Lincoln Electric IM520-B Welding System User Manual


 
36
WIRING DIAGRAM
231
TO GROUND PER NATIONAL ELECTRIC CODE
229
PIEZO
BUZZER
(-)
(+)
C1
(1,3)
(1,2)
(1,1)
(2,2) (2,1)
(3,1)
(4,1)
(4,2)
(5,1)
(5,2)
TO KEYPAD MATRIX
X1
240
231
231D
231B
50/60 HZ
237
238
236A
C2
232B
231C
MACHINES ONLY
236
235
232C
229A
239A
239
235A
238A
R3
R4
1-24-97H
G3302
WIRING DIAGRAM - SQUARE WAVE TIG 255 CODE 10451, 10452 & 10453
52
50
232
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. If the diagram is illegible, write to the Service Department for a replacement. Give the equipment code number..