Contents
For your safety
Item No.: 099-002032-EWM01
5
6.9
TIG welding.................................................................................................................................. 28
6.9.1
Connecting a TIG welding torch with rotating gas valve .............................................. 28
6.9.2
Shielding gas supply (shielding gas cylinder for welding machine) ............................. 28
6.9.3
Connection for workpiece lead ..................................................................................... 29
7
Maintenance and care.......................................................................................................................... 30
7.1
General ........................................................................................................................................ 30
7.2
Cleaning....................................................................................................................................... 30
7.3
Repetition test .............................................................................................................................. 30
7.3.1
Test intervals and scope .............................................................................................. 31
7.3.2
Documentation of the test ............................................................................................ 31
7.3.3
Visual inspection........................................................................................................... 31
7.3.4
Measurement of protective conductor resistance ........................................................ 31
7.3.5
Measurement of insulation resistance.......................................................................... 32
7.3.6
Measuring the leakage current (protective conductor and contact current)................. 32
7.3.7
Measuring the open circuit voltage............................................................................... 32
7.3.8
Function test of the welding machine ........................................................................... 32
7.4
Repair Work ................................................................................................................................. 33
7.5
Disposing of equipment ............................................................................................................... 34
7.5.1
Manufacturer's declaration to the end user .................................................................. 34
7.6
Meeting the requirements of RoHS ............................................................................................. 34
8
3-Year Warranty.................................................................................................................................... 35
8.1
General Validity............................................................................................................................ 35
8.2
Warranty Declaration ................................................................................................................... 36
9
Operating problems, causes and remedies ...................................................................................... 37
9.1
Error messages (power source) .................................................................................................. 37
10
Spare parts list ..................................................................................................................................... 38
10.1
PICO 230; 230 CEL ..................................................................................................................... 38
10.1.1
Front view ..................................................................................................................... 38
10.1.2
Rear view...................................................................................................................... 39
10.1.3
Left-hand side............................................................................................................... 40
10.1.4
Right-hand side ............................................................................................................ 41
10.2
PICO 260; 260 CEL; 260 CEL PWS............................................................................................ 42
11
Accessories, options ........................................................................................................................... 43
11.1
Remote control / connection cable .............................................................................................. 43
11.2
Electrode holder / workpiece lead................................................................................................ 43
11.3
TIG welding torch......................................................................................................................... 43
11.4
Options......................................................................................................................................... 43
11.5
General accessories .................................................................................................................... 43
12
Circuit diagrams................................................................................................................................... 44
12.1
PICO 230 ..................................................................................................................................... 44
12.2
PICO 230 CEL ............................................................................................................................. 45
12.3
PICO 260 ..................................................................................................................................... 46
12.4
PICO 260 CEL ............................................................................................................................. 47
12.5
PICO 260 CEL PWS .................................................................................................................... 48
12.6
PICO 300 ..................................................................................................................................... 49
12.7
PICO 300 CEL ............................................................................................................................. 50
12.8
PICO 300 CEL PWS .................................................................................................................... 51
13
Appendix A ........................................................................................................................................... 52
13.1
Declaration of Conformity ............................................................................................................ 52
