A071 🟡 Repair Required

Rheem Error Code A071: Gas Valve Circuit Error

⚠️ Your Rheem HVAC system has detected a gas valve circuit error. It's safe to operate, but you should schedule a professional repair soon.

How to Fix Rheem Code A071

  1. Check if your Rheem system is in fan-only mode. If not, switch it to fan-only using your thermostat.
  2. Inspect your air filter. If it's dirty, replace it with a new one.
  3. Contact a professional Rheem HVAC technician to diagnose and repair the issue
Type: digital display Display: front panel

What Does Rheem Error Code A071 Mean?

The A071 error on your Rheem HVAC system indicates a problem with the gas valve circuit. This circuit controls the gas flow to your furnace's burner. The system has temporarily shut down the gas supply to ensure safety. You can continue using your system in fan-only mode, but it won't provide heat until the issue is resolved.

Common Causes of Rheem Code A071

  • Wiring issues in the gas valve circuit
  • Faulty gas valve or igniter
  • Clogged or dirty gas valve
  • Incorrect gas valve settings or calibration

Applicable Rheem Models

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Replacement Parts for Rheem Tankless Water Heater Code A071

Gas Valve OEM: R0171244
Igniter OEM: R0171245