Navien

This directory contains 34 Navien fault-code records in the current dataset. Coverage is organized by product family and category; it is not a claim that every Navien model uses every listed code.

Covered product families

Current categories: Commercial Boiler.

How to use these records

1. Match the displayed code exactly, including any prefix or leading zero.
2. Open the record and compare its product scope with the equipment nameplate.
3. Use the public source link to confirm the exact model, controller and operator action.
4. Treat component names as descriptions, not proof that the component has failed.
5. Stop and use qualified service when the next step involves hazardous energy or an internal system.

Source coverage

The current Navien seed records link to these source hosts:

• navien.com.mx

Source availability does not replace a model-scope check. See the source policy, editorial policy and safety framework. If a record does not match its source, report a correction.