Hobart Welding Products 187 manual Table of Contents

TABLE OF CONTENTS

SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING		1
1-1.	Symbol Usage	1
1-2.	Arc Welding Hazards	1
1-3.	Additional Symbols For Installation, Operation, And Maintenance	3
1-4.	California Proposition 65 Warnings	4
1-5.	Principal Safety Standards	4
1-6.	EMF Information	4
SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATION		5
2-1.	Symboles utilisés	5
2-2.	Dangers relatifs au soudage à l’arc	5
2-3.	Dangers supplémentaires en relation avec l’installation, le fonctionnement et la maintenance	7
2-4.	Proposition californienne 65 Avertissements	8
2-5.	Principales normes de sécurité	9
2-6.	Informations relatives aux CEM	9
SECTION 3 − DEFINITIONS		11
3-1.	Symbols And Definitions	11
SECTION 4 − SPECIFICATIONS		11
4-1.	Specifications	11
4-2. Duty Cycle And Overheating		12
4-3.	Volt-Ampere Curves	12
SECTION 5 − INSTALLATION		13
5-1.	Installing Nozzle, Contact Tip, And Adapter	13
5-2.	Installing Welding Gun	13
5-3.	Installing Work Clamp	14
5-4.	Process/Polarity Table	15
5-5.	Changing Polarity	15
5-6.	Installing Gas Supply	16
5-7.	Selecting A Location And Connecting Input Power	17
5-8.	Electrical Service Guide	18
5-9.	Installing Wire Spool And Adjusting Hub Tension	18
5-10.	Threading Welding Wire	19
SECTION 6 − OPERATION		20
6-1.	Controls	20
6-2.	Weld Parameter Chart For 230 VAC Model	22
SECTION 7 − MAINTENANCE & TROUBLESHOOTING		24
7-1.	Routine Maintenance	24
7-2.	Overload Protection	24
7-3.	Drive Motor Protection	24
7-4.	Changing Drive Roll Or Wire Inlet Guide	25
7-5.	Changing Nozzle, Contact Tip, Adapter And Liner, And Cleaning Gun Casing	26
7-6.	Replacing Switch And/Or Head Tube	27
7-7.	Troubleshooting Table	28
SECTION 8 − ELECTRICAL DIAGRAM		30