Lincoln Electric 420C Pro User Manual

IM3004
01/2005
Rev. 1
POWERTEC
280C, 350C & 420C PRO
OPERATOR’S MANUAL
MANUALE OPERATIVO
BEDIENUNGSANLEITUNG
MANUAL DE INSTRUCCIONES
MANUEL D'UTILISATION
BRUKSANVISNING OG DELELISTE
GEBRUIKSAANWIJZING
BRUKSANVISNING
INSTRUKCJA OBSŁUGI
BESTER S.A.
ul. Jana III Sobieskiego 19A, 58-260 Bielawa, Poland
www.lincolnelectriceurope.com

Lincoln Electric 420C Pro Specifications

General

Input Phase	1-Phase
Weight	154.79 kg
Processes	MIG, Flux-Cored
Welding Processes	MIG, Flux-Cored
Wire Feed Speed Range	50-700 IPM

Summary

Safety

Read and Understand Instructions

Emphasizes reading the manual before operating the equipment for safety.

Electric Shock Hazard

Warns about high voltages and the risk of touching live parts.

Electrical Equipment Safety

Covers powering off, grounding, and cable inspection for electrical safety.

Electric and Magnetic Fields

Installation and Operator Instructions

Location and Environment

Input Supply Connection

Controls and Operational Features

Front Panel Controls

Overview of switches, knobs, and indicators on the machine's front panel.

Wire Feed Speed Controls

Output and Polarity Connections

Display and Indicator Lights

Welding Operations and Setup

Inserting Electrode Wire

Step-by-step guide for loading welding wire into the torch.

MIG/MAG Welding in Manual Mode

Setup and procedure for welding using the manual MIG/MAG mode.

Maintenance

Routine Maintenance

Periodic Maintenance

Technical Specifications

Input and Output Ratings

Details on input voltage, power, and output current/voltage.

Electrical and Physical Dimensions