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AStx 649
To be handed to the workshop
Operating instructions
for the Electric Power Hack Saw type AStx 649
and AStx 7 49 (42 Volts)
and for AStxe 649 with infinitely variable speed control
1.
Technical Data
Ty
pe of current
:
single
pha se
A .C. (-)
Incisions
Strok
e
Type
per minute
I
in.
I
I
AStx 649/649
I
350
2
3
/a"
AStxe 649
I
100-350
2. Construction
The
h ack saws
A Stx
649 and
AStxe
649 ar
e
elect rical
tools of
the class II. In
a
ddition to
the
normal
insulation
the
tool
is
e
quippe
d
w
ith a furth er
pro tective insula
tion
.
Thereby
the
touchable
extern
a
l m et
al
h
ousing is
separ
a
te
d from
all interna
l
parts, which can become
live
in case of failure. The dustproof
switch is built
into the
plastic
handle
.
The tool must not b
e
earthed and
has
to b
e
connected
w
ith
a two-core ca ble w
ithout
earth
wire
, so that the m et
a
l
ca
sing can nev
er
b
ecome
liv
e if the
tool is
wrongly conne cte
d.
The
m
achine is
r
a
dio
suppre sse
d in
accordance w
ith r
adio
inter-
fe
r
ence V DE
0875.
The
protective
insulation is
te
sted with
the
p rescribed test
voltage of 4000 V.
To prevent the overbridging of
the
insulation
no
a dditiona
l
marking
pla
tes and signs must b
e r ivete
d or screwed on
the
housing. W
e
r ecommend
the
u
se
of tran sfers
only
.
3. Taking
the
tool into service
Main voltage must
co rre
spond to
the ope
rating voltage marked
on the rating
plate.
It
is
quite
possible
to connect
the
m achine
to
safety
sockets
as w
ell
as to
light
sock ets without
protective
contact.
Switch must be
in
the "Off"
po
sition when connecting
It
is
a dv ise
d
t
o
fix the
h
ack saws on clamping
dev
ices. Th
e
bolt
of
the
clamping
device
w
ill
be p
laced
in
th
e
cross h ole of
BE
411/e
BX
2.
73
Printed in G
ermany
Input
Output
Weight
mm
Watts
Watts
lbs.
I
kg
14.5
6.6
60
750
480
15.2
6.9
I
I
the gear
head cover
(70)
and
fix
ed with the adj usting ring
(76).
To
allow p
roper cutting and avoid
damages
of
the
saw
blade,
the work p
iece must b
e fixed
strongly.
When cutting, the
saw
bla de
h as to b
e coole
d
by
suds or
oil. Choose
t
he
clamp ing
dev
ice
an
d the saw bla de
according
to kin
d
and s
ize
of
the work
p iece.
AStxe 649: Regulate incisions with knob
. Low st
roking speed
for
ch
rome nick
el,
m etals
of
high
strength,
and g rey cast iron.
High stroking speed for
copper,
brass,
alu
.
..
4.
Application of the Clamping Devices
For pip
es
up to
6
"
(1 50 mm) u
se the cla mping device
S 14-10-1.
The clamping chain (14)
is to
be
lead
around
the
p ip
e
and must
then
be fix
ed in the
hooks
of the
strap. By
aid
of the curv
ed
han dle (65)
chain has to be
t
ightened. Now set
the
hack
saw on
the
supp orting bolt (20) of
the
clamping
head
(1
9). The
clamping
h
e
ad
is adj ustable
and can
be swivelle
d
(for obliqu
e
cut).
Fo
r p rofiles
up
to
270 mm (1 0 ")
height
u
se the
clamping d
evice
S
14-20-2.
This construction conforms to
a
p
a
rallel
v
ice.
The j aws (10 and 11) as well as the clamping h
e
ad (19)
a
re
adjustable
.
For larger
p
ipes of 6
"
-
12
7
/
a"
OD (150 to 325 m
m) use clamping
device
S
14-37-2 and
a saw
blade of 20
"
(500 mm)
le
ngth
.
Instead
of
the
h
a ndle (99)
y
ou can
fix
a
saw
b lade
guide
S
14-35-3
at the
ge
ar
h ead
of
th
e
h
ack saw,
w
hich
assure
s t
he
1,5
m
m saw bla de a
good
guide
(see
p
age 428 a)
.
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