TABLE OF CONTENS
ARC WELDING SAFETY PRECAUTIONS .......................................................................................................... i
SECTION 1 SAFETY SIGNALS AND SYMBOLS .............................................................................................. 1
SECTION 2 SPECIFICATIONS ........................................................................................................................... 2
2 - 1 Specifications ..............................................................................................................................................
2
2 - 2 Power supply electrical specifications .......................................................................................................
2
2 - 3 Volt-Amperes Curv es .................................................................................................................................
3
2 - 4 Duty Cycle Curv es .......................................................................................................................................
3
2 - 5 Auxiliary Power Curv es ...............................................................................................................................
4
SECTION 3 INSTALLATION ............................................................................................................................... 4
3 - 1 Selecting a location & mov ing welding source ..........................................................................................
4
3 - 2 Engine prestart checks ...............................................................................................................................
5
3 - 3 Grounding connection .................................................................................................................................
5
3 - 4 Grounding when supplying a building .........................................................................................................
6
3 - 5 Selection of cable length. ...........................................................................................................................
6
3 - 6 Selecting & preparing weld output cables .................................................................................................
7
3 - 7 Connection of the welding power source to the engine generator ............................................................
8
3 - 8 Connection as an independent welding power source ..............................................................................
8
3 - 9 Supply v oltage 127 V a.c. ...........................................................................................................................
8
3 - 10 Supply v oltage 220 V a.c. .........................................................................................................................
9
3 - 11 Recommended fuse sizes and minimum cable section ..........................................................................
9
3 - 12 W eld output term inals ...............................................................................................................................
9
3 - 13 W eld cable size ......................................................................................................................................
10
SECTION 4 FUNCTION OF CONTROLS ......................................................................................................... 10
Figure
4 - 1
Controls ...................................................................................................................................
10
Figure
4 - 2
Engine controls .......................................................................................................................
10
SECTION 5 AUXILIARY POWER GUIDE ........................................................................................................ 11
5 - 1 How much power does equipment required? ..........................................................................................
11
5 - 2 How much power does supply the generator? ........................................................................................
11
5 - 3 Typical connection for emergency plant. ................................................................................................
14
5 - 4 Equipment selection ................................................................................................................................
14
5 - 5 W iring of the 120 V.a.c. / 240 V a.c. plug. ............................................................................................
15
5 - 6 Ov erload potection. ..................................................................................................................................
15
SECTION 6 MAINTENANCE AND TROUBLESHOOTING .............................................................................. 16
6 - 1 Routine maintenance .............................................................................................................................
16
6 - 2 Routine power supply maintenance ......................................................................................................
17
6 - 3 Power Supply Troubleshooting ..............................................................................................................
17
6 - 4 Engine Maintenance ..............................................................................................................................
18
SECTION 7 ELECTRICAL DIAGRAM ............................................................................................................. 19
SECTION 8 PART LIST .................................................................................................................................... 20