Lincoln Electric IM278-D manual NA-3 and NA-4 Automatic Welding Systems

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NA-3 AND NA-4

AUTOMATIC WELDING SYSTEMS

IM278-D

June, 2008

Safety Depends on You

Lincoln arc welding and cutting equipment is designed and built with safety in mind. However, your overall safety can be increased by proper installation ... and thought- ful operation on your part. DO NOT INSTALL, OPERATE OR R E P A I R T H I S E Q U I P M E N T W I T H O U T R E A D I N G T H I S M A N U A L A N D T H E S A F E T Y PRECAUTIONS CONTAINED T H R O U G H O U T . A n d , m o s t importantly, think before you act and be careful.

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MODELS

SHIPPING DAMAGE CLAIMS:

NA-3N

When this equipment is shipped, title passes to pur-

NA-3NF

chaser upon receipt by carrier. Consequently, claims

NA-3S

for material damage in shipment must be made by the

NA3SF

purchaser against the transportation company at the

NA-4

time the shipment is received.

OPERATOR’S MANUAL

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• World's Leader in Welding and Cutting Products •

• Sales and Service through Subsidiaries and Distributors Worldwide •

Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com

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Contents NA-3 and NA-4 Automatic Welding Systems Safety Electric Shock can kill Welding and Cutting Sparks can Cause fire or explosion Précautions DE Sûreté Thank You Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page 30%%$&%%$ $25-3 Sec. L2.5.10-A SPEED-FEEDREELS Assembly and Installation Lincoln Electric Company Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page G1385 G1387 G1458 Page Page Page Page L6488 L6489 Page Page Page Page Page Page Page Page NA-3N and NA-3S Wiring Diagram Wiring Diagrams Page