Even with great maintenance, issues can pop up. Here's how to handle the most common ones. For safety, always turn off the power supply (circuit breaker) to an electric water heater or the gas supply and set the thermostat to "Pilot" before doing any checks.
By keeping the manual filled out and signed, you are protected than 90% of homeowners who toss the paperwork.
Rheem’s 12-year heat exchanger warranty and 5-year parts warranty are void if you cannot prove you followed the manual’s installation and maintenance procedures.