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Hi there
I have a HITACHI SEIKI ht20sii with yasnak lx3 control I want to know is there any parameters for controling of axis speed ?
When I want to move the Z axis in start and stop it has impact...

I have looked in the gearbox there isn't any problem bearing are ok and also the gears.

It doesn't have bearing problem because it turn with out any problems with hand

The gear sound come. it is exactly start at 1000 and end at 2000

Hello
Have a good day

I have a center milling machine okuma mc4va with yaskawa spindle drive and motor. It had faulty driver so we repaired that after the repair some abnormal sound come from...

The problem is from base drive does it possible to change the japc c062.t with japc 062??

Hi
I have an okuma mc-4va with yaskawa cimr 626mt2 7.5kw spindle drive unit in acceleration it gets OC alarm and it doesn't work Could you help me please.
I want to change the base drive JAPC...

Hello
Have a good day
I have an okuma mc-4va 4 axis with osp5000 control it's spindle drive is out of order and I want to change it but I couldn't find the same one so I want to change it with VAC...

Hi there
Is there any on help me about programs send and receive from rs232c in okuma MC-4VA machine.

How ?
Is it the BTR ?

Hi there
Is it possible to dnc the osp5000 gm control. I want to send and resive the program between PC and NC
Also dnc the machine for big programs .

Yes I tried.
Let me tell every thing.
The machine spindle drive sometimes got the OC alarm.I suspected about the igbts so I decided to change the igbts together after the replacement I have got...

Yes it's in ready mode. The ATC ready light is on

Yes I can move
I jog mdi and automatic mode

Hi
I have a okuma mc4va with yaskawa spindle drive unit recently spindle does not rotat please help me.
There isn't any alarm on spindle drive and NC .for example I put the s500m3 but there is no...

I have got that alarm for a once now there isn't alarm on NC and drive but after (s500m3 ) isn't any action in spindle

I have look the pdf. Thanks
I give any speed to the machine spindle but it's not run . I have the Source and Run light on driver after pushing the start bottom but it's not run .

Hi
My machine has a spindle drive problem so I think I find a way from maintenance manual to get me out of this trouble.

I looked but there is operation and maintenance manual I have been searching for only maintenance manual.

Hi there
I need okuma mc4va maintenance manual please help.

Hi there
I need electrical (wiring) manual mc4va with osp 5000M.G control please help me.
[email protected]

I don't purchased new transistors. I just replaced the transistors place

Thanks for the answer
Before the 558 alarm I get the OC alarm in spindle drive 5 or 6 times in a day so I decided to change the igbts places together after the change motor doesn't start and I get...

Hi
I have get the 558 alarm B on my mill when I input the speed to the machine it doesn't run its spindle then it gets the 558 alarm B please help.

Hello
I need the wiring of yaskawa 626mt2 spindle drive .
It belong to the okuma mc4va milling machine please help .

Hello
I need wiring diagram of yaskawa 626 mt2 spindle drive unit please help me

Thanks everyone the problem has been solved

Motor not shorted transistors are OK.
We changed some capacitors on spindle driver board now the only alarm is OC

Phone number is not correct. Opscontrol

My email
[email protected]