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V350-PRO
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TROUBLESHOOTING & REPAIR
F-70 F-70
FIGURE F.29. – REMOTE BOARD LOCATION
WARNING
REMOTE
POWER
OFF
ON
A
AMPS
A
V
VOLTS
WELD TERMINALS
SELECT
OUTPUT
HOT STARTARC CONTROL
-4
+4
+2
-2
0
-6 +6
-10
SOFT
CRISP
+10
-8
+8
5
4
3
2
1
0
6
10
9
8
7
S
E
L
E
C
T
C
C
-S
T
IC
K
7
0
1
8
C
C
-S
T
IC
K
6
0
1
0
T
IG
G
T
A
W
C
V
-W
IR
E
C
V
-F
L
U
X
C
O
R
E
D
L11130-1
CS71D1
Display Board
L1110 7-2
STATU S I NP UT
L11110-1
M
O
D
E SELECT
Mode Board
or Advanced
Process Board
Remote Board
REMOTE BOARD REMOVAL AND REPLACEMENT (continued)
PROCEDURE
1. Remove input power to the V350-PRO.
2. Using a 5/16” nut driver remove the case wrap-
around cover.
3. Perform the Input Filter Capacitor Discharge
Procedure detailed earlier in this section.
4. Locate the remote board behind the front panel of
the machine. See Figure F.29.