Overview
The model CACR-SR20BF1AM belongs to Yaskawa’s Re-engineered Servopack family, developed as a direct replacement for earlier CACR-SR series drives. Although these units maintain identical mechanical structure and connector layouts, they i...
Repair and Testing Description
The CACR-IR15SEB Servopack was sent in with Alarm 3 Regenerative Problem Detection. According to the customer, the fault occurred sporadically, but when tested in our workshop, it appeared immediately after startup, ...
Repair of a Yaskawa XtraDrive XD-02-MSDL the Precision through systematic analysis.
The Yaskawa XtraDrive XD-02-MSDL is one of the less common models within the XtraDrive series. Its distinctive design allows flexible use for both standard rotary s...
The submitted Mitsubishi MDS-B-SP-37 Spindle Drive Unit arrived with a brief but critical customer statement: “Display is black, and the machine will not start.”A short description that often hides a complex underlying issue. When a spindle drive ...
Repair Description
The received Yaskawa SGDB-10VD displayed the error A.C2 – Encoder Phase Detection Fault. The customer reported that the fault appeared intermittently, sometimes after five minutes, sometimes after one hour of operation. The mot...
The Yaskawa SGDV-120D01A Servopack was received from a customer with the complaint that an A.410 fault appeared instantly when the 400 V power was switched on. The unit showed no operation and remained in alarm state.
Initial visual inspection reve...
The incoming set consisted of a Yaskawa Converter VS-656 MR5 (CIMR-MR5N4037) and a Yaskawa Inverter VS-626M5 (CIMR-M5A40370-XXXX).When received, the inverter showed no signs of life, only the CHARGE LED was active, indicating partial DC bus voltage bu...
Customer Issue Description
The customer reported that the Servopack turns off by itself, even when the machine is idle and no load is applied. No active error appeared on the display. The issue occurred intermittently, sometimes immediately after p...
Initial Condition and First Observations
The Mitsubishi MDS-C1-SP-260 was sent to us with the fault “Power Module Overheat.” This alarm is quite common in the C1 spindle drives and almost always indicates a thermal imbalance in the power sectio...
The device was sent to us because on Monday morning, after the machine was switched on, the spindle drive remained dark and showed no function.No LEDs were lit, no reaction a classic case of total failure in the DC link or auxiliary voltage section.
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