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haas keyboard
One more update: I attached the picture of my upper fan on electric cabinet-awful.Completely blocked with dirty. I always just watched the bottom fan. After cleaning I found out that it is burned out and replace it with new one. Now machine working a few days without problems- I hope that it... -
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haas keyboard
Hello, guys I am really grateful to you for taking the time and try to help me with this issuie. Any suggestion can be helpful.. Here is update from today: First I measure low voltage +5, -5, +12, -12 - this values are all OK. Then I measure 160VDc on servo boards and receive 178V - this is... -
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haas keyboard
Ok, I will check all voltage first and then check also conection on a back side of IO board- but there are so many cables connected.. it is not quick job. For me also is not logical that this overheating cause the problem on procesor board.. but anyway this overheating is not good and need to... -
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haas keyboard
Yes this machine is produced in 1993.#1, Tomorow I will check all power supplys again. Today I measure voltage between the resistor and ground and it show me 200V. ??? I don t know from where I receive 200V? Max voltage should be 160- this is for servo cards. I will check also main transformer-... -
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haas keyboard
Today I borowed a thermometer and check some elements on the boards. I found out that on i/O board I have an elevated temperature on two resistors and capacitors. (pictures attached)The temperature reaches almost 90 degrees. I thing that this is absolutely to much. I made the same measurement... -
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haas keyboard
Good idea with a thermal camera. I will ask some friends for it, or I will buy it. I will report about the results... Thanks. -
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haas keyboard
I finally manged to change the keyboard with new, but situation is the same. Machine freeze after 1 hour of work. And yes - countryguy you are right, it is overheating. I open the back door and put big fan to blow air in to the electric cabinet. With fan I can work 5- 6 hours without error... -
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Robocut Alpha 0iA- square problem
Hello, Thank you for a feedback- also I have the same thinking about this problem. I try to set today parameter 1851- this is for backslash setting of x -i put 70 ( 7 microns), but result is not so much better. Still have 0.015 difference. It is interestimg- when I measure block of 100mm I get...- dami
- Post #3
- Forum: EDM Machining
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Robocut Alpha 0iA- square problem
Hello, On my Robocut I have a problem that dimension of square is not the same in X and Y. Difference is 0.02 mm and this is too much, also round hole is cut oval. I make a test and measure 100mm long block on X and Y direction and machine shows max error of 3 microne. So, positioning is OK...- dami
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- Replies: 2
- Forum: EDM Machining
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haas keyboard
Hello, Everybody I ordered new keyboard and it will arrive this days, but Iˇm not 100% sure that this is my main problem. After 1 hour of work computer freeze, kayboard is not active enymore and machine stops. With new restart, I get strange screen (picture), obviously system can not load... -
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haas keyboard
Hello to All I have VCE 750 machine and I have a problem with RESET key. It gets stuck sometimes. Anybody know maybe if it is possible to open this keyboard and clean (repair) or I need to change it. If anybody have it for spare parts, Iˇm ready to buy it- also used. Regards, Damijan