Hobart Welding Products 300 DC, 300 AC manual Table of Contents

The following terms are used interchangeably throughout this manual:

TIG = GTAW

Stick = SMAW

Mig = GMAW

WARNING

This product, when used for welding or cutting, produces fumes or gases which contain chemicals known to the State of California to cause birth defects and, in some cases, cancer. (California Health & Safety Code Section 25249.5 et seq.)

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.	Principal Safety Standards	3
1-5.	EMF Information	4

SECTION 1 – CONSIGNES DE SECURITE – LIRE AVANT UTILISATION		5
1-1.	Signification des symboles	5
1-2.	Dangers relatifs au soudage à l’arc	5
1-3.	Dangers supplémentaires en relation avec l’installation, le fonctionnement
	et la maintenance	7
1-4.	Principales normes de sécurité	8
1-5.	Information sur les champs électromagnétiques	8

SECTION 2 – INSTALLATION		9
2-1.	Specifications	9
2-2.	Volt-Ampere Curves	9
2-3.	Duty Cycle And Overheating	10
2-4.	Selecting A Location	11
2-5.	Dimensions And Weights	11
2-6. Weld Output Terminals And Selecting Cable Sizes		12
2-7.	Remote 14 Receptacle	12
2-8.	115 Volts AC Duplex Receptacle	13
2-9.	Electrical Service Guide	13
2-10. Placing Jumper Links And Connecting Input Power		14

SECTION 3 – OPERATION		15
3-1.	Controls	15
SECTION 4 – MAINTENANCE & TROUBLESHOOTING		16
4-1.	Routine Maintenance	16
4-2. Circuit Breakers CB1 And CB2		16
4-3.	Fuse F1	17
4-4.	Troubleshooting	17
SECTION 5 – ELECTRICAL DIAGRAM		19
SECTION 6 – PARTS LIST		20
OPTIONS AND ACCESSORIES
WARRANTY