To be handed to the workshop
Operating instructions
for the Electric Screwdriver
ASs
648-1, ASs 648-1d
and for ASs 748-1, ASs 748-1d
(42
Volts)
1.
Tec
h
nical
Data
Type
of
curr
e
nt:
~
(AC)
Doubl
e
insul
a
tion
according
to
VDE
0740
Radi
o s
uppressed
a
ccording
to
VDE
0875
ASs
648-1 d
ASs
748-1 d
for i
ro
n scr
ew
s
for
wo
od
scre
ws
max.
to
rq
ue S
pee
d R.P.M.
Input
T
oo
l I Net
we
ight
Ty
pe
up
to
up
to
a
pp
rox.
ho
lder
in
. I
mm
in.
I
mm
kpm
1) Ift.
lb
s.
full
load
Ino
lo
ad W a
tts
mm I
lbs
I
kg
--
'
ASs
648-1/748-1 3/s 10 s;,6 8 5 36.2 250 600 400
11
0 7.48 3.4
ASs
648-1 d
/7
48
-1
d '/• 6
YJ
s;,
6 8 5 36.2 950 2270 400
110
8.2 3.7
1) h
ar
d
base
2) f
or
self-
drill
ing
and
-t
a
pping
s
crew
s
2.
Connection
Main
vo
lt
age
must
c
orr
e
spond
to t
he
op
e
ration
vo
lt
age
mark
ed
on
th
e ra
tin
g
pl
ate.
Swit
ch
in
"Off
"
po
s
ition
.
To
p
reve
nt
overbridging
of
the
protecting
insulation,
no
addi-
tionul ma
rking
plates
and
s
igns
must
be
rivet
ed
or
scr
ewed.
W e
recommend
the
use
of
transfers
.
The
sc
r
ewdri
ve
r
is
provided
with
a
re
v
ersing
switch
for
clock-
wis
e
and
anticlo
c
kwise
rotation
.
It
must
not
be
op
e
rat
ed
when
th
e
ma
c
hin
e is
running
.
Ad
justme
nt
of
the
torque:
The
machmes
are
provided
with
a
simple
jaw
clutch
coupling
.
The
torque
is
adjusted
by
changing
the
posit
i
on
of
the
clutch
claws;
the
de
e
per
the
gripping
of
th
e
claw,
th
e
high
er
the
torqu
e.
In
or
de
r to
adju
st
th
e
cl
a
ws,
tu
rn
s
cre
w
(51)
,
after
h
av
ing
sc
rewed
off
th
e
re
ta
in
er ri
ng
(59),
th
e
guid
e
bushin
g (58) and
th
e b
ear
in
g sl
ee
ve
(53)
an
d l
oose
d
threa
d
pin
(52).
The t
orq
ue is depe
nd
ent
on
th
e
pr
e
ssur
e
of
th
e
screw
dri
ver
against
th
e
screw
.
BE
41
2/e
GW
6.73
3.
Maintenance
and
Lubrication
Before carrying
out
any
maintenance
work
pull
out
plug.
Aft
er 300
working
hour
s
clea
n a
ir
o
pe
ni
ngs
of
th
e
mo
t
or
hou
s-
in
g. Bl
ow
out
m
otor
w
it
h
dr
y
pn
eumatic
air.
R
enew
th
e
gear
gr
e
as
e.
Loos
en
screws
(75, 76) a
nd
ta
ke
off
gear
hea
d.
Onl
y use t
he
Fe
in
spe
cial
gr
ea
se
Sst
1.
Qua
n
tit
y
of
gr
e
as
e : 60 g.
Ord
er referen
ce
for
tub
e
of
app
rox.
90 g : MZ 60-3/
Sst
1.
After
900
working
hours
cle
an
ma
c
hin
e thoro
ug
hl
y.
Rin
se
ge
ar
s
a
nd
b
ea
r
in
gs
in
cl
ean
solven
t a
nd
p
ack
wi
th
fres
h
gre
ase
Sst
1.
The
sp
a
ce
between
inn
er
and
outer
ring
is
to
be
one
third
filled
with
gre
as
e
in
order
that
the b
earings
do
not
overhe
at.
Dism
a
ntling
see
paragr
a
ph
4.
Cle
an
electri
c parts
onl
y d
ry
.
Rep
l
ace
car
bon b
rus
hes
whe
n
th
ey
h
ave
worn
d
ow
n
to
7
mm
(0
.28
in
.)
. To re
plac
e
brush
es s
ee
para
graph
4,
se
c
tio
ns
1 a
nd
3.
