Troubleshooting - Miller Axcess E Dual Owner's Manual

AG. UIM Bus Communication
— —
— — Indicates no error message on the displays. UIM board PC7 DeviceNet is losing packets of data. Turn welding pow-
er source off and back on again to clear the communication error.
— —

8-3. Troubleshooting

Trouble
Wire feeds, shielding gas flows, but
electrode wire is not energized.
Electrode wire feeding stops or feeds
erratically during welding.
Motor runs slowly.
Wire feeder power is on, displays light
up, but unit is inoperative.
8-4. Check Web Message Display
When an existing Axcess power source is upgraded to an Axcess E, the first time the unit is powered up the message
CHCK WEB will appear on the display (see Figure 8-1).
Figure 8-1. Feeder Display On First Power Up After Upgrade
!
Check and secure weld cable connections (see Section 5-2).
Check gun trigger connection. See gun Owner's Manual.
Check gun trigger. See gun Owner's Manual.
Readjust hub tension and drive roll pressure (see Section 5-6).
Change to correct size drive roll (see 5-6).
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 nozzle opening.
Have Factory Authorized Service Agency check drive motor or motor control board PC1.
Check for correct input voltage.
Check welding gun trigger leads for continuity, and repair leads or replace gun.
CHCK
1
Program
Volts Time
WEB
WFS Amps
Process
Wire Type
Gas Type
Process Set up Adjust
Disconnect power before troubleshooting.
Remedy
Arc Adjust
Arc Ctl
Sequence
Trigger Control
Trigger Hold
Feeder Set Up
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