Troubleshooting a Tank Type Water Heater

PROBLEM: No Hot Water is Produced

Gas Control Valve

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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.

Index: Troubleshooting a Tank Type Water Heater

1. Troubleshooting a Water Heater
2. PROBLEM: No Hot Water is Produced
3. PROBLEM: Inadequate Hot Water
4. PROBLEM: Rust Colored Water
5. PROBLEM: Rotten Egg Smell
6. PROBLEM: Low Rumbling or Popping Noise
7. PROBLEM: Higher Pitched Whining (electric water heater)
8. PROBLEM: Water Leak Around Base of Heater