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Priority Indicator Lit

Priority Indicator Light is Lit - Indicates priority setting active

Rheem · Water Heaters

What does Priority Indicator Lit mean?

This light indicates that a priority setting is active on the water heater. This could relate to specific operational modes or demand management.

Common Causes

  • A priority mode or setting has been activated.
  • This may be related to smart home integration or specific operational schedules.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the user manual for details on 'priority' settings.

  2. 2

    Review any associated app settings if applicable.

  3. 3

    Consult the installation guide for advanced configurations.

Browse all codes in this manual (70)
Verified technical data. Last updated: April 2026

Related Faults

1111 - Gas shut-off valve is not fully open1212 - Gas service interrupted or LP gas low13Hot and cold water lines reversed
Source: Rheem Water Heaters
Open Manual (Page 55)Search more codes in this manual