Panasonic Cordless Impact Driver/Cordless Impact Wrench EYFLA1A, EYFLA2A, EYFLA2Q, EYFLA3J Operating Instructions

							
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• 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  verify  the  new  value  after 
changing the setting. (See page 11.)
Tightening  Torque  Chart  (for  Reference 
Use)
The values illustrated on this chart were mea-sured  under  the  conditions  described  below and  are  provided  for  reference  purposes. Actual  tightening  torque  varies  with  ambient conditions (the particular bolt being tightened, hardware  being  used,  method  of  holding  the bolt in place, etc.).
0
10
20
30
40
50
60
EYFLA1 (M6)
EYFLA2 (M6)EYFLA1 (M8)
EYFLA2 (M8)
EYFLA3 (M8)
EYFLA3 (M10)
N • m
1 23 45 67 89 10 1112 13 1415 16 1718 19 20 2122 23 2425 262728 29 30
Measurement conditions
• Temperature: Room temperature ( 0°C/68°F)
Using the Interval Set
•  The  interval  set  op erates  to  prevent  the  tool 
from  operating  after  it  automat ically  stops  as 
a result of the torque control fun ction, even if 
the switch is engaged.
1.  Set the tool to configuration mode.
  (See page 10.)
.  Press the interval set button.
•  The control panel will begin flashing.
Display: The number 0 flashes on and off.Battery  indication  lamp:  The  middle  bar of the battery flashes on and off.
 
Display
Battery indication lamp
3.  Press  the   and   buttons  to  set  the desired time.
ButtonsDisplaySeconds
303
10.1
0Off
4.  Press  the  OK  button  to  accept  the  select
-ed setting. 
•  The  control  panel  will  stop  flashing  and 
light  up,  and  the  torque  clutch  setting will be displayed.
CAUTION:
• Be  sure  to  verify  the  new  value  after 
changing the setting. 
Initializing All Settings
Factory settings
• Torque  clutch  setting:  “F”  (torque  con
-trol function off)
•  Interval setting: 0 (off)
•  This  section  explains  how  to  revert  all  tool 
settings to their default values at the time of shipment from the factory. 
•  The error display will be turned off.
1.  Set the tool to configuration mode.
  (See page 10.)
.  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 
						

							
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3. Press  the  OK  button  to  accept  the  select-ed setting. 
•  The  control  panel  will  stop  flashing  and 
light up. 
Checking Tool Settings
• This  section  describes  how  to  have  the 
tool  display  current  settings  for  approx-i m a t e l y   3   s e c o n d s   w h e n   t h e   t o o l   i s stopped.
•  You  cannot  check  tool  settings  when  the 
control  panel  is  turned  off.  First,  engage the switch briefly to reactivate the display.
Checking the torque clutch setting
1.  Press the torque set button. 
•  Control panel display
Display: The torque set lights up.Battery indication lamp: The upper bar of the battery flashes on and off.
Checking the interval
1.  Press the interval set button.
•  Control panel display
Display: The interval set lights up.Battery  indication  lamp:  The  middle  bar of the battery flashes on and off.
Checking tool circuits
1.  Press the torque set 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.
DisplayTool circuit
H
EYFLA1
H3 EYFLA
H4EYFLA3
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  to  identify  the  type  of  drive component  parts  (hammer,  etc.)  used in a particular tool. 
						

							
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Error Display
In the event of a tool or battery pack malfunction, the control panel will display an error message. Please  check  the  tool  or  battery  pack  as  described  in  the  following  chart  before  having  them serviced.
DisplayLikely causeCorrective action
Setting errorRe-initialize the tool using the 
remote control. (See page 1.)
The battery pack is too hot.Stop work and allow the battery pack to cool before resuming use of the tool.
The tool is too hot to operate.Stop work and allow the tool to cool before resuming use.
The contacts that connect the battery pack and tool are dirty.Remove any dirt.
The battery pack has not been properly inserted into the tool.Insert the battery pack firmly into the tool.
The pins on either the tool or battery pack have worn down.Replace the battery pack.
Motor failure, etc.Stop using the tool immediately.
Sensor malfunction, failure, etc.
Tool circuit malfunction, failure, etc.
[Battery Pack]
For Appropriate Use of Bat­
tery Pack
Li­ion Battery Pack (EYFB30)
• 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  be 
affected  by  foreign  substances  such  as  dust and water etc. during operation. 
• 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  con-nection from one terminal to another.
  Shorting  the  battery  terminals  together  may 
cause sparks, burns or a fire.
• 
When  operating  the  battery  pack,  make  sure the work place is well ventilated.
• 
When  the  battery  pack  is  removed  from  the main  body  of  the  tool,  replace  the  battery pack  cover  immediately  in  order  to  prevent dust  or  dirt  from  contaminating  the  battery terminals and causing a short circuit. 
						

							
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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.
Battery Recycling
ATTENTION:
FOR Li­ion Battery Pack, EYFB30A  Li-ion  battery  that  is  recyclable  powers the product you have purchased.Please  call 1­800­8­BATTERY  for  infor-mation on how to recycle this battery.
[Battery Charger]
Charging
Read the operating manual for Panasonic bat-tery charger for the battery pack before charg-ing.
Before  charging  the  bat­
tery
When charging EYFB30:Charge  the  battery  at  a  temperature  of  5°C (41°F) to 40°C (104°F).
The  battery  pack  cannot  be  charged  at  a  tem-perature  of  less  than  5°C  (41°F).  If  the  tem-perature  of  the  battery  pack  is  less  than  5°C (41°F),  fi rst  remove  the  battery  pack  from the  charger  and  allow  it  to  sit  for  an  hour  in  a location where the temperature is 5°C (41°F) or warmer. Then charge the battery pack again.
VI. 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.
VII.  ACCESSORIES
Charger
• EY0L80
Battery pack
• EYFB30
Remote control
• EYFA30
Protector for tool
• EYFA01-A (Blue)
• EYFA01-Y (Yellow)
• EYFA01-H (Gray)
Protector for battery
• EYFA0-H 
						

							
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VIII. SPECIFICATIONS
MAIN UNIT
ModelEYFLA1 EYFLAEYFLA3
AAQJ
Moter10.8 V DC
Chuck sizeSingle-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/")
Double-ended 1 mm (15/3")
1 mm
(15/3")
No load speedStage13 – 56789 – 30·F
0 – 9500 – 10000 – 10500 – 13000 – 14500 – 1550
0 – 300
134 – 30·F
0 – 13000 – 14500 – 1550
0 – 3000 – 300
Impact per minuteStage13 – 56789 – 30·F
0 – 19000 – 1950
0 – 100
0 – 500
0 – 800
0 – 30000 – 4000
134  – 30·F0 – 500
0 – 8000 – 30000 – 3600
0 – 3000
Maximum torque40 N·m (408 kgf-cm, 354 in-lbs)90 N·m (918 kgf-cm, 796 in-lbs)
10 N·m (14 kgf-cm, 
106 in-lbs)
Torque control function operating range Approx. 3 –  N·m 
(31 – 4 kgf-cm, 
7 – 195 in-lbs)Approx. 6 – 30 N·m (61 – 306 kgf-cm, 
53 – 66 in-lbs)Approx. 16 – 53 N·m (163 – 540 kgf-cm, 
14 – 469 in-lbs)
Overall length 158 mm (6-7/3")164 mm (6-7/16")
Weight (with battery pack: EYFB30)1.3 kg (.8 lbs)1.35 kg (.9 lbs) 
						

							
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BATTERY PACK (not included with shipment)
ModelEYFB30
Storage batteryLi-ion battery
Battery voltage10.8 V DC (3.6 V/6 cells)
Capacity3 Ah
BATTERY CHARGER (not included with shipment)
ModelEY0L80
RatingSee the rating plate on the bottom of the charger.
Weight0.95 kg (.1 lbs)
[Li­ion battery pack]
Charging time3 Ah
10.8 V
EYFB30Usable: 40 min.
Full: 65 min.
Remote control (not included with shipment)
ModelEYFA30
Battery voltage3 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)