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Models WF1800, WF1900 and WF2000
Wire speed too fast
Heat too high
Wire speed too slow
Heat too low
Travel speed too low
Travel speed too fast
Normal heat, wire speed,
travel speed
Base metal
Figure 17 - Weld Appearance
Y
S4 NC
OPENS @ 127∞C
ON/OFF
S1
GROUND
MIN
MAX
T1
S2
BLACK
WHITE
GREEN
~
+
-
S4
-+
M
DRIVE
DECK
-
+
4321
WIRE SPEED
CONTROL BOARD
~
S3
GUN
1
2
4
5
6
L2
L1
TO WORK CLAMP TO TORCH
Figure 19 - Wiring Schematic (WF2000)
S3
OFF
L2
L1
GUN
S2
~
WIRE SPEED
CONTROL BOARD
1234
+
-
DRIVE DECK
M
+
+
-
-
-
+
~
GREEN
WHITE
BLACK
S1
T1
MAX
MIN
GROUND
S3 NC
OPENS @ 120˚C
Y
TO TORCH
TO WORK CLAMP
Figure 18 - Wiring Schematic (WF1800)
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