Miller 300740 Посібник користувача - Сторінка 21

Переглянути онлайн або завантажити pdf Посібник користувача для Зварювальна система Miller 300740. Miller 300740 32 сторінки. Mpa drive assembly

6-3. Troubleshooting

Trouble

Electrode wire feeding stops or feeds er-

ratically during welding.

Motor runs slowly.

Motor runs at full speed regardless of

wire speed setting.

Notes

Readjust hub tension and drive roll pressure.

Change to correct size drive roll.

Clean or replace dirty or worn drive roll.

Incorrect size or worn wire guides.

Replace contact tip or liner. See gun Owner's Manual.

Remove weld spatter or foreign matter from around gun nozzle opening.

Check and secure motor plug connection.

Have Factory Authorized Service Agent check drive motor.

Reduce load.

Check for correct input voltage.

Have Factory Authorized Service Agent check digital wire drive motor Tachometer board and encoder.

Remedy

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