Recently, a customer sent us an SGDK-3030AEA Servopack for analysis. The customer had previously submitted motors for repair, and this time the drive unit itself showed an unusual issue: At low feed rates, the machine’s X-axis operated normally. How...
A furniture manufacturer contacted us with an urgent problem: The Yaskawa SGDH-15DE Servopack in his production line failed sporadically with error code A.b1. The failure occurred irregularly and led to machine downtime, a major challenge, as a critic...
A HAAS VF4 CNC Machine was reported with Y-axis issues: sporadic positioning errors and unusual noise. Upon removal, the SGMG-09A2AB motor showed contamination, oil mist around seals, and play in the front bearing. The UTOPH-81AWF encoder provided fau...
When the unit arrived at our facility, the customer had already described the symptoms in detail. The axis motor vibrated so strongly that the entire machine shook. Surface finish was poor, positioning lost accuracy, and even rapid traverse was unstab...
The repair history of the Mitsubishi MR-S3-80BB-Z33 is a fine example of how expertise and a systematic approach lead to sustainable results.
The unit arrived from Greece, sent by a long-term customer. At first, it was unclear whether the fault was...
The Yaskawa AC spindle motor UAASKD-08LYA11 reached our workshop not directly from the end customer, but through a motor service company that had already carried out a preliminary inspection. The end customer, a mid-sized machining company, reported e...
The Yaskawa SGDS-02A12AY27 Servopack described here was sent to our workshop as an urgent repair case. The customer reported that the unit showed no function at all. Since the machine was crucial for production, extended downtime would have caused sev...
A customer sent in several Yaskawa XtraDrive XD-02-MSD0 units that repeatedly failed with Alarm A.10 (Overcurrent/Overheating) and occasionally with Alarm A.D0 (Faulty pulse control).
Step 1: Inspection and Cleaning
Upon opening the units, heavy...
The motor arrived at our workshop with a clear symptom: loud bearing noise. The customer reported that the machine was still operational, but vibrations had increased significantly. On initial inspection, the motor was visibly dirty covered in metal ...
The MPS30 unit was sent in with the following description:After powering up, the unit starts normally, and the DC bus voltage of 300 V is stable. However, after about five seconds, the controller shuts down. The power supply itself indicates error cod...