Miller Spoolmatic 15A Owner's Manual - Page 20

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7-6. Replacing Diffuser

Trouble

No weld output; gun/feeder does not

work.

Erratic weld output.

Pressing gun/feeder trigger does not en-

ergize weld control; welding wire is not

energized; shielding gas does not flow.

Wire feeds, shielding gas flows, but

welding wire is not energized.

Wire feeds erratically.

OM-1213 Page 16

Tools Needed:

Secure weld control plug in 115 volts AC receptacle (see weld control Owner's Manual).

Place Power switch on welding power source in the On position (see welding power source Owner's

Manual).

Tighten and clean all connections.

Secure plug from gun/feeder trigger cord into 10-socket receptacle on weld control (see Sections 5-4 and

5-5).

Secure control cable leads in weld control (see weld control Owner's Manual).

See Troubleshooting section in welding power source Owner's Manual.

Check and correct drive roll pressure (see Section 5-7).

Clean drive roll or replace drive roll (see Section 7-3).

Decrease spool brake pressure (see Section 5-7).

Turn Off welding power source.

Nozzle

FasTip

To remove, see Section 7-1.

Diffuser

Remove diffuser and replace.

3/8 in.

Remedy

Ref. 803 348-G