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Scald Warning Illuminated

Scald Warning Illuminated — Potential Scalding Water Temperatures

Rheem · Air Conditioning

What does Scald Warning Illuminated mean?

This indicator lights up when the water temperature poses a risk of scalding. Exercise caution when using hot water from the taps.

Common Causes

  • Water temperature set too high
  • Thermostat malfunction
  • Heating element failure leading to overheating

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the current set point temperature on the display.

  2. 2

    If the temperature is too high, adjust it to a safer level via the settings menu.

  3. 3

    Mix hot and cold water at the tap before use.

  4. 4

    Allow the water to cool slightly before drawing a bath or shower.

  5. 5

    If the warning persists at normal settings, contact customer support.

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Verified technical data. Last updated: April 2026

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Source: Rheem Air Conditioning
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