User Manual
8 ENGLISH
ASSEMBLY
CAUTION: Always be sure that the tool is
switched off and the battery cartridge is removed
before carrying out any work on the tool.
Selecting correct impact socket
Alwaysusethecorrectsizeimpactsocketforboltsand
nuts.Anincorrectsizeimpactsocketwillresultininac-
curateandinconsistentfasteningtorqueand/ordamage
to the bolt or nut.
Installing or removing socket
►Fig.9: 1. Socket 2. Square drive
Toinstallthesocket,pushitontothesquaredriveofthe
tool until it locks into place.
Toremovethesocket,simplypullitoff.
Installing hook
►Fig.10: 1. Groove 2. Hook 3. Screw
Thehookisconvenientfortemporarilyhangingthetool.
Thiscanbeinstalledoneithersideofthetool.Toinstall
the hook, insert it into a groove in the tool housing on
eithersideandthensecureitwithascrew.Toremove,
loosen the screw and then take it out.
OPERATION
CAUTION: Always insert the battery cartridge
all the way until it locks in place.Ifyoucanseethe
red indicator on the upper side of the button, it is not
lockedcompletely.Insertitfullyuntiltheredindicator
cannotbeseen.Ifnot,itmayaccidentallyfalloutof
thetool,causinginjurytoyouorsomeonearound
you.
►Fig.11
Holdthetoolrmlyandplacetheimpactsocketover
theboltornut.Turnthetoolonandfastenfortheproper
fastening time.
Theproperfasteningtorquemaydifferdependingupon
thekindorsizeofthebolt,thematerialoftheworkpiece
tobefastened,etc.Therelationbetweenfastening
torqueandfasteningtimeisshowninthegures.
Proper fastening torque for standard bolt
1
N•m
(kgf•cm)
2
20
(200)
40
(410)
60
(610)
80
(820)
100
(1020)
120
(1220)
140
(1430)
160
(1630)
180
(1840)
01
23
M16
M14
M12
M10
M8
M8
M10
M12
M14
M16
1.Fasteningtime(second)2. Fastening torque
Proper fastening torque for high tensile bolt
01
23
2
N•m
(kgf•cm)
1
20
(200)
40
(410)
60
(610)
80
(820)
100
(1020)
120
(1220)
140
(1430)
160
(1630)
M12
M10
M8
M12
M10
M8
180
(1840)
1.Fasteningtime(second)2. Fastening torque