CIGWELD 170Oi, Service Manual, Page: 86 / 92

TRANSTIG 170Pi
APPENDIX A-2 Manual 0-5242
APPENDIX 2: TRANSTIG 170PI CIRCUIT DIAGRAM
Q1
T1
4
A N
E
EM
C
FI
LTER
R3
9
CY
1
POSI
TI
VE
NEGA
TI
VE
24V
DC
FA
N
C2
0
Q2
T1
R100, 10
2
C100
NEGA
TI
VE
POSI
TI
VE
HA
LL
CT
2
MA
IN
CONT
ROL
BOA
RD
WELDING TERMINALS
SW
1
C1
7
R5
6
C2
1
C1
9
T1
8
R101, 10
3
C101
V8
COUT
2
COUT
1
L1
DI
SPLA
Y
BO
AR
D
MB
J12
SOLENOI
D
8
PI
N
RE
MO
TE
OT1
TH
1
WV
WE
LD POSI
TI
VE
WE
LD NEGATIVE
CT
1
IN
PU
T
RECT
IF
IE
R
POSI
TI
VE
NEGA
TI
VE
R2 4R 50
W
J1
V7
L4
C2
3
C2
2
DRI
VE
IN
QF
SOURC
E
DY
2
DY DY
1
PF
C
JC
GU
N
GUN
OU
T
FJ OT2
IF
B
TO
R
CH
TR
IG
GER
C2
5
C2
4
EFFECT
T2
HF
CO
IL
110/220V
AC
TI
VE
NEUTRAL
NEUT
RA
L
AC
TI
VE
HF
220
V
SOU HF
HF
GUN
IN
FI
LTER
HF
BO
AR
D
A-11670