Real ChatGPT answer · index seedyExQxxm9wE0completeHome services and improvement · plumbingcommercial
Are there any recalls or known issues associated with the Navien tankless error codes we are seeing on our commercial water heater system?
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The searches the AI actually ran for this prompt.
SEED QUERY
Are there any recalls or known issues associated with the Navien tankless error codes we are seeing on our commercial water heater system?
2 real searches · 1 real-search pass
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (2)
Classes come from the query-classifier (a local Laya model). 1 of 2 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT2 real searches · gpt-6
Navien commercial tankless water heater recalls safety notices technical service bulletins error codes known issues 2026 Google ↗
Navien NPE commercial tankless common error codes service bulletin heat exchanger flow sensor ignition fan issues Google ↗
- 5.2 Understanding Error Codes · navieninc.com
- 5.2 Understanding Error Codes · gtsanders.com
- NPE Condensing Water Heaters Service Manual · studylib.net
Queries
2 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
Navien commercial tankless water heater recalls safety notices technical service bulletins error codes known issues 2026 OBSERVED | Google ↗ AI Mode ↗ | — | Consequence | — | — | 1x of 1 | |
Navien NPE commercial tankless common error codes service bulletin heat exchanger flow sensor ignition fan issues OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 |