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Rinnai water heater error 10
Air supply or exhaust blockage. The vent or air intake is blocked.
Serious · you can check this yourself
10
Meaning: Air supply or exhaust blockage
What causes 10
The vent or air intake is blocked.
What to do
Check the vent termination outside for nests, snow or debris.
Can I fix it myself?
You can make the first check yourself, but stop there: this code can point to a serious fault.
If the code comes back
Book a visit and add the code to the booking. A technician arrives knowing which parts to bring, diagnoses the water heater for a flat $89 and gives you an exact quote before doing any work.
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