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Hi,

I have "FAN" flashing on the controller display. Are there diagnostic bits etc I could examine to find which fan is causing the problem ? I know it's possibly the fan in the PSM but can't be...

Metric Screw-cutting and Full Profile Inserts


Hi all,

I'm digging into the spec for M profile metric threads and their manufacture
with full profile inserts.

For external threading does...

.... made more confusing by Z -ve moves being inaccurate and Z +ve moves being ok....

It was the drive belt having wear on one side only of some of the teeth making the belt 'jump' occasionally.

Hi Folks
I wonder if anyone out there can help with a problem that's gotten me beaten:

Lathe: CNC2000L, Fanuc 0TA

I have a big z axis inaccuracy that is proportional to the required movement;...

Thanks Riddersholm .... although not sure about that. All the parameters have not been reset to zero. P0021 = 00000011, P0022 = 00000000

Hi Folks

Could anyone advise on resetting an old Colchester CNC2000 with Fanuc OTA control after battery failure?

Alarms 310 and 320 (and 311, 321) are showing, I'm not sure how to do a "Manual...

Hi
I'm required to do some tapping on my old Dah Lih MCV1000 with Fanuc 10M but am a little unsure about things:
I expected to do it as on my old 0TA lathe with an extension tap holder and G33 with...

Hi Folks
Does anybody know if SK/DV-shank tooling (DIN 69871) can be used in
a CV (CAT) ATC machine?

Regards
Rob

Hi Brandon
Did you get the info you needed? I have a MCV1000 with a 10M which could be checked out as a last resort if required.
Rob

OK Bill. Thanks for that.

Hi Folks
Today I've had some success experimenting with drip feeding an 80's DahLih MCV1000 / Fanuc 10M from a laptop running Ilogic's DNC Server. I managed to get the X axis moving back & forth...

Hi Folks
If anyone can remember details of these controllers perhaps they can suggest a suitable course of action for:

a CRT that has started to display random squares, stripes and weird shapes...

Will do

Ta

Hi Folks

On Chiron FZ08W's with Fanuc 21M and 21iM controllers I am machining
the approximation of ellipses based on a loop of:

%
:0560
G1 X[#101*COS[#110]/2.0+#108]...

Hi Folks

I need to machine a shoulder on a chuck back-plate to fit a new 4 jaw I've bought. I don't trust the measuring equipment I've got to the degree of accuracy I want and so I'll have many...

Dan's recommendation seems to have worked for me. I was having DR Signal Off problems on a 21iMA with USB-RS232 converter and i-logic's DNC Server. My existing cable with 6-8-20 linked worked ok on...

Hi Folks

I'm trying to introduce myself to cadcam systems and the large G code programs that can be generated. So I presume I need to know more about DNC drip feeding and/or memory expansion via...