Servo Drive Repair
Repair and test support for servo amplifiers, axis drives, and motion control drives used in precision machines.
Assemblies We Commonly Check
- Power module
- encoder feedback
- current sensing
- braking circuit
- control board
- communication card
Frequent Fault Symptoms
- Encoder alarm
- overload
- over current
- regeneration error
- position deviation
- no ready signal
- intermittent axis trip
SES Testing Workflow
Motor and encoder compatibility check
power-stage diagnosis
feedback signal verification
axis enable test
extended run test with alarm monitoring
Industries Supported
CNC, robotics, printing, packaging, pick and place, pharma machines, wire cut and EDM.
Brands Often Seen
Yaskawa, Mitsubishi, Panasonic, Delta, Omron, Siemens, Allen Bradley, Fanuc.
SES Automations is an independent repair company. Brand names are used only to identify compatible equipment and service experience.
When to Send the Unit for Diagnosis
Send the unit when the fault repeats after machine-side checks, when there is visible burn damage, when a safety or production-critical machine is down, or when the part is obsolete and replacement lead time is high.
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