Bit-locking function, Charging, Ni-mh battery pack (ey9251) – Panasonic EY6450 User Manual

Page 6: Battery pack life

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Use at low speed when strong

force is needed dur ing opera-

tion. (Using at high speed while a

strong force is applied may cause

a motor breakdown.)

Do not operate the speed selector

switch (LOW-HIGH) while pulling

on the speed con trol trigger. This

can cause the rechargeable bat-

tery to wear quickly or damage the

inter nal mechanism of the motor.

* S e e a p p e n d i x f o r “ R E C O M -

MENDED SPEED SELEC TION”.

NOTE:

When the brake operates, a braking

sound may be heard. This sound

indicates engagement of the bit lock.

CAUTION:

To eliminate excessive tempera-

ture increase of the tool surface,

do not operate the tool continu-

ously using two or more battery

packs. Tool needs cool off time

before switching to another pack.

Do not close up vent holes on body

sides of the body during operation.

Otherwise, the machine function is

adversely affected to cause a fail ure.

Do NOT strain the tool (motor). This

may cause damage to the unit.

Use the machine in such a way as

to prevent the air from the body vent

holes from blowing directly onto your

skin. Otherwise, you may get burnt.

When operating with a Ni-MH bat-

tery pack, make sure the place is

well-ventilated.

Bit-locking function

Bit-locking function

1. With the trigger switch not engaged

and a screwdriver bit locked in

place, the tool can be used as a

manual screwdriver (up to 22.6 Nm,

230 k f-cm, 199 in-lbs).

There will be a little play in the

chuck, but this is not a malfunction.

2. This feature is handy for tightening

screws that require more torque than

the maximum torque of the driver

(position on the clutch), for confirm-

ing the tightness of a screw or to

loosen an extremely tight screw.

For Appropriate use of

For Appropriate use of
Battery pack

Battery pack

Ni-MH Battery pack (EY9251)

Charge the Ni-MH battery fully before

storage in order to ensure a longer

service life.

The ambient temperature range is be-

tween 0°C (32°F) and 40°C (104°F).

If the battery pack is used when the

battery temperature is below 0°C

(32°F), the tool may fail to function

properly. In that case, charge the bat-

tery until charging is completed for

appropriate functioning of the battery.

When battery pack is not in use,

keep it away from other metal objects

like: paper clips, coins, keys, nails,

screws, or other small metal objects

that can make a connection from one

terminal to another.

Shorting the battery terminals togeth-

er may cause sparks, burns or a fire.

When operating with a Ni-MH bat-

tery pack, make sure the place is

well-ventilated.

Battery Pack Life

The rechargeable batteries have

a limited life. If the operation time

becomes extremely short after

recharging, replace the battery pack

with a new one.
NOTE:

Use under extremely hot or cold

condi tions will reduce operating

capacity per charge.

Charging

Charging

NOTE:

When you charge the battery pack for

the first time, or after prolonged stor-

age, charge it for about 24 hours to

bring the battery up to full capacity.

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