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MAINTENANCE

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SAFETY PRECAuTIONS

WARNING

ELECTRIC ShOCK can kill.

Turn the input power OFF at the welding power source before installation or changing drive rolls and/or guides.

Do not touch electrically live parts.

When inching with the gun trigger, electrode and drive mechanism are "hot" to work and ground and could remain energized several sec- onds after the gun trigger is released.

Do not operate with covers, panels or guards removed or open.

Only qualified personnel should perform mainte- nance work.

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ROuTINE MAINTENANCE

Check weld cables, control cables and gas hoses for cuts.

Clean and tighten all weld terminals.

PERIODIC MAINTENANCE

Clean drive rolls and inner wire guide and replace if worn.

Blow out or vacuum the inside of the feeder.

Inspect the motor brushes every 6 months. Replace if shorter than 0.5” (12.7mm).

CALIbRATION SPECIFICATION

See the (OPERATION SECTION), set-up menu, for calibration of amperage and wire feed speed.

RED-D-ARC LN-25™ PRO EXTREME

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Lincoln Electric IM10078 specifications ROuTINE Maintenance, Periodic Maintenance, CALIbRATION Specification