Hobart Welding Products 2250 specifications 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.	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 – INTRODUCTION		9
2-1.	Specifications	9
2-2.	Duty Cycle And Overheating	9
2-3.	Volt-Ampere Curves	10
2-4.	Installing Welding Gun	10
2-5.	Installing Work Clamp	11
2-6.	Setting Gun Polarity For Wire Type	11
2-7.	Installing Gas Supply	12
2-8.	Installing Wire Spool And Adjusting Hub Tension	12
2-9.	Changing Input Voltage From 230 Volts To 200 Volts	13
2-10. Electrical Service Guide		13
2-11.	Selecting A Location And Connecting Input Power	14
2-12.	Threading Welding Wire	15

SECTION 3 – OPERATION		16
3-1.	Controls	16
3-2.	Weld Parameters	17
SECTION 4 – MAINTENANCE AND TROUBLESHOOTING		18
4-1.	Routine Maintenance	18
4-2.	Circuit Breakers	18
4-3. Replacing Drive Roll And Wire Inlet Guide		19
4-4. Replacing Gun Contact Tip		19
4-5. Cleaning Or Replacing Piecemaker 20-A Gun Liner		20
4-6.	Welding Troubleshooting Table	21
4-7. Wire Drive/Gun Troubleshooting Table		21
SECTION 5 – ELECTRICAL DIAGRAM		22
SECTION 6 – PARTS LIST		24
WARRANTY