Rinnai Error Code 71: Gas Valve Circuit Error

Severity
Warning
Type
digital display
Where to look
front panel
Estimated repair cost: $200 — $500 (parts + labor)
Warning: Your Rinnai water heater has a gas valve circuit error. It's safe to use other appliances, but don't operate the water heater until the issue is resolved.

How to Fix Rinnai Code 71

  1. Check if the power switch is turned on
  2. Ensure the gas supply is turned on and the pilot light is lit (if applicable)
  3. If the water heater is still under warranty, contact Rinnai's customer support for assistance

How to Reset Rinnai Code 71

  1. Turn off the unit using the power button on the front panel.
  2. Turn off the gas supply valve.
  3. Turn off the circuit breaker supplying power to the unit. Wait 30 seconds.
  4. Restore power at the breaker, then open the gas valve.
  5. Turn the unit back on. If the error returns, the underlying issue needs repair.

What does 71 mean?

The Rinnai 71 error code indicates a problem with the gas valve circuit. This could be due to a faulty gas valve, a wiring issue, or an issue with the control board. The water heater will not operate until the problem is fixed to ensure safety and proper function.

Affected Models

Replacement Parts

PartOEM NumberEst. Cost
Gas Valve Assembly RIN-100025000
Control Board RIN-100030000

Related Codes on Same Models

CodeDescriptionSeverity
02 Stagnant Water Detection Warning
10 Air Supply/Exhaust Blockage Warning
11 No Ignition Warning
12 Flame Failure Warning
14 Thermal Fuse Warning
16 Over-Temperature Warning
19 Electrical Grounding Warning
25 Condensate Overflow Warning
29 Condensate Neutralizer Warning
31 Inlet Thermistor Failure Warning