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Heat Pump Fault Finder AU

Verified codeset result

The manufacturer documentation publishes fault code 279 for the Enviroflo S 5.0kW remote-controller flashing codes, mapped to the affected Rinnai models listed below.

Fault code 279

Rinnai Enviroflo S 5.0kW remote-controller flashing codes: 279

Enviroflo S 5.0kW remote-controller flashing codes

Rinnai logo (for identification)

Last verified from the captured official source review.

279 meaning for this led_blink codeset

This page isolates Rinnai fault code 279 for the Enviroflo S 5.0kW remote-controller flashing codes. It does not combine the Rinnai 279 meaning with another controller or codeset.

Before applying the Rinnai 279 meaning, confirm the affected model uses the Enviroflo S 5.0kW remote-controller flashing codes. In that controller namespace, 279 means documented as tank upper sensor fault.

The Rinnai Enviroflo S 5.0kW Operation and Installation Manual source anchor on page 30 supports this Rinnai 279 record for the Enviroflo S 5.0kW remote-controller flashing codes.

The permanent source key rinnai-enviroflo-s5-led 279 keeps the rinnai-enviroflo-s5-led 279 controller/code pairing distinct in publication.

What the documentation says

Documented as tank upper sensor fault.

This is a paraphrase of the manufacturer’s documentation. A licensed technician confirms the actual cause.

Severity

Amber — service attention

Amber means the fault needs attention; contact the manufacturer or a licensed technician if it persists.

Repair, replacement and warranty context

Start with diagnosis, then compare repair and replacement

An amber classification usually calls for a diagnosis and repair quote, not automatic replacement. Compare parts availability, repair cost and system age only after the fault has been confirmed by an appropriately licensed professional.

This brand has a verified current Australian support route, so check warranty coverage with the manufacturer before authorising paid repair or replacement work.

Affected models

Every model mapped to this codeset is listed with the evidence match state used by this site.

Related codes from this codeset

These codes appear in the same documented controller or display codeset.

  • 149

    Documented as tank is filled with high temperature water.

  • 218

    Documented as dc fan motor locked.

  • 268

    Documented as heat pump discharge high temperature.

  • 308

    Documented as communication fault between inverter.

  • 338

    Documented as heat pump evaporator sensor fault.

  • 358

    Documented as heat pump discharge sensor fault.

Choose the right next step

Warranty or local repair?

Answer both questions. If the unit may be covered, we will direct you to the manufacturer first. Your answers stay in this page unless you submit a repair request.

Choose both answers to see the recommended route.

Official source

Where this result comes from

Rinnai Australia. Rinnai Enviroflo S 5.0kW Operation and Installation Manual, PDF page 30. Retrieved .

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