Panasonic Cordless Impact Driver/Cordless Impact Wrench EYFLA4A, EYFLA4AR, EYFLA5A, EYFLA5AR, EYFLA5Q, EYFLA5QR, EYFLA6J, EYFLA6JR, EYFLA6P, EYFLA6PR, EYFMA1P, EYFMA1J Operating Instructions

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) Other• B i t   a n d   s o c k e t   c o n d i t i o n :   M a t e r i a l , 
amount of play, etc.
•

  U s e   o f   a   u n i v e r s a l   j o i n t   o r   s o c k e t 
adapter
•

  U s e r :   M a n n e r   i n   w h i c h   t h e   t o o l   i s 
applied  to  the  bolt,  strength  with  which 
the  tool  is  held,  manner  in  which  the 
tool’s switch is engaged
•

  Condition of object being tightened: Ma-
terial, seating surface finish
Setting the tool to configuration mode
1....

- 1 - 
• You  can  select  from  30  torque  clutch 
settings (1 to 30).
•
  Use  figures  from  the  Tightening  Torque 
Chart  to  guide  your  selection  of  torque 
clutch setting. (See the following tighten-
ing torque chart)


.  Press  the  OK  button  to  accept  the  select -
ed torque clutch setting.  •
  The  control  panel  will  stop  flashing  and 
light up.
CAUTION: •
  You  must  press  the  OK  button  in  order 
for the selected setting to take effect.
•

  Be  sure  to...

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Snug point detection level guidelines
Display Snug point detection levelApplications (reference)
L1 Low 
(Use for work characterized by low loads  before the snug point is reached.) •
  
Tightening  bolts  in  materials  that  are 
easily cracked or deformed, etc.
L
 High 
(Use for work characterized by high 
loads before the snug point is reached.) •
  
Tightening  bolts  in  materials  with  mis -
aligned holes, etc.
•

  Tightening self-tapping screws, etc.
 
Display Battery indication...

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Radio  signal  range  limitation  function 
on/off  setting  (EYFLA4AR,  EYFLA5AR, 
EYFLA5QR, EYFLA6PR)
1.
 Set the tool to configuration mode.
  (See page 11.)
.  Press the format button.
•  The control panel will begin flashing.
Display: The letter “F” flashes on and off.
Battery  indication  lamp:  The  upper  and 
lower bars of the battery flash on and off.
 
Display Battery indication lamp
3. Press the format button again. 
•  Radio  signal  range  limitation  function 
on/off setting...

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Checking tool circuits
1. Press the torque level button. 
•  Control panel display
Display: The torque set display lights up. 
Battery  indication  lamp:  The  middle  and 
lower bars of the battery flash on and off.
Display Tool circuit
H6 EYFLA4
H7 EYFLA5
H8 EYFLA6
H9 EYFMA1 NOTE:
•
  If you engage the switch while a setting 
is being displayed, the control panel will 
revert  to  the  torque  clutch  setting  dis-
play. 
CAUTION: •
  The  torque  set  display  is  not  intended 
to  be  used...

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[Battery Pack]
For Appropriate Use of Bat­
tery Pack
Li­ion Battery Pack
• For optimum battery life, store the Li-ion bat-tery pack following use without charging it.
• When  charging  the  battery  pack,  confirm  that  the  terminals  on  the  battery  charger 
are  free  of  foreign  substances  such  as  dust 
and  water  etc.  Clean  the  terminals  before 
charging the battery pack if any foreign sub-
stances are found on the terminals. 
  The  life  of  the  battery  pack  terminals  may...

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VII. ACCESSORIES
Charger
• EY0L80
•  EY0L81
Battery pack
•
  EYFB30
•  EYFB40
Remote control
•
  EYFA30 Protector for tool
•

 EYFA01-A (Blue)
•  EYFA01-Y (Yellow)
•  EYFA01-H (Gray)
•  EYFA01-G (Green)
Protector for battery
•
  EYFA0-H
•  EYFA04-H
Assembly Qualifier
•
  EYFRZ01
•  EYFR0
Federal  Communications  Commission  Interference 
Statement
This equipment has been tested and found to comply with the limits for a Class B digital device, 
pursuant to part 15 of the FCC Rules....

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VIII. SPECIFICATIONS
MAIN UNIT
Model EYFLA4EYFLA5EYFLA6 EYFMA1
A AR A AR Q QR P,J PR,JR P,J
Motor 10.8 V DC14.4 V DC
Chuck 
size Single-
ended9 – 9.5 mm
(

3/64" – 3/8") 9 – 9.5 mm
(
3/64" 
– 3/8") □
9.5 mm
(3/8") □
1 .7 mm 
(1/") □
1 .7 mm (1/")
Double-
ended 1
  mm (15/3") 1 mm
(15/3")
No load 
speed Stage 1

3
4 – 8
9 – 30·F0 – 950
0 – 1300
0 – 1450
0 – 1550
0 – 

300 1

3
4 – 30·F
0 – 1300
0 –...

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Remote control (not included with shipment)
ModelEYFA30
Battery voltage 3 V DC
Dimensions 54 mm (
 -1/8") × 86 mm (3-3/8") × 10 mm (13/3")
Weight (with battery) Approximately 
 9 g (0.6 lbs)
Assembly Qualifier (not included with shipment)
Model EYFRZ01EYFR0 
Rating See the rating plate on the bottom of the Assembly Qualifier.
Dimensions
359 mm (14-1/8") × 30 mm (9-1/16")  × 89 mm (3-1/") 10 mm (4-3/4") × 60 mm (10-1/4") 
×...

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I. CONSIGNES  DE  SECU­
RITE GENERALES
 AVERTISSEMENT!  Veuillez  lire  tou­
tes les instructions.
Si les instructions détaillées ci-dessous ne sont 
pas observées, cela peut entraîner une électro-
cution, un incendie et/ou des blessures graves. 
Le terme “outil mécanique” utilisé dans tous les 
avertissements ci-dessous se réfère aux outils 
mécaniques opérés par cordons d'alimentation 
et par batterie (sans fil).
CONSERVEZ  CES  INSTRUC­
TIONS
Sécurité de la zone de travail
1)  Gardez...