ICE
American Whirlpool Freeze Protection Mode Active

Display shows ICE or IC and pumps run unexpectedly in cold weather

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Possible Causes

Water temperature near freezing, Ambient temperature very low, Freeze protection sensor triggered, Spa left uncovered in winter

How to Fix / Troubleshooting

Safety first: Do not disable freeze protection; it prevents plumbing damage.

ICE indicates the spa is automatically running pumps and possibly the heater to prevent freezing.

  • Keep cover on: Ensure the American Whirlpool cover is in good condition and properly closed to retain heat.
  • Verify water level: Maintain proper water level so all plumbing remains submerged.
  • Allow system to run: Let the spa operate in freeze protection mode until temperatures rise.
  • Winterize if not in use: If you do not plan to use the spa in freezing conditions, have it professionally winterized and drained.

If ICE appears in mild weather, a sensor may be misreading and should be checked by a technician.

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Repair Difficulty

Very Easy 1/5
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