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We are talking about the Yaskawa AC servo pack SGDH-02AE-OY, a compact but highly precise drive component from the proven Sigma-II series. Although Yaskawa itself discontinued this model years ago and no longer offers factory repairs, the demand remai...
A short while ago, we received a Mitsubishi AC spindle motor of the type SJ-4-18.5BW4 from a machine service company for repair. The reason: during operation, the motor was noticeably loud and repeatedly showed encoder errors at higher speeds. For the...
Obsolete Servo Drive Without Manufacturer Support
The Mitsubishi MR-J2-60C-S100 is a 600 W AC servo amplifier from the MELSERVO-J2 series. This product line was introduced in the 1990s and featured advanced capabilities for its time, such as buil...
Customer Experience Report – How the Motor Came to Us
“The following report was kindly provided by one of our customers.”
Sudden Failures Despite Proven Technology
We are a medium-sized manufacturing company from Ungary specia...
Repair of a Yaskawa XtraDrive XD-50-TN Servopack – A Real-World Case Study
The Case: Two Months of Downtime and No Results
A customer from the industrial printing sector approached us in desperation. Their production line had been down for two...
What’s the Real Story Behind Mitsubishi’s MR-J40A-D33 Servo Amplifier? We Show Why Many Replacement Units from the Far East Fail in Practice – And How We Can Still Help.
Special Version with a Hidden Difference
The Mitsubishi MR-J...
We are often asked:“Is it even worth repairing such a small servo motor?”It’s a valid question – especially when it comes to motors like the Mitsubishi HF-KP43JK-S6 with Encoder OBA18, a compact 400-watt servo drive.And the answer, lik...
The incident at the customer spindle drive MDS-B-SPJ2-37 with bang and smoke
At one of our customers’ facilities, the spindle motor SJ-P3.7A experienced repeated failures. Eventually, the associated spindle drive MDS-B-SPJ2-37 from Mitsub...
In this post, we have compiled interesting and helpful information about the Okuma MIV0303-1-B1 servo drive unit (Order No. 1006-2229). Our goal is to provide you with a comprehensive overview and quick service for anyone seeking information.
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