Tweco 42 CutMaster Service Manual - Manual (Page 55)

TROUBLESHOOTING CUTMASTER 42
Manual 0-5171 6-19 Troubleshooting
6.17 Circuit Diagram
Re v
Revi
sion
By
Da
te
A
THERMADYNE
Co
mp
an
y
NOTE
:
TI
TLE:
CUTMASTER 42
230
V SING
LE PH
AS
E 50/60H
z
SCHEMAT
IC
In form
at ion
pr op
riet
ar y to
THER
MA
L DYNA
MI
CS CORPORAT
ION
No
t f or R ele as e Reproduc
tion
or
Dist
ribution
wi th ou t wr
iteen consen
t
Unless
ot herw
ise Specified resist
or s are in Oh
ms 1/ 4W
5%
Capacit
or s ar
e in
Mi
crof
ar ad s (UF) TH
ER
MA
L DYNA
MICS
IN DUST
RIA
L OA
RK
NO.
2
WE
ST
LEBANON,
NH
0378
4
603-298-5711
G
D
S
G
D S
G
D
S
1
3
4
5
62
7
1
2
3
4
5
6
7 DRIVE
SI
GN
AL
DRIVE
SI
GN
AL
1
2
3
4
5
1
2
3
4
5
HF
/Q
F
1 2 3 1 2 1 2 3 4
TE
ST
WV
OU
TP
UT
1
2
3
1
2
3
WV
OU
TP
UT
1
2
1234
FEED
BA
CK
SIGN
AL
WO
RK T O R C H
AC
230
V/
120V
IN
PU
T 50/60H
z
1
2
3
4
A
- +
GA
S SOL
EN
OI
D
12
DC
24
V
+
-
PILO
T
SO
UR
CE&TIP
1 2 U_
D
AC
1
V+
2
AC
3
V-
4
AC
1
V+
2
AC
3
V-
4
1
2
L
G
D S
OV
ER
TE
MP
ER
AT
UR
E
PRES
SU
RE SW
TO
RC
H
SW
OT PO
WE
R
DC
CU
RRE
NT
CO
NT
RO
L
AI
R
1234 1234
-1
5V
SG
+15V
+
+24V
1
2
3
TR
AN
SF IF
B
1
2
D_
po
rt
12
HF
OU
T
1 2
N/
A
12
1 2
1
2
3
4
5
6
XF
IF
/IN/
OU
T
1234
+
-
SG
+
-
SG
-1
5V
SG
+15V
FEED
BA
CK
SIGN
AL
1
2
Art # A-09396_AF
PIP
SW