Jandy Pool Pump Error Code 1: How to Fix VFD Over Current

Medium 30-60 minutes High Severity Verified June 2026
Error Code
1
Brand
Jandy
Product Type
pool_equipment
Severity
High
DIY Difficulty
Medium
Estimated Fix Time
30-60 minutes
Error code 1 on a Jandy pool pump indicates a VFD (Variable Frequency Drive) over current condition. This means the pump's electronic drive has detected excessive current draw, which can be caused by mechanical binding, electrical issues, or pump overload. Immediate action is needed to prevent damage to the pump motor or drive.
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Tools You'll Need

How to Fix Error Code 1

  1. Turn Off Power to the Pump

    Always disconnect power before working on electrical equipment.
  2. Check for Debris in the Impeller

  3. Test for Seized Pump Bearings

    Do not force the shaft; if it doesn't move, do not apply excessive force.
  4. Check Voltage Supply

    Only perform voltage checks if comfortable with electrical testing; otherwise, call a professional.
  5. Inspect Wiring and Connections

    Ensure power is off before touching wires.
  6. Check for Ground Fault

    This test should be done with power off.
  7. Reset the Drive

Parts You May Need

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When to Call a Professional

If the error persists after checking the above steps, or if you are uncomfortable with electrical testing, contact a qualified pool technician. A faulty VFD or motor may require professional diagnosis and replacement.

Frequently Asked Questions

What does error code 1 mean on a Jandy pool pump?
Error code 1 indicates a VFD (Variable Frequency Drive) over current condition, meaning the pump is drawing too much current. Common causes include a blocked impeller, seized bearings, low voltage, or a ground fault.
Can I reset a Jandy pool pump error code 1?
Yes, after fixing the underlying issue, you can reset the error by turning the power off at the breaker for 5 minutes and then turning it back on. Some systems also have a manual reset button on the drive.
How do I clear error code 1 on my Jandy pump?
To clear error code 1, address the cause (e.g., remove debris, repair wiring), then power cycle the pump. The error should clear automatically if the condition is resolved.
Is it safe to run my Jandy pool pump with error code 1?
No, running the pump with error code 1 can cause further damage to the motor or drive. Turn off the pump and troubleshoot immediately.
What parts might need to be replaced for Jandy error code 1?
Depending on the cause, you might need to replace the motor bearings, the VFD drive, or repair wiring. If the motor is seized, a new motor may be required.