WELDKAR WK MIG 3140, Instruction Manual

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INVERTER WELDER
WK MIG 3140
12
WARNING
PROTECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS INJURY OR DEATH. KEEP CHILDREN
AWAY. PACEMAKER WEARERS KEEP AWAY UNTIL CONSULTING YOUR DOCTOR. DO NOT LOSE
THESE INSTRUCTIONS. READ OPERATING/INSTRUCTION MANUAL BEFORE INSTALLING,
OPERATING OR SERVICING THIS EQUIPMENT.
Welding products and welding processes can cause serious injury or death, or damage to other equipment or property, if
the operator does not strictly observe all safety rules and take precautionary actions.
Safe practices have developed from past experience in the use of welding and cutting. These practices must be learned
through study and training before using this equipment. Some of these practices apply to equipment connected to power
lines; other practices apply to engine driven equipment. Anyone not having extensive training in welding and cutting
practices should not attempt to weld.
Safe practices are outlined in the European Standard EN60974-1 entitled: Safety in welding and allied processes - Part 2:
Electrical. This publication and other guides to what you should learn before operating this equipment are listed at the end
of these safety precautions.
HAVE ALL INSTALLATION, OPERATION, MAINTENANCE, AND REPAIR WORK PERFORMED
ONLY BY QUALIFIED PEOPLE.
While the information contained in this Manual represents the Manufacturer’s best judgement, the Manufacturer assumes
no liability for its use.
Reproduction of this work, in whole or in part, without written permission of the publisher is prohibited.
The publisher does not assume and hereby disclaims any liability to any party for any loss or damage caused by any error
or omission in this Manual, whether such error results from negligence, accident, or any other cause.
All rights reserved.
Copyright 2016
Weldkar Welding Equipment
www.weldkar.com
!
TABLE OF CONTENTS - ENGLISH
1 Safety Instructions and Warnings 13
1.1 Arc Welding Hazards 13
1.2 Symbol Chart 15
2 Introduction 16
2.1 General description 16
2.2 Technical specifications 16
2.3 Explanation of the technical specifications listed on the machine plate 16
2.4 Thermal protection 16
2.5 Motor-driven generators 16
3 Installation 17
3.1 Description of the equipment 17
3.2 Reel fitting sequence 17
3.3 Wire feed 17
3.4 Gas connection 17
3.5 Welding mild steel 18
3.5.1 MIG Welding with gas protection 18
3.5.2 MIG Welding aluminium 18
3.5.3 MIG welding stainless steel 18
4 Maintenance 19
4.1 Maintenance of the welding inverter 19
4.2 Precautions after repairs 19
4.3 Troubleshooting & Service 19
A Electrical principle drawing 40
B Spare Parts list 41