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F-1
DIAGRAMS
F-1
PRO 100
S1
SWITCH
D1
D3
D2
D4
204
204
204
203
203
203
C1
59,000 mf
40V
203
204
-
+
GUN CABLE
CONDUCTOR
BLOCK
TO
WORK
ELECTRICAL SYMBOLS PER E1537
CAVITY NUMBERING SEQUENCE
( COMPONENT SIDE OF BOARD )
539
541
T1
213
GUN TRIGGER
THERMOSTAT
208
5K
WIRE SPEED
R2
(W)
(B)
N.C.
N.C. COMPONENT VIEWED FROM REAR.
ON-OFF
N.C.
209
WINDING
24V
AUXILIARY
FAN MOTOR
X1
202
X2
S2
SELECTOR
SWITCH
CIRCUIT
BREAKER
115V/60HZ
115V/60HZ
OUTPUT
CHOKE
X3
X4
X5
+
H1
H1
H2
F1
541
204
203
209
208
539
213
214
1234
LATCH
5
678910
1234
5
6
7
8910
GAS
SOLENOID
CONTROL P.C. BOARD
J1
J1
CR1
H1
H2
LS1
H2
H2
N.O.
214
N.B.
N.D.
N.A.
N.D.
HIGH VOLTAGE
can kill
Only qualified persons should install, use or
service this machine.
Do not operate with covers removed.
Do not touch electrically live parts
Disconnect input power by unplugging
power cord before servicing
TO EARTH GROUND PER
NATIONAL, LOCAL OR
OTHER APPLICABLE
ELECTRICAL CODES.
PRO100 WIRING DIAGRAM
GAS SOLENOID IS PART OF MIG CONVERSION KIT.
-
+
(MOUNTED TO
SEC. COIL)
WIRE
FEED
MOTOR
CASE
GROUNDING
STUD
N.A. DIODES D2 & D4 ARE MOUNTED
ON THE OUTSIDE HEATSINK.
N.B. DIODES D1 & D3 ARE MOUNTED
ON THE INSIDE HEATSINK, WHICH
IS CLOSEST TO THE CENTER PANEL.
N.D. BOLTED ALUMINUM CONNECTIONS
LEAD COLOR CODE:
B-BLACK
W-WHITE
(DOW CORNING 340) WHEN REATTACHING.
REQUIRE T12837 JOINT COMPOUND
9-20-96D
S1
SWITCH
D1
D3
D2
D4
204
204
204
203
203
203
C1
59,000 mf
40V
203
204
-
+
GUN CABLE
CONDUCTOR
BLOCK
TO
WORK
ELECTRICAL SYMBOLS PER E1537
CAVITY NUMBERING SEQUENCE
( COMPONENT SIDE OF BOARD )
539
541
T1
213
GUN TRIGGER
THERMOSTAT
208
5K
WIRE SPEED
R2
(W)
(B)
N.C.
N.C. COMPONENT VIEWED FROM REAR.
ON-OFF
N.C.
209
WINDING
24V
AUXILIARY
FAN MOTOR
X1
202
X2
S2
SELECTOR
SWITCH
CIRCUIT
BREAKER
115V/60HZ
115V/60HZ
OUTPUT
CHOKE
X3
X4
X5
+
H1
H1
H2
F1
541
204
203
209
208
539
213
214
1234
LATCH
5
678910
1234
5
6
7
8910
GAS
SOLENOID
CONTROL P.C. BOARD
J1
J1
CR1
H1
H2
LS1
H2
H2
N.O.
214
N.B.
N.D.
N.A.
N.D.
HIGH VOLTAGE
can kill
Only qualified persons should install, use or
service this machine.
Do not operate with covers removed.
Do not touch electrically live parts
Disconnect input power by unplugging
power cord before servicing
TO EARTH GROUND PER
NATIONAL, LOCAL OR
OTHER APPLICABLE
ELECTRICAL CODES.
M18176
GAS SOLENOID IS PART OF MIG CONVERSION KIT.
-
+
(MOUNTED TO
SEC. COIL)
WIRE
FEED
MOTOR
CASE
GROUNDING
STUD
N.A. DIODES D2 & D4 ARE MOUNTED
ON THE OUTSIDE HEATSINK.
N.B. DIODES D1 & D3 ARE MOUNTED
ON THE INSIDE HEATSINK, WHICH
IS CLOSEST TO THE CENTER PANEL.
N.D. BOLTED ALUMINUM CONNECTIONS
LEAD COLOR CODE:
B-BLACK
W-WHITE
(DOW CORNING 340) WHEN REATTACHING.
REQUIRE T12837 JOINT COMPOUND
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.