Dryers · gas heat

Gas-dryer ignition and flame is unusually slow or delayed

A cycle that takes noticeably longer than normal usually reflects load size, water temperature/pressure, or a sensor extending the cycle, not a failing motor. This record isolates gas-dryer ignition and flame through gas supply versus igniter, valve/coils, sensor and vent.

A cycle that takes noticeably longer than normal usually reflects load size, water temperature/pressure, or a sensor extending the cycle, not a failing motor. For gas-dryer ignition and flame, first confirm valve open and observe ignition behavior externally during Timed Dry.

What this covers

  • gas-dryer ignition and flame with this exact failure state
  • Diagnosis across gas supply versus igniter, valve/coils, sensor and vent

What it does not cover

    Try in this order

    0 of 4 completed
    1. Capture the exact failure state

      Reversible

      Time the cycle against the manufacturer's stated duration for that exact setting and load size. Expected behavior: ignite controlled flame only with airflow and safety conditions satisfied.

    2. Isolate the component boundary

      Reversible

      Confirm valve open and observe ignition behavior externally during Timed Dry. Run the same cycle with a smaller, standard test load and normal supply conditions. Boundary to separate: gas supply versus igniter, valve/coils, sensor and vent.

    3. Correct only the proven cause

      Reversible

      Correct only external supply/airflow and use qualified gas service internally. Adjust the load size or cycle selection, or correct the supply condition — water pressure, temperature or airflow — causing the extension.

    4. Verify and stop safely

      Reversible

      Repeat the same cycle and confirm the duration returns to the expected range. Leave and call the gas utility/emergency services for strong gas odor.

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