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Troubleshooting a Tank Type Water Heater

By Bob Formisano, About.com

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PROBLEM: Rust Colored Water

Sacrificial Anode Rod for Water Heater

Sacrificial Anode Rod for Water Heater


Rust Colored Water

Possible Causes

  • Corrosion occurring inside glass lined tank
  • Sacrificial anode rod is failing (anode rods dissolve slowly to prevent rusting in the tank)


Possible Repairs

  • Replace sacrificial anode rod with magnesium anode rod. Anode rods are available from a plumbing supply house.

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