DeWalt DC825B manual Chargers, Charging Procedure, Charging process, Automatic refresh

Chargers

The DE9130 charger accepts 7.2 – 18 V NiCd and NiMH batteries.

The DE9135 charger accepts 7.2 – 18 V NiCd, NiMH or Li-Ion batteries.

These chargers require no adjustment and are designed to be as easy as possible to operate.

Charging Procedure

DANGER: Electrocution hazard.

230 volts present at charging terminals. Do not probe with conductive objects. Danger of electric shock or electrocution.

1.Plug the charger (j) into an appropriate outlet before inserting battery pack.

2.Insert the battery pack (h) into the charger. The red (charging) light will blink continuously indicating that the charging process has started.

3.The completion of charge will be indicated by the red light remaining ON continuously. The pack is fully charged and may be used at this time or left in the charger.

Charging process

Refer the table below for the state of charge of the battery pack.

State of charge

Automatic refresh

The automatic refresh mode will equalise or balance the individual cells in the battery pack at its peak capacity. Battery packs should be refreshed weekly or whenever the pack no longer delivers the same amount of work.

To refresh your battery pack, place the battery in the charger as usual. Leave the battery pack for at least 8 hours in the charger.

Hot/Cold Pack Delay

When the charger detects a battery that is too hot or too cold, it automatically starts a Hot/Cold Pack Delay, suspending charging until the battery has reached an appropriate temperature. The charger

then automatically switches to the pack charging mode. This feature ensures maximum battery life.

DEEP DISCHARGE PROTECTION

The battery pack is protected against deep discharging when it is used in the tool.

Important Safety Instructions for All Battery Packs

When ordering replacement battery packs, be sure to include catalog number and voltage. Consult the chart at the end of this manual for compatibility of chargers and battery packs.

The battery pack is not fully charged out of the carton. Before using the battery pack and charger, read the safety instructions below. Then follow charging procedures outlined.

READ ALL INSTRUCTIONS

•Do not charge or use battery in explosive atmospheres, such as in the presence of flammable liquids, gases or dust. Inserting or removing the battery from the charger may ignite the dust or fumes.

•Charge the battery packs only in DEWALT chargers.

•DO NOT splash or immerse in water or other liquids.

•Do not store or use the tool and battery pack in locations where the temperature may reach or exceed 40˚ C (105° F) (such as outside sheds or metal buildings in summer).

DANGER: Electrocution hazard. Never attempt to open the battery pack for any reason. If battery pack case is cracked or damaged, do not insert into charger. Electric shock or electrocution may result. Damaged battery packs should be returned to service center for recycling.

WARNING: Never attempt to open the battery pack for any reason. If battery pack case is cracked or damaged, do not insert into charger. Do not crush, drop or damage battery pack. Do not use a battery pack or charger that has received a sharp blow, been dropped, run over or damaged in any way (i.e., pierced with a nail, hit with a hammer, stepped on). Damaged

battery packs should be returned to service center for recycling.