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What are the latest error codes for the Rheem RTGH series tankless water heaters and their exact diagnostic steps?

ChatGPTgpt-62 queries11/1/2026
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The searches the AI actually ran for this prompt.

SEED QUERY
What are the latest error codes for the Rheem RTGH series tankless water heaters and their exact diagnostic steps?
2 real searches · 1 real-search pass
site:rheem.com RTGH tankless water heater service manual error codes diagnostic steps 2026Google ↗
OBSERVEDInstruction
Rheem RTGH series installation operation manual error code diagnosis 11 12 13 14 15 16 31 32 33 34 35 error codesGoogle ↗
OBSERVEDReason

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)
Short factOther / navigationalComparisonConsequenceReason50%DefinitionInstruction50%Yes / no

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
site:rheem.com RTGH tankless water heater service manual error codes diagnostic steps 2026 Google ↗
Rheem RTGH series installation operation manual error code diagnosis 11 12 13 14 15 16 31 32 33 34 35 error codes Google ↗

Queries

2 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
site:rheem.com RTGH tankless water heater service manual error codes diagnostic steps 2026
OBSERVED
Google ↗
AI Mode ↗
—Instruction——1x
of 1
Rheem RTGH series installation operation manual error code diagnosis 11 12 13 14 15 16 31 32 33 34 35 error codes
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1