An Okuma VACIV-D6 spindle drive arrived at our workshop with a fault that was difficult to isolate: Alarm 10 appeared occasionally during machine operation. After restarting, the CNC machine could sometimes be operated again, but the fault returned wi...
Industrial Service Case.
An industrial customer contacted our repair workshop after a CNC machine repeatedly reported sporadic axis faults. The machine was equipped with a Mitsubishi AC Servo Motor HF104S-A48 operating together with a Mitsubishi MD...
An Unexpected Machine Shutdown During Spindle Operation
An industrial customer contacted our repair facility after a recurring and difficult-to-diagnose fault appeared on a CNC machine. The machine powered up normally and initially operated without...
A Small Power Supply with a Major ImpactA machine shutdown is not always caused by a servo drive or frequency inverter. In many cases, what appears to be a simple component can bring an entire production process to a standstill. That was exactly the c...
Unexpected Spindle Failure in Production.
A few weeks ago, we received a Fanuc A06B-6154-H011#H590 αiSP 11HV Spindle Drive Unit for inspection. The customer reported a complete machine stoppage because the spindle control was no longer operational...
A few weeks ago, we received a Yaskawa SGMPH-08AAA-SE41 AC Servo Motor from a Star Swiss-type lathe for inspection and repair. The motor was operating together with a Yaskawa SGDK-101010AEA-VY24 Servopack in a machine equipped with Siemens and Yaskawa...
Introduction: A Real Service Case
A customer from the machine tool industry contacted us because of problems with a tool changer that was operating irregularly and occasionally losing its position. The machine was equipped with a Yaskawa UAJPEE-08D...
Introduction: Unexpected Machine Downtime on a Feeler FV-800A.
A few weeks ago, a customer from Sweden contacted us regarding a fault on a Feeler FV-800A machining center equipped with a Mitsubishi Meldas 520AM control system.
The machine could ...
Introduction: A Real Service Case
A customer from the machine tool industry contacted us because an axis could no longer hold its position safely when stopped. The axis repeatedly dropped downward although the drive system had been switched off cor...
When this Mitsubishi MDS-D-V1-20 arrived at our workshop, the customer’s fault description initially seemed very straightforward: the unit would not power up at all. No display, no response and no communication with the machine control.
For t...