the batteries to become hot. It does
not occur under normal circumstances. Refer to CHARGING A COOL BATTERY PACK for normal
recharging of batteries. If the charger does not charge the battery pack under normal circumstances, return
both the battery pack and the charger to your nearest authorized service centre for electrical check.
CHARGING A COOL BATTERY PACK
Only charge the 36 V Li-Ion battery packs with this charger. Make sure the power supply is normal
household voltage, 100-240VAC 50/60Hz, AC only. Make sure the battery pack. the battery pack is
secured in the charger before beginning operation.
1. Connect the charger to the power supply.
2. Place the battery pack in the charger, aligning the raised rib on the battery pack with the groove in the
charger.
3. Slide in the battery pack to be sure contacts on the battery pack engage properly with contacts in the
charger. NOTE: After charging is complete, the green charger LED will remain on until the battery pack is
removed from the charger or charger is disconnected from the power supply. The battery pack will
become slightly warm to the touch while charging. This is normal and does not indicate a problem. Do not
place the charger and the battery pack in an area of extreme hot or cold. They will work best at normal
room temperature.
NOTE: The charger and battery pack should be placed in a location where the temperature is more than
10°C but less than 40°C.
4. When batteries become fully charged, unplug the charger from the power supply and remove the battery
pack.
Compatible battery packs
EZ40VBA4: 36V d.c.(max 40V d.c.) 4Ah
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