Troubleshooting Your SH12


Save time and Money! Review the charts below and you may not need to call for service. This water heater incorporates a variety of shut off devices that prevent the operation of the water heater if undesirable combustion conditions occur. Such as the presence of a blockage of the combustion air vent, insufficient gas or pressure which can impact the safe operation of the water heater. Please contact a Qualified Service Technician if this occurs.


If you still need assistance and the above information did not answer your inquiry, please reach out to our team by emailing Please have your Proof of Purchase, Serial Number, and Photos of your Installation ready. ~ Team Eccotemp!

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