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gas supply failure

Gas supply failure to shut off

Rheem · Water Heaters

What does gas supply failure mean?

The gas supply has failed to shut off, which is a critical safety issue. Turn off the manual gas control valve immediately.

Common Causes

  • Malfunctioning gas control valve
  • Internal component failure

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Immediately turn off the manual gas control valve to the water heater.

  2. 2

    Do not attempt to repair the gas supply yourself.

  3. 3

    Call a qualified service technician immediately.

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 5)Search more codes in this manual