Lincoln Electric K2447-1 Welder User Manual


 
Py
thon-
P
lus
O
wner's Manual -
P
a
g
e
2
S
ection B
Op
eratio
n
G
eneral
T
he P
y
thon
g
un maintains a constant, stead
y
, uni
f
orm wire
f
eed speed,
re
g
ardless of curved or looped wire conduit. The constant push exerted b
y
t
he slave motor in the cabinet, combined with the pull o
f
the torch motor,
causes the wire to literall
y
oat
f
riction-
f
ree throu
g
h the wire conduit. The
24VDC torch motor is controlled b
y
a three and three-quarter
(
3 3/4
)
turn
potent
i
ometer
i
n t
h
e torc
h
h
an
dl
e.
C
ontrols and Settin
gs
Potentiomete
r
T
he laterall
y
-positioned potentiometer is located in the lower end of the
handle, providing up to 800 ipm with 3 3/4 turns.
M
icro
S
witc
h
T
he micro switch assembl
y
consists of the micro switch, and leads.
Trigger Sensitivity
T
he amount o
f
trigger level travel can
be shortened
f
or a "
q
uicker" or "more
res
p
ons
i
ve
"
act
i
on.
A
more sensitive trigger lever is produced
b
y
reducin
g
the
g
ap between the
t
r
i
gger
l
ever an
d
t
h
e m
i
cro-sw
i
tc
h
l
ever.
By turning-in the Trigger
S
ensitivity
A
d
j
ustment
S
crew, it closed the
g
ap
b
etween t
h
e tr
i
gger
l
ever an
d
t
h
e m
i
cro-
sw
i
tc
h
l
ever.
T
his well enable the o
p
erator to increase
t
he sensitivity of the trigger lever.
S
ensitivit
y
Ad
j
ustmen
t
With the wire feeder turned on (with or
without welding wire loaded
)
, turn the
sc
r
e
w in
u
ntil th
e
mi
c
r
o
-
s
wit
c
h i
s
ac
tiv
a
t
ed
.
Once activated, the gun and wire feeder
motors will begin
f
eeding wire. Retract
t
he screw accordin
g
l
y
until the s
y
stem is
d
eact
i
vate
d
an
d
a
dj
uste
d
to t
h
e operators
'
liki
ng.
D
r
i
ve
R
o
ll
an
d
Idl
er
R
o
lls
Ge
n
e
r
al
Th
e
Py
t
h
on
g
un comes stan
d
ar
d
w
i
t
h
a
k
nur
l
e
d
d
r
i
ve ro
ll
an
d
a
g
roove
d
idl
er
roll
,
which will handle both steel and aluminum wire with diameters
f
rom
.030-1
/
16 inch.
O
ptional insulated V-
g
roove drive rolls are also available
f
or
aluminum wire if desired
(
see Optional Kits
)
.
D
r
i
ve ro
ll
tens
i
on
i
s accomp
li
s
h
e
d
w
i
t
h
a un
i
que spr
i
ng-
l
oa
d
e
d
pressure
screw. The P
y
thon comes
f
rom the
f
actor
y
with the pressure ad
j
ustment
screw
p
reset.
N
O ADJUSTMENT IS RE
Q
UIRED FOR ALL SIZES
AND TYPE
S
O
F WIRE
S
.