1

4-15. Threading Welding Wire Through Gun

 

1

Pressure Roll Assembly

 

Lift arm and open pressure roll

 

assembly.

 

2

Wire Conduit

 

Lay wire conduit out straight.

 

3

Jog Switch

3

Push Jog switch up to feed wire

through wire conduit.

6

4

Drive Roll

For wire sizes .035 in (0.9 mm) and

2

smaller use small groove, and

 

 

.047 in (1.2 mm) and 1/16 in

 

(1.6 mm) use large groove.

 

5

Contact Tip

 

Manually thread wire along drive

 

roll groove and out contact tip 2 in

 

(51 mm). Close pressure roll

 

assembly.

 

6

Tension Thumbnut

4

7

Pressure Adjustment Knob

7

8

Final Pressure Adjustment

8

Turn On feeder and check drive roll

pressure by feeding wire against a

 

 

piece of wood or concrete surface;

 

wire should feed steadily without

1

slipping. If necessary, adjust

 

pressure adjustment knob in gun.

 

Turn Off feeder and welding power

5

source. Reinstall gun cover. Close

and latch feeder door.

 

WOOD

 

 

151 599-F / 151 666-E / Ref. 176 700-A / Ref. S-0651

4-16. Coolant Guidelines

CAUTION

INCORRECT COOLANT OR COOLANT CONTAINING STOP-LEAK ADDITIVES can corrode and/or plug gun/feeder cooling passages.

Use only a mix of 50% distilled water and 50% high quality automotive antifreeze as proper coolant for this product.

Do not use antifreeze containing stop-leak additives.

Use of other coolant voids warranty.

50 − 50 Distilled Water & Antifreeze

2

FULL

 

Draining

 

Filling

 

Tighten Connections

 

 

 

 

 

 

 

 

 

 

3

 

4

Follow these guidelines to decrease corrosion in gun/feeder and cooling system:

1 Coolant

Mix distilled water and high quality automotive antifreeze. Use anti- freeze which does not contain stop- leak additives.

Use of other coolant voids warranty.

2Coolant System Tank

3Changing Coolant Change coolant only if dirty. Add coolant to keep level full.

4Tighten Connections

Keep gun connections tight. S-0760

OM-1581 Page 22

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Image 26
Miller Electric XR W, XR A manual Threading Welding Wire Through Gun, Coolant Guidelines