Noritz · Water heater
Code 92 Neutralizer life cycle warning
What this code means
An early warning that the condensate neutralizer cartridge is nearing the end of its service life.
Most likely causes
- Neutralizer media naturally depleting with age and use
What to try first
Replace the neutralizer cartridge per the maintenance schedule in the manual.
Good news: this one is often fixable without a service call. If it persists after the steps above, have it looked at.
Find the part on Amazon →FAQ
What does Noritz error code Code 92 mean?
Neutralizer life cycle warning. An early warning that the condensate neutralizer cartridge is nearing the end of its service life.
Can I fix Noritz code Code 92 myself?
Often, yes. Replace the neutralizer cartridge per the maintenance schedule in the manual.
What causes Noritz code Code 92?
The most common causes are: neutralizer media naturally depleting with age and use.
Other Noritz water heater codes
All Noritz water heater error codes →
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This information may contain errors or not apply to your exact model — always double-check it against your appliance's own manual before acting. If there's any chance of a gas, fire, electrical, carbon monoxide, or other safety hazard, stop and call a licensed professional or the appropriate agency (e.g. your gas utility) instead of relying on this page alone.