ESAB LHF 405 PIPEWELD, Руководство по обслуживанию

Страница: 30 / 34

Edition 071024
-- 30 --
smlhfpw2
1. Mains supply switch
2. Yellow lamp, thermal cut--out
3. Switch for display selection -- Volt. or Amp
4. Digital display for welding parameters
5. Arc lenght switch, long/short
6. Method selector switch: Arc Air Gouging, MMA, TIG
7. Remote switch
8. Hot Start
9. Arc Force
10. Current setting
11. Remote socket
12. Connection for start signal from the TIG welding torch
MMA welding
Set switch (6) to . In MMA mode implicitly “anti stick” function is ON. It prevents
of sticking the electrode to workpiece during arc striking.
TIG welding
Set switch (6) to . In TIG mode output voltage of machine is ON after the welding
torch switch is pressed. After arc initiation current rises from minimum possible value
until it reaches the value set by operator.
It is recommended to set switch (6) to “SHORT”.
Arc Air Gouging
Set switch (6) to . In Arc Air Gouging mode current should be set close to
maximum value in order to ensure proper gouging conditions.
It is recommended to use LHF 615 PIPEWELD for gouging.
Overheating protection
If the internal temperature becomes too high, the welding is interrupted and disabled.
This state is indicated by permanent lighting of the orange indicating lamp on the
front of the unit. It resets automatically when the temperature falls down.