Arc Spot - Panasonic YD-350GL4 Operating Instructions Manual

9.6 "ARC SPOT"
Press (turn on) and hold down the torch switch until the
welding arc is turned off automatically.
Torch: ON and keep it down
① ① ① ①
Arc ON
Example of wrong operation:
● ● ● ●
Torch: ON and keep it down
① ① ① ①
Arc ON
ON
Torch switch
Tpf
ON
Gas supply
Wire
slow down
Wire feed
Weld voltage
Weld current
Weld conditions
Operation
→
Arc ON
Torch: OFF
② ② ② ②
→
Arc OFF
Tspt
Main welding
32
Note
If the torch switch is released while generating the
welding arc (before Tspt ends), the welding arc is turned
off immediately.
→
<End of Tspt>
→
Arc OFF
→
<End of Tspt>
Note
Releasing the torch switch
before the end of the Tspt
(arc spot time) turns off the
welding arc immediately
without completing preset
welding operation.
OFF
Taf
OFF
Burn-back time
Torch: OFF
② ② ② ②
→
Arc OFF
Tpf: Gas pre-flow time
Taf: Gas after-flow time
Tspt:Arc spot time
:Arc start
☆
:Arc end
★