Re: Fanuc 3m help

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "rocketscientistnate"
<rocketscientistnate@...> wrote:

>
> I just bought a Yuasa CNC mill off of ebay, and I need a little

help

> getting it going. It is a 1981 model and has a Fanuc 3M control.

I

> keep getting an error that means the Z encoder cable is

disconnected,

> and following the troubleshooting guide in the manual (swapping

cables

> and such) I've concluded the mainboard is bad. Does anybody know

where

> I can get this repaired at a reasonable price (less than $1000)?

Fanuc

> says it has a flat rate for repair on this board, I'm not sure how

they

> do that, but was $2260. WOW! Anyway, I'd really like to get this

thing

> going.
> Thanks
> Nathan Clymer
>

take a look at encoder cable, sometimes it breakes very close to the
pins, sometimes the pins itself gets oxidized.