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Troubleshooting a Tank Type Water Heater

By , About.com Guide

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PROBLEM: No Hot Water is Produced

Gas Control Valve

Gas Control Valve

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No Hot Water is Produced

Possible Causes

  • Faulty gas pilot
  • Faulty gas thermocouple
  • Faulty gas pilot control valve
  • Faulty electric thermostat
  • Faulty upper electric heating element


Possible Repairs

  • Check gas pilot flame and pilot operation. See How to Light a Gas Furnace Pilot for similar operation.
  • Re-tighten, reposition or replace the gas thermocouple.
  • Replace the gas pilot control valve.
  • Confirm power is being provided to the electric water heater thermostat.
  • If power is being provided to electric thermostat, replace thermostat or heating element.

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