13
t1
:
Ignition of the arc, the starting current is set;
t2
:
Release the handle button, the current begins to rise to the set welding current value. If the
pulsator is on, the current is modulated
t2
～
t3:
up slope
t3
～
t4
：
welding process
t4
：
Press the handle button. The welding current begins to drop to the value of the crater
current
t4
～
t5:
down slope
t5
～
t6
：
end current
t6
：
Release the handle button. The arc is extinguished, shielding gas flows out;
t7
：
The solenoid valve closes the gas flow, completing welding.
Welding in SPOT mode - TIG
0
：
Press and hold the handle button. The outflow of protective gas begins;
0
～
t1
：
Pre flow
t1
～
t2 :
Arc ignition, welding current increases from the minimum value to the set welding current
value,and the spot welding starts now. If the pulsator is on, the current is modulated.
t2
～
t3
：
During welding, the handle button should remain pressed;
Note
: If the pulsator is on, the welding current flashes, if the pulsator is turned off, the welding
current has a constant value.
t3
：
It is time to finish spot welding , the welding current begins to drop. If the pulsator is on, the
falling current is modulated;
t3
～
t4
：
Welding current falls to the minimum value, the arc is extinguished;
t4
～
t5
：
Post gas
t5
：
The solenoid valve closes the gas flow, release the button, completing welding.
8. PROBLEM AND SOLUTION
In case of malfunction of the device, before sending the welder to the service, check the list of basic
failures and try to remove them yourself. Any repairs to the device may only be made after
disconnecting the plug from the mains socket.
