Kenmore Rapid Valve Shifts or High Flow Changes

Softener causes water hammer or banging pipes during regeneration

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Possible Causes

High water pressure, Loose plumbing supports, Fast-acting valve shifts, Undersized or rigid piping near softener

How to Fix / Troubleshooting

Safety first: Be cautious of sudden pressure changes when adjusting valves.

Step-by-step checks:

  • 1. Check water pressure:
    • Measure house water pressure; if above 80 psi, install or adjust a pressure-reducing valve.
  • 2. Secure piping:
    • Ensure pipes near the softener are properly strapped and supported.
  • 3. Install water hammer arrestor:
    • Consider installing a water hammer arrestor near the softener inlet.
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Repair Difficulty

Easy 2/5

Required Part

Water Hammer Arrestor (Accessory)
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