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OI Roundtable

Got Questions Get Answers => Troubleshooting 101 => Topic started by: rickpend on October 01, 2016, 04:42:PM

Title: What is a Fanuc SV0421 Alarm?
Post by: rickpend on October 01, 2016, 04:42:PM
What is Fanuc SV0421 Alarm?

Looking for some info on this one and some other Fanuc alarms.  Any Fanuc maintenance technicians have details or a good, simple explanation for the SV0421 fault?
Title: Re: What is a Fanuc SV0421 Alarm?
Post by: drives-technician on October 02, 2016, 11:08:AM
Quote from: rickpend on October 01, 2016, 04:42:PM
What is Fanuc SV0421 Alarm?

EXCESS ERROR(SEMI-FULL) The difference between the feedback from the semi and full sides exceeded the setting of parameter No.1729.

(that's from the Fanuc troubleshooting guide)
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