Miller Electric XMT 400 manual Troubleshooting, Remote 14 receptacle, Reset circuit breaker CB1

Models: XMT 400

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6-4. Troubleshooting

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Trouble

 

Remedy

 

 

 

 

 

No weld output; unit completely inop-

Place line disconnect switch in On position (see Section 4-9).

erative.

 

 

Check and replace line fuse(s), if necessary, or reset circuit breaker (see Section 4-9).

 

 

 

 

 

 

 

 

 

 

 

Check for proper input power connections (see Section 4-9).

 

 

 

 

 

No weld output; meter display On.

If using remote control, be sure Mode Selector switch is in a position that provides output control at

 

 

 

Remote 14 receptacle.

 

 

 

 

 

 

 

 

Check, repair, or replace remote control.

 

 

 

 

 

 

 

 

Unit overheated. Allow unit to cool with fan On (see Section 4-2).

 

 

 

 

 

Erratic or improper weld output.

Use proper size and type of weld cable (see Section 4-6).

 

 

 

 

 

 

 

 

Clean and tighten all weld connections.

 

 

 

 

 

No 110 volts ac output at duplex recep-

Reset circuit breaker CB1.

tacle, Remote 14 receptacle.

 

 

 

 

 

 

 

No 24 volts ac output at Remote 14 re-

Reset circuit breaker CB2.

ceptacle.

 

 

 

 

 

 

 

OM-217 769 Page 26

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Miller Electric XMT 400 manual Troubleshooting, Remote 14 receptacle, Check, repair, or replace remote control