Plumbing topics · Brand
A. O. Smith
A. O. Smith and State water heaters: blinking light codes, gas valve and sensor faults, and how to decide between repair and replacement.
Answers (7)
- How do I find a water heater's age and warranty by serial?
- What do A. O. Smith tankless codes 101 and 991 mean?
- What do A. O. Smith tankless codes 111 and 121 mean?
- What do A. O. Smith tankless error codes mean?
- What do A. O. Smith water heater blinking light codes mean?
- How do I test a water heater heating element?
- Where is the reset button on a gas water heater?
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