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Improperly sized gas system

Operational Issue: Improperly sized gas system

Rheem · Tankless Water Heaters

¿Qué significa Improperly sized gas system ?

An undersized or improperly configured gas supply system can cause operational problems with the water heater. This can also affect the performance of other gas appliances connected to the same system.

Causas comunes

  • Gas pipe size too small
  • Incorrect meter or regulator capacity
  • Undersized flexible gas connector

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Verify the gas pipe size is adequate for the total BTU load.

  2. 2

    Check the capacity of the meter and regulator.

  3. 3

    Ensure any flexible gas connectors have a BTU capacity greater than the water heater's requirement.

  4. 4

    Consult the installation manual's tables for proper gas pipe sizing.

  5. 5

    If issues persist, contact a qualified gas technician or plumber.

Ver todos los códigos en este manual (24)
Datos técnicos verificados. Última actualización: April 2026

Fallas relacionadas

88Error 88 — Maintenance required before clearing codeAlarm/Error IndicatorSystem Alert — An issue has been detectedDANGER: Shock HazardDANGER: Shock Hazard — Electrical power is present
Fuente: Rheem Tankless Water Heaters
Open Manual (Page 43)Buscar más códigos en este manual