AWELCO TIG 210 AC/DC Manual De Usuario página 10

Base material
[mm]
1
1,5
2
3
4
RESET
It is possible to reset the parameters to the factory configuration (factory settings) holding the knob A for 8 seconds.
MAINTENANCE
Refer all servicing to qualified personnel following the standard reference (IEC 60974-4).
TROUBLESHOOTING
Anomalies
The machine suddenly stops working after long
use
During the welding, the operator feels a tingling in
the hand.
Arc off
Your unit does not weld correctly.
TIG
Instable arc
The electrode melts
Electrode Ø Welding current
[mm] [A]
40 – 60
2
50 – 80
2-3 90 – 120
3 150 – 180
4 180 – 200
Causes
The machine is overheated due to excessive use
and thermal protection intervened
Defective electrical ground system
Poor contact between earth clamp and workpiece
Polarity error
-Default coming from the tungsten electrode
-Too important gas flow rate
Polarity error
TIG AC SETTINGS
Additive material Gas flow
[L / min]
[mm]
1,6
7 – 9
1,6 – 2,0
2 – 2,5
8 – 12
2 – 3
3 10 – 15
Remedies
Wait that the LED TERM is off to restat welding
Check the plug and grounding system of the power supply.
-) Tighten the earth clamp and the work piece surface and check
-) Clean or replace electrode and gas nozzles
Check the torch or electrode holder connection (+ or -)
-Use a tungsten electrode with the adequate size
-Reduce gas flow rate
Check that the earth clamp is really connected to "+"
Joint type
1
2
2
2, 4