One of the most important ways to protect the investment of your tankless water heater is to perform annual inspection and maintenance. Skipping annual maintenance is the number one cause of premature failure, and you could also void the warranty. Proper inspection and maintenance will help you get the highest efficiency and longest life of your heater.

Rinnai Annual Cleaning – Water Heater

This video is great because it walks you through every step to clean your unit properly and easily.

  1. Check error codes
  2. Remove front panel of water heater
  3. Inspect flame rod
  4. Remove & clean air filter screen
  5. Remove & clean the cold water filter & flush with vinegar
  6. Replace front panel