
Wire Feed Arc Welder
Replacement Parts List - Model WG4000
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No.  | Description | Part Number | Qty | 
1  | Warning decal - 1 pc Italy  | DK670100AV  | 1  | 
2  | Ground clamp - large (Cord not included)  | WC100100AV  | 1  | 
3  | Welding cable 6 AWG (6 ft)  | ❋  | 1  | 
4  | Strain relief  | WC102000AV  | 2  | 
5  | Handle  | WC301700AV  | 1  | 
6  | Power cord 12AWG/3C (10 ft) Type ST with 230V, 50A Plug  | ❋  | 1  | 
7  | Wire speed control knob  | WC400201AV  | 1  | 
8  | Switch knob  | WC400401AV  | 1  | 
9  | Wire speed control PCB ▲  | WC401700AV  | 1  | 
10  | Power switch ▲  | WC401800AV  | 1  | 
11  | Capacitor - 15,000 µF ▲  | WC401900AV  | 2  | 
12  | Drive deck assembly (Includes nos.   | WC500400AV  | 1  | 
13  | Tension screw  | WC500002AV  | 1  | 
14  | Tension spring  | WC500003AV  | 1  | 
15  | Roller cover  | WC500004AV  | 1  | 
16  | Swing arm  | WC500005AV  | 1  | 
17  | Drive roller -   | WC500006AV  | 1  | 
  | Optional drive roller -   | WC500001AV  | ✤  | 
18  | Swing arm roller  | WC500007AV  | 1  | 
19  | Spool lock  | WC500100AV  | 1  | 
20  | Spindle spring  | WC500101AV  | 1  | 
21  | Spool adapter  | WC500200AV  | 1  | 
22  | Spindle  | WC500300AV  | 1  | 
23  | Torch ring  | WC600009AV  | 1  | 
24  | Torch assembly - Universal  | WC600900AJ  | 1  | 
25  | Hanger clip  | WC600003AV  | 1  | 
26  | Torch handle - 2 pc  | WC600201AV  | 1  | 
27  | Trigger  | WC600202AV  | 1  | 
28  | Contact spring  | WC600203AV  | 1  | 
29  | Gas valve  | WC600204AV  | 1  | 
30  | Trumpet liner - 5.75”  | WC600305AV  | 1  | 
31  | Swan neck w/ diffuser (Tweco®)  | WC600701AV  | 1  | 
32  | Wire liner - coated metal  | WC600209AV  | 1  | 
33  | Nozzle, Tweco® style  | WT502100AJ  | 1  | 
34  | Wheel  | WC701300AV  | 2  | 
35  | Front foot  | WC702300AV  | 1  | 
36  | Cylinder bracket  | WC702400AV  | 1  | 
37  | Axle  | WC703200AV  | 1  | 
38  | Wheel cap  | WC703400AV  | 2  | 
39  | Polarity cap - red ▲  | WC704000AV  | 1  | 
40  | Polarity cap - black ▲  | WC704100AV  | 1  | 
41  | Hose barb - external ▲  | WC802300AV  | 1  | 
42  | Hose barb - internal ▲  | WC802400AV  | 1  | 
43  | Cylinder chain  | WC802700AV  | 1  | 
44  | Handshield (lens not included) ▲  | WC801600AV  | 1  | 
45  | Shaded lens (for handshield) ▲  | WC801100AV  | 1  | 
46  | Welding helmet (promotional models only) ▲  | WT100000AV  | 1 or 0  | 
47  | Replacement lens kit - one shaded and two clear ▲  | WT110501AV  | ✤  | 
48  | Optional aluminum welding kit (includes Teflon® wire liner, smooth-  | 
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  | groove drive roller and 4 .030" (.8 mm) aluminum contact tips ▲  | WT253000AV  | ✤  | 
49  | Argon regulator with 2 gauges ▲  | WC803200AV  | 1  | 
50  | Adapter - Argon regulator/CO2 cylinder ▲  | WC803300AV  | 1  | 
❋Standard hardware item available at hardware store or welding supply store ▲ Not shown
✤ Optional accessory, sold separately
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  | ***OPTIONAL WIRE | 
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  | **OPTIONAL CONTACT TIPS (4/package) | ||||
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  | Type | Description | (2 pounds) | (10 pound)  | 
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  | mm  | in.  | Part Number  | |||||
  | Flux  | WE200001AV  | WE201000AV  | 
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  | Flux  | .035”  | WE200501AV  | WE201500AV  | 0.6  | 0.024  | WT501200AJ  | ||
  | MIG  | ER70S6  | .024”  | WE300001AV  | WE301500AV  | 0.8  | 0.030  | WT501300AJ  | |
  | MIG  | ER70S6  | .030”  | WE300501AV  | WE302000AV  | 0.9  | 0.035  | WT501400AJ  | |
  | MIG  | ER70S6  | .035”  | WE301001AV  | WE302500AV  | 
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  | Aluminum MIG  | ER5356  | .030”  | WE303001AV (1 lb.) N/A  | 
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