Hobart Welding Products 1800 specifications Table of Contents

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.)

The following terms are used interchangeably throughout this manual: Stick = SMAW

OM-929B

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.	Setting Gun Polarity For Wire Type		11
2-6.		Installing Gas Supply	12
2-7.		Installing Wire Spool And Adjusting Hub Tension	12
2-8.		Changing Input Voltage From 230 Volts To 200 Volts	13
2-9.		Electrical Service Guide	13
2-10.		Selecting A Location And Connecting Input Power	14
2-11.		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. Cleaning Or Replacing Gun Liner		19
4-4. Replacing Switch And/Or Head Tube		20
4-5. Replacing Gun Contact Tip		21
4-6. Changing Drive Roll And Wire Inlet Guide		21
4-7.	Welding Troubleshooting Table	21
4-8. Wire Drive/Gun Troubleshooting Table		22
SECTION 5 – ELECTRICAL DIAGRAM		23
SECTION 6 – PARTS LIST		25
WARRANTY