Lincoln Electric SVM118-A Welder User Manual


 
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F-37 F-37
FEED-THRU PC BOARD TEST (continued)
FEED THRU PC BOARD RESISTANCE TEST POINTS
TROUBLESHOOTING & REPAIR
Check Points
5J15 to 7J17
4J15 to 6J17
6J15 to 10J17
7J15 to 9J17
10J15 to 4J17
2J15 to 1J17
8J15 to 2J17
9J15 to 3J17
1J15 to 5J17
1J16 to 1J18
2J16 to 8J17
3J16 to 5J18
5J16 to 4J18
6J16 to 8J18
7J16 to 7J18
8J16 to 6J18
Component(s) Being
Checked
L1 and Board Trace
L2 and Board Trace
L4 and Board Trace
L5 and Board Trace
L6 and Board Trace
L7 and Board Trace
L8 and Board Trace
L9 and Board Trace
L10 and Board Trace
L11 and Board Trace
L12 and Board Trace
L13 and Board Trace
L15 and Board Trace
L16 and Board Trace
L17 and Board Trace
L18 and Board Trace
Maximum Allowable
Resistance
4.2 OHMS (3.9 Typical)
4.2 OHMS (3.9 Typical)
.60 OHMS (.50 Typical)
.60 OHMS (.50 Typical)
.60 OHMS (.50 Typical)
.60 OHMS (.50 Typical)
.60 OHMS (.50 Typical)
.60 OHMS (.50 Typical)
.60 OHMS (.50 Typical)
4.2 OHMS (3.9 Typical)
4.2 OHMS (3.9 Typical)
4.2 OHMS (3.9 Typical)
4.2 OHMS (3.9 Typical)
4.2 OHMS (3.9 Typical)
4.2 OHMS (3.9 Typical)
4.2 OHMS (3.9 Typical)
SQUARE WAVE TIG 355