Industrial Electronics Repairer how-to
How to Replace a Variable Frequency Drive
Drive swaps need care.
Quick answer
Drive swaps need care. In short: record; lock; wait, then complete the remaining steps below.
Step by step
Record parameters.
Lock out power.
Wait for capacitors to discharge.
Swap the drive.
Load parameters.
Test the motor.
Safety reminders for industrial electronics repairers
- Follow lockout/tagout
- Wear arc flash PPE
- Discharge capacitors
- Use ESD protection
Key terms
PLC · HMI · VFD · Sensor · Encoder · I/O: see the full industrial electronics repairer glossary.