Harvey Clock Backup / Memory Retention Issue

Harvey softener display shows incorrect time after every power cut

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Possible Causes

No internal backup battery, Failing memory capacitor, Frequent power interruptions, Control board design limitation

How to Fix / Troubleshooting

Safety: None beyond normal electrical safety.

  • Minimize outages: Ensure the softener is plugged into a stable supply, not a switched extension lead.
  • Reset time: After a power cut, promptly reset the time-of-day to ensure correct regeneration scheduling.
  • Consider UPS: For areas with frequent outages, use a small uninterruptible power supply (UPS) to maintain power to the Harvey adapter.

If the unit is specified to retain time but does not, the control board’s backup circuit may be faulty and require replacement.

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Repair Difficulty

Very Easy 1/5

Required Part

Harvey control PCB
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