Lincoln Electric IM640 SAE400 Weld'n Air - Manual (Page 30)

F-1 WIRING DIAGRAMS
SAE400 & SAE400 WELD ’ N AIR
F-1
B
239 En
a
b
le TER
M
INA
L
C
o
m
p
re
sso
r
IG
N
ITE
R
CO
LD
B
233
T
H
ER
MOST
A
R
T
B
B
-
ST
A
R
T
T
H
ER
MOST
A
R
T
230 W
30
B
B
229
B
234
220
B
B
ID
L
E
R
SW
IT
C
H
IN
D
J2
PROTECTI
ON
P.C.
BOA
R
D
IDLER/ENGINE
J1
+
TO
TO
RO
ID
2 C
R
R
EED
REL
A
Y
R
G
R
O
UND S
C
R
E
W
B
ST
A
R
T
IN
G
P
ressu
re
SW
.
TO
CO
NTRO
L PA
NE
L
B
232
G
243
B
SW
IT
C
H
240
B
-
W
IRI
NG D
IA
G
RA
M
-
SA
E-
400 W
E
LD'
N
A
IR
236
226
U
231
222
U
S
G
B
228
G
W
R
241
242
B
B B
R
4
238
G
W
TO
FLA
S
HING
DI
O
D
E
E
N
G
INE HO
UR
ME
TE
R
2 3
3
G
B
B
221
G
IG
NI
TI
O
N
9
8
5A
7
6
5B
5
1
86 85 87
87a
A
S
R
E
Q
U
IR
E
D
:
DAIL
Y
CHECK
S:
-
Cl
u
tch
Com
pr
e
ssor
B
LE
A
D
COLO
R CO
DE
G
-
FUE
L I
N
JE
CTI
O
N
P
U
M
P
FUE
L
S
HUT
+
T
E
M
PER
A
T
U
R
E
GA
GE
MOT
O
R
EN
GI
N
E
T
E
M
P
.
SEN
SOR
B
1
10
G
4
O
F
F V
A
LVE
+
S
W
IT
C
H
(N
.C
.)
O
IL PRESS
URE
+
+
M19232
5C
G
W
R
237
2
A
L
TE
RNA
TO
R
SOL
EN
OI
D
IDLE
R
G
E
N
E
RAL
M
AINT
E
NANCE
I
N
S
TRUCT
IO
N
S
F
O
R
E
N
G
IN
E
AND
M
O
T
O
R
DR
IV
E
N
ARC
W
E
LD
IN
G
P
O
W
E
R
S
O
URCE
S
.
11-
01
M
AINT
E
NANCE
I
N
S
TRUCT
IO
N
S
B
Y
AM
M
E
T
E
R
B
Fuse (10A
)
B-
BLA
CK O
R
G
R
A
Y
G-
GR
EEN
N
-BROW
N
R
-RE
D OR PI
NK
U-
BLUE
W-
WH
IT
E
Y
-Y
E
LLO
W
B
235
PART
S
CAN I
N
J
URE
MO
V
IN
G
m
a
inte
n
a
nc
e
wo
rk
.
m
a
in
te
n
a
n
ce w
o
rk
u
n
less
th
e
mai
n
ten
an
ce w
o
rk
K
eep
h
a
n
d
s,
h
a
ir
, cl
o
th
in
g
an
d
t
o
o
ls aw
ay
re
qui
re
s
i
t
to
be
run
n
in
g.
Tu
rn
th
e engi
n
e
or
i
n
put
pow
er
OFF b
e
fo
re
Hav
e onl
y q
u
al
if
ie
d
per
so
nnel
p
e
rf
or
m
W
ARNIN
G:
fr
o
m
m
o
v
in
g
p
a
rt
s,
an
d
i
n
su
re
al
l g
u
ar
d
s
o
r
co
v
e
rs
ar
e r
e
p
laced
af
te
r ser
v
ici
n
g
.
E
n
g
in
e
oil, c
o
o
la
n
t,
a
ir c
le
a
n
e
r a
n
d
fu
e
l
A
ll
eq
u
ip
m
en
t
in
ser
v
iceab
le
co
n
d
it
io
n
.
W
e
ld
in
g
cab
le
co
n
n
ect
io
n
s
ar
e
ti
g
h
t.
st
ra
in
er
ar
e at
p
ro
p
er
o
p
er
at
in
g
l
e
v
e
l an
d
cl
ean
.
B
lo
w
d
u
st
fr
o
m
m
ach
in
e u
s
in
g
cl
ean
l
o
w
p
ressu
re
ai
r.
Cl
ean co
m
m
u
ta
to
rs
or
sl
ip
r
ing
s wi
th
fi
n
e
sand
paper
-
N
O
T
EMER
Y
CL
O
T
H
.
S
e
e
O
p
e
ra
ti
n
g
M
a
nu
a
l fo
r i
n
s
tr
u
c
ti
on
s
.
R
e
pl
ace b
rushes b
e
fo
re
the p
igt
ai
ls
ar
e wi
th
in
1/
4"o
f
th
e com
mut
a
to
r.
See Oper
at
in
g
Man
ual
fo
r i
n
st
ru
ct
io
ns.
WA
R
N
IN
G
U
n
cont
ro
lle
d
rel
ease of
door
r
est
rai
nt
cor
ds can cause i
n
ju
ry
.
K
eep secur
e hol
d of
cor
d,
and keep f
ace aw
ay
from
cor
d
w
h
en hook
ing or
r
el
easi
ng hook
.
NOTE:
This diagram is for reference only
. It may not be accurate for all machines covered by this manual.
The
specific diagram for a particular code is pasted inside the machine on one of the enclosure panels.