beautypg.com

Wiring diagram – Lincoln Electric IM520 SQUARE WAVE TIG 255 User Manual

Page 36

background image

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

23

9A

239

23

5A

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 diag

ram 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. G

ive the equipment code number..