Operation Disturbances; The Most Usual Operation Disturbances Are As Follows; Ordering Numbers - Kemppi 130 Operating Manual

4.

OperaTiOn disTurbanCes

4.1

The mOsT usual OperaTiOn disTurbanCes are as FOllOWs

arc is not ignited:
• Cable is loose or there is a bad connection.
• Electrode of torch is highly oxidized (grey). Sharpen again lengthwise. Check that post
gas time is long enough. Check ignition by using pre-gas e.g. by 4-function operation of
torch.
• There are impurities in shielding gas (moisture, air).
• Protective hose or another insulation of torch is broken and ignition spark is "escaping"
from elsewhere than from electrode of torch.
• Torch is wet.
• At low current is used too big or blunt electrode.
gas shielding is bad (weld pool "is boiling", electrode will be oxidized)
• There are impurities in shielding gas (moisture, air).
• There are impurities in base material (rust, base coat, grease).
• On gas nozzle or housing of tightening bushing has stuck "spatter".
• Net of gas lens is damaged.
• There is too much draught at welding place.
• Note! With gas lens equipment you get a more balanced gas flow than with normal gas
nozzle equipment.
5.

Ordering numbers

EN
TTK 130
TTK 130F
TTK 160
TTK 160S
TTK 220
TTK 220S
TTK 300W
TTK 350W
TTK 250WS
8
4 m 8 m
627063004 627063008
627063104 627063108
627066004 627066008
627066204 627066208
627072004 627072008
627072304 627072308
627080504 627080508
627085504 627085508
627075704 627075708
16 m
627063016
627063116
627066016
627066216
627072016
627072316
627080516
627085516
627075716