POWER LOSS
AFWFilters Non-volatile memory / backup power issue

Display shows POWER LOSS or flashes and time-of-day resets after outages

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Possible Causes

Insufficient backup on control board, Frequent power interruptions, Faulty power adapter

How to Fix / Troubleshooting

Safety: Work with dry hands around electrical outlets.

  • Stabilize power: Plug the softener into a dedicated, unswitched outlet. Avoid GFCI circuits that trip frequently unless required by code.
  • Check adapter: Inspect the AFWFilters power adapter for damage or overheating. Replace if the output voltage is not within specification.
  • Reprogram settings: After a power loss, re-enter the correct time and verify hardness and capacity settings.
  • Use surge protection: Consider a small surge protector rated for low-power electronics to protect the control board from spikes.
  • Replace control board: If the unit loses all programming after even brief outages, the control board’s memory or backup circuit may be failing and should be replaced.
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Repair Difficulty

Easy 2/5

Required Part

Power Adapter / Control Board
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