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.)

WARNING

Battery posts, terminals and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.

CALIFORNIA

Proposition 65

Warning

Diesel engine exhaust and some of its con- stituents are known to the State of California to cause cancer, birth defects, and other reproductive harm.

The following terms are used interchangeably throughout this manual: MIG = GMAW, Wire Welding

TIG = GTAW

Stick = SMAW

SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING		1
1-1.	Symbol Usage	1
1-2.	Arc Welding Hazards	1
1-3.	Engine Hazards	2
1-4. Additional Symbols For Installation, Operation, And Maintenance		3
1-5.	Principal Safety Standards	4
1-6.	EMF Information	4

SECTION 1 – CONSIGNES DE SÉCURITÉ – LIRE AVANT UTILISATION		5
1-1.	Signification des symboles	5
1-2.	Dangers relatifs au soudage à l’arc	5
1-3.	Dangers existant en relation avec le moteur	6
1-4. Dangers supplémentaires en relation avec l’installation, le fonctionnement
	et la maintenance	7
1-5.	Principales normes de sécurité	8
1-6. Information sur les champs électromagnétiques		8

SECTION 2 – DEFINITIONS		9
2-1.	Symbol Definitions	9
SECTION 3 – SPECIFICATIONS		9
3-1.	Weld, Power, And Engine Specifications	9
3-2. Dimensions, Weights, and Operating Angles		10
3-3. Duty Cycle And Overheating		10
3-4.	Volt-Ampere Curves	11
3-5.	Fuel Consumption	12
SECTION 4 – INSTALLATION		12
4-1.	Installing Welding Generator	12
4-2.	Engine Prestart Checks	13
4-3.	Adding Coolant To Radiator	14
4-4.	Connecting The Battery	14
4-5.	Installing Exhaust Pipe	15
4-6.	Connecting To Weld Output Terminals	15
4-7.	Selecting Weld Cable Sizes	16
4-8.	Remote 14 Receptacle RC5 Information	16
SECTION 5 – OPERATING WELDING GENERATOR		18
5-1. Controls (See Section 5-2)		18
5-2. Description Of Controls (See Section 5-1)		19
5-3.	Meter Functions	20
5-4.	Mode Switch Settings	20
5-5.	Lift-Arc TIG Procedure	21
SECTION 6 – OPERATING AUXILIARY EQUIPMENT		22
6-1. Auxiliary Power Receptacles And Circuit Breakers		22
6-2. Wiring Instructions For Optional 240 Volt, Single-Phase Plug (NEMA 14-50P)		23
6-3. Wiring Instructions For Optional 240 Volt, 3-Phase Twistlock Plug (NEMA L15-30P)		23
SECTION 7 – MAINTENANCE AND TROUBLESHOOTING		24
7-1.	Routine Maintenance	24
7-2.	Maintenance Label	26
7-3.	Servicing Air Cleaner	27
7-4. Servicing Optional Spark Arrestor		27
7-5. Servicing Engine Lubrication And Fuel Systems		28
7-6. Servicing Engine Cooling System		29
7-7.	Adjusting Engine Speed	30
7-8.	Overload Protection	31
7-9.	Voltmeter/Ammeter Help Displays	32
7-10. Troubleshooting		33
SECTION 8 – ELECTRICAL DIAGRAMS		38
SECTION 9 – RUN-IN PROCEDURE		40
9-1.	Wetstacking	40
9-2. Run-In Procedure Using Load Bank		41
9-3. Run-In Procedure Using Resistance Grid		42
SECTION 10 – AUXILIARY POWER GUIDELINES		43
SECTION 11 – PARTS LIST		50
OPTIONS AND ACCESSORIES
WARRANTY

Hobart Welding Products 3025 manual Table of Contents

Models: 3025