Panasonic Ey7441 Operating Instructions Manual

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V.  ASSEMBLY
Attaching or Removing Bit
NOTE:
 When  attaching  or  removing  a  bit, 
disconnect battery pack from tool or 
place the switch in the center position 
(switch lock).
This tool is equipped with a keyless drill 
chuck.
1.  Attachment
  Insert the bit and turn the lock collar 
clockwise  (looking  from  the  front)  to 
tighten firmly until it stops clicking.
2.  Removal
 Turn the lock collar counterclockwise 
(looking  from  the  front),  then  remove 
the bit.
NOTE:
 If  excessive...

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CAUTION:
 
When  operating  the  tool  by  pulling  the 
trigger,  there  may  be  a  momentary  lag 
before rotation starts. This does not 
signal a malfunction.
*   This  lag  occurs  as  the  tool’s  circuitry 
starts  up  when  the  trigger  is  pulled 
for  the  first  time  after  installing  a  new 
battery pack or after the tool has not 
been  used  for  at  least  1  minute  (or  at 
least  5  minutes  when  the  LED  is  on). 
Rotation will start without any lag during 
second and...

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CAUTION:
 ●Check  the  speed  selector  switch 
before use.
 ●Use  at  low  speed  when  high  torque  is 
needed during operation. (Using at high 
speed  when  high  torque  is  required 
may cause a motor breakdown.)
 ●Do  not  operate  the  speed  selector 
switch  (LOW-HIGH)  while  pulling  on 
the  speed  control  trigger.  This  can 
cause  the  rechargeable  battery  to 
wear  quickly  or  damage  the  internal 
mechanism of the motor.
*   See  specifications  for  “MAXIMUM 
RECOMMENDED...

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Control Panel
(1)(3)
(2)
(1) LED light
Before the use of LED 
light,  always  pull  the 
power switch once.
Press 
 the LED light
button.
The  light  illuminates  with 
very low current, and it does not adversely 
affect  the  performance  of  the  tool  during 
use or its battery capacity.
CAUTION: ●The  built-in  LED  light  is  designed 
to  illuminate  the  small  work  area 
temporarily.
 ●Do  not  use  it  as  a  substitute  for  a 
regular  flashlight,  since  it  does  not 
have enough...

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life  dramatically.  The  driver  includes  a 
battery  protection  feature  designed  to 
prevent  excessive  discharging  of  the 
battery pack.
 ●The  battery  protection  feature  activates 
immediately before the battery loses its 
charge,  causing  the  battery  low  warning 
lamp to flash.
 ●If  you  notice  the  battery  low  warning 
lamp  flashing,  charge  the  battery  pack 
immediately.
 ●If it is started with too little battery power 
remaining,  the  tool  may  stop  operating...

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Battery charger
1.  Plug the charger into the AC outlet.
2. Insert the battery pack firmly into the 
charger.
1) Line  up  the  alignment  marks  and 
place the battery onto the dock on 
the charger.
2)  Slide forward in the direction of the 
arrow.
Alignment marks
3. During  charging,  the  charging  lamp 
will  be  lit.When  charging  is  completed, 
an internal electronic switch will 
automatically  be  triggered  to  prevent 
overcharging.
 ●Charging  will  not  start  if  the  battery 
pack...

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VII.  MAINTENANCE ●Use only a dry, soft cloth for wiping the unit. Do not use a damp cloth, thinner, benzine, or 
other volatile solvents for cleaning.
 ●In the event that the inside of the tool or battery pack is exposed to water, drain and allow 
to dry as soon as possible. Carefully remove any dust or iron filings that collect inside the 
tool. If you experience any problems operating the tool, consult with a repair shop.
VIII.  ACCESSORIES
Use only bits suitable for size of drill’s chuck.
IX....

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BATTERY PACK
Model No.EY9L41 EY9L42 EY9L44 EY9L45 EY9L50 EY9L51
Storage battery Li-ion Battery
Motor voltage 14.4V DC 
(3.6V x 4 cells) 14.4V DC 
(3.6V x 8 cells) 18V DC 
(3.6V x 10 cells)
BATTERY CHARGER
Model No. EY0L81
Electrical rating See the rating plate on the bottom of the charger
Weight 0.93 kg (2lbs)
Charging time EY9L41 EY9L42 EY9L44 EY9L45 EY9L50 EY9L51
Usable:45min Usable:30min Usable:50min Usable:65min Usable:50min Usable:65min
Full:60min Full:35min Full:65min Full:80min Full:65min...

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I.  INTRODUCTION
 Ces outils peuvent être utilisés pour 
serrer  des  vis  en  mode  embrayé, 
et  pour  percer  des  trous  dans  du 
bois et du métal en mode perceuse. 
Le  modèle  EY7940  peut  aussi  être 
utilisé  pour  percer  des  trous  dans 
du  béton  mou  et  des  matériaux 
similaires en mode percussion.
II.   CONSIGNES 
DE SECU RITE 
GENERALES
  AVERTISSEMENT! Veuillez lire 
toutes les instructions.
Si les instructions détaillées ci-dessous 
ne  sont  pas  observées,  cela  peut...

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2) Evitez  tout  contact  physique  avec 
les  surfaces  mises  à  la  terre  telles 
que  tuyaux,  radiateurs,  micro-
ondes et réfrigérateurs.
  Il y a un risque d’électrocution 
supplémentaire  si  votre  corps  est  mis 
à la terre.
3)  N’exposez  pas  les  outils 
mécaniques  à  la  pluie  ou  à  des 
conditions humides.
  De l’eau pénétrant dans un outil 
mécanique  augmente  le  risque 
d’électrocution.
4)  Ne  malmenez  pas  le  cordon. 
N’utilisez  jamais  le  cordon  pour 
transporter,...