Tig Welding. Insta Lla Tion A Nd Sta Rt-Up - gala gar 2000 MP Manuel Technique D'instructions

3.3. TIG WELDING. INSTALLATION AND START-UP AND
3.3.1 TIG SYSTEM INSTALLATION. TORCH TO NEGATIVE POLE.
MARK
1 5 4 3 1 2 0 2 9
5 4 9 2 1 6 0 1 8
9 5 3 1 1 2 2 1 9
6 3 7 6 0 0 0 0 0
1 0 1 9 0 5 1 7 0 4 P
1 2 5 4 3 1 2 5 6 0
3.3.2 TIG SYSTEM START-UP.
1 ) Ma ke sure the ma ins volta g e is 2 3 0 V.
2 ) Connect supply ca ble with the suita ble plug to the releva nt sing le-pha se ta p. See section 2 .2 .
3 ) Verify tha t the torch pola rity is neg a tive.
4 ) Check tha t the g a s is Arg on. If it ha s a mobile worksta tion, check tha t the g a s bottle is securely held by the bottle-holder
system. Above a ll check tha t the sa fety cha in is perfectly fa stened.
5 ) Insta ll the pressure-reducing va lve a nd connect g a s hose checking tha t there a re no lea ka g es, throug hout the whole circuit.
3.4. COATED ELECTRODE WELDING (MMA). INSTALLATION AND START-UP
3.4.1 MMA INSTALLATION SYSTEM. ELECTRODE-HOLDER CLAMP TO POSITIVE (REVERSE POLARITY).
MARK REF.
1 5 4 3 1 2 0 2 9
9 5 3 1 1 2 2 1 9
1 1 2 5 9 0 4 0
1 2 5 4 3 1 2 5 6 0
1 6 1 7 0 4 V1 0
3.4.2 MMA SYSTEM START-UP.
1 ) Ma ke sure the ma ins volta g e is 2 3 0 V.
2 ) Connect supply ca ble with the suita ble plug to the releva nt sing le-pha se ta p.
3 ) Connect electrode-holder cla mp to pola rity recommended by electrode ma nufa cturer. Norma lly to positive pole.
4 ) Connect ea rth cla mp to welding ta ble or piece to be welded. Check correct connection of welding ma sses.
5 ) Verify tha t electrodes a re dry. If necessa ry, prehea t electrodes for a t lea st one hour with oven.
REF. DESCRIPTIO N
Input ca ble
Ma chine-ga s connection (2 m)
Ea rth cla mp ca ble
Arg on pressure reg ula tor – Mod. EN 2
TIG SR 1 7 V torch 4 m
Cha ng e of pola rity ca ble
DESCRIPTIO N
Input ca ble
Ea rth cla mp ca ble
Accessories for ele ctrode
Cha ng e of pola rity ca ble
Electric electrode hea ter
G ALA 2 0 0 0 MP
3 0 0 A-3 5 /5 0 (CO NNECTED TO PO SITIVE)
O BSERVATIO NS
INCLUDED
INCLUDED
CO NNECTED TO PO SITIVE
CO NNECTED TO NEGATIVE
NO T CO NNECTED
16
O BSERVATIO NS
INCLUDED
CO NNECTED TO NEGATIVE
NO T CO NNECTED
See section 2 .2 .
2 1