Crater - Panasonic YD-350GL4 Operating Instructions Manual

9.3 "CRATER"
Operation: Turn the torch switch on and off twice.
Torch: ON
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
Torch: OFF
② ② ② ②
→
Arc continues
(Self-hold**)
OFF ON
(Self hold**)
Main welding
Torch: ON
③ ③ ③ ③
Change arc type
(Arc for crater)
OFF
OFF
Burn-back time

Crater

29
Torch: OFF
④ ④ ④ ④
→
Arc OFF
Tpf: Gas pre-flow time
:Arc start
☆
:Arc end
★