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I keep thinking I’ve got to be missing something here, but I can’t see how this mill would work at all with the servo amp transformer “T2” connected as in the photo which doesn’t seem to match either...

I’m only getting 60 volts out of the servo transformer where it should be 220 volts. Checked connections on xformer primary and they look ok for 480 volts, close to the 440 v. Config given by Enshu....

New info: unfortunately I may have been getting bad info. I was taking voltage readings again from the secondary of the servo amp xformer and they always read 60.4 volts. I noticed all the...

Here’s the troubleshooting diagram from OEM. 2nd page, step 3 lists 60, 90, and 120 volt servo amp input. My servo amps aka velocity control units are Fanuc products.

John Morris has shared 2...

Documents just discovered

https://www.flickr.com/photos/189102681@N07/shares/6C8Pn2

Looking inside panel for anything suspicious, female 50-pin Honda plug at “CR3” has a mess of apparently hand-inserted wire. I’ll have to do continuity checks on each wire.
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Correction: The relay with the red glowing LED under it has “EM1” over it, looks like that’s the number of the relay in question. Enshu schematic has “emergency” as the function of this relay. ...

Thx, will do, never heard of “soft home.” Just sat down, never looked inside panel from That low level before, and saw LED marked “PD9” next to relay D9, was lit red. Have 4 sheets of schematics...

I have problem with same system, a “not ready” alarm that won’t go away. Details here, pls help.

https://www.cnczone.com/forums/fanuc/409294-help-accumill-1547-3m-system-ready.html

I have similar problem, a “not ready” alarm that won’t go away.

See details and help please.

https://www.cnczone.com/forums/fanuc/409294-help-accumill-1547-3m-system-ready.html

I have similar problem, a “not ready” alarm that won’t go away. Pls see details here: https://www.cnczone.com/forums/fanuc/409294-help-accumill-1547-3m-system-ready.html

I have similar problem but it is a not ready alarm that won’t go away.

Here are details: https://www.cnczone.com/forums/fanuc/409294-help-accumill-1547-3m-system-ready.html

Interesting. If anyone can help me with a similar problem, described here, please do.

https://www.cnczone.com/forums/fanuc/409294-help-accumill-1547-3m-system-ready.html

Accumill Yuasa/Enshu only error code is “not ready.” I’ve gone over this with Fanuc reps who looked at the pertinent diagnostic codes, primarily 101, and said all seems normal on Fanuc side and it...