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Hi to everyone,
Our Mazak 20/40B has an intermittent spindle lube alarm for a couple of years now and its close to being resolved now but could do with some advice.
Ok ive changed pressure switch...

Hi everyone,
My VQC occasionally stops with spindle lube alarm, switching m/c off clears alarm. Ive checked the filter in the lube tank under the chiller unit and it was as new - no cleaning...

Hi Gridley,
The quote ive got is for new mds spindle drive same as later mazaks [not full retrofit ] as the rest of machine is fine.
Price is now much better as aust dollar is highest its been for...

Hi Nastek,
Thanks for reply, i,m not sure what type of hybrid ic is in machine, what i can tell you is that its a freqrol se and the service guy repairs the boards using second hand ic, because...

Howdy everyone,
We have a 20/40B mazak 1988 model which we have used since new,over the last 2 years we have had trouble with the spindle control, it has blown the w- phase transistor [ i think ive...

All fixed thanks Bill,
I found the interlock for the m/c elec. cabinet door - on top of m/c it had been unscrewed and the button taped down, the hot weather here released the tape. One of the...

Thanks Bill for reply, i,m not aware of any interlock on m/c and i attempted to start m/c as per normal procedure as always when control would not switch on after 2week period, no one else uses the...

Hi everyone, my problem is my leadwell vmc 1988 with oma control wont turn on. After switching on mains when i push start button for oma control there is no joy. Ive checked power supply and green...

Thanks for replys
Just cant get over the wealth of knowledge all you people have ! some of these guys must sleep with their machines, and special thanks to Dan the guru of fanuc, of the next few...

Thanks for the reply
I,m getting east/west north/south lines on the outside dia. and i checked backlash by using pulse handle i will try it with a program to see if there is any difference

Thanks superman
Im ramping with roughing cut using 50dia coromill at 300m per min no problem and leaving only .5mm to finish with solid carbide endmill , i slowed it down to hopefully improve...

Never heard of a ball -bar test but i,m interested in hearing more, we have a couple of companies in australia that set machines with lasers, but they charge like wounded bulls. In reality theyre...

Hi to everyone
Having trouble milling 16mm dia. x 12mm long spigot in some aluminium components i am making, as in i cant get this dia. to the roundness tolerance required. .02mm t.i.r. should be...

Thanks Dan
I dont think i could have done it without all that info, i dont have pc connected to vmc but plan to in the future ( for running m/c from pc ) i,ll start with copying param.
Not sure...

HI everyone
I thought its about time i copyed all parameters from my vmc with oma control 1987, can i just load into my pc or do they have to be written
down manually ?

Great response guys,
First Dan Fritz,
Glad to hear a guru like yourself used G92 in the 1980s which is
when i started, i was interested in your method of accident prevention at start of your...

I hear what your saying , Mike Stevenson !
The guy who initially showed me how to program this m/c was well respected
in the industry (albeit a long time ago ) and there was,nt much he did,nt know...

Hi again,
I think i did,nt provide enough info , on my m/c x axis homing direction is minus (table to right > ) y axis positive (table towards operator ) and of cause z axis positive (UP).
I was...

Hi to fanuc fanatics
I always use G92 to program absolute coordinates on my 1987 leadwell mcvo oma, but when inserting these numbers after G92 they must be opposite to the actual movement to...

Thanks mate it worked a treat, i worked out the sequence no. thing as well

G,day from Mike in Australia, having used mainly mazak machines in my toolmaking career my knowledge of fanuc and g code programing is limited.
I have a 1987 leadwell mcvo which ive only ever done...

Thanks to fanuc service guy ,

My m/c is set up for tape reading so having mentioned that is there any additional info i need ?

Thanks from mike racetech engineering

Thanks fanuc tech support guy.

I have fixed problem by changing 5amp fuse in power unit after performing all checks you suggested which all sounded logical .
I should have included more info in...

Hi to all,

Could some of you cnc guru,s help me with the nessesary tech info needed to
connect my leadwell mcvo oma control to my dell laptop running vista etc.
I wish to do 3d work on this...

Hi can anyone help me please, i have a leadwell mcvo machining centre with fanuc oma control. Ive recently moved the m/c to new location, after restarting and homeing m/c air pressure and spindle...