subject: Tank Water Heater San Jose: Problems & Possible Causes [print this page] Standard type gas and electric tank water heaters San Jose use an insulated storage tank. Water heaters are generally very reliable but occasionally they do have problems. These problems can include:
No hot water
Inadequate hot water
Rust colored water
Rotten egg odor
Low rumbling or popping noise
Higher pitched whining
Water leaking around base of heater
Before doing any troubleshooting on the tank water heater San Jose, make sure to prepare safely for the job by doing the following:
Turn off power to an electric tank water heater San Jose. Do this by turning off the circuit breaker or fuse powering the heater.
Turn gas pilot control valve to "pilot" setting
Shut off water supply to water heater
Problems & possible causes regarding tank water heater San Jose:
1. No hot water is produced
Possible Causes
Faulty gas pilot San Jose
Faulty gas thermocouple San Jose
Faulty gas pilot control valve San Jose
Faulty electric thermostat San Jose
Faulty upper electric heating element San Jose
2. Inadequate Hot Water
Possible Causes
Tank water heater San Jose Unit is undersized for water heating demands
Broken or damaged dip tube allowing cold and hot water to mix in tank
Faulty plumbing installation has crossed cold and hot water connections
Gas supply or control problems
Faulty electric lower or upper heating element or high or low heating element thermostat.
A constant supply of lukewarm water during a shower is indicative of a defective upper heating element. Short duration hot water supply during a shower is indicative of a defective lower heating element.
3. 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)
4. Rotten Egg Smell
Possible Causes
Bacteria in the tank sediment fed from hydrogen gas created from decay of sacrificial anode.
5. Low Rumbling or Popping Noise
Possible Causes
Noise heard is sound of boiling water. Excessive buildup of sediment in bottom of tank is causing overheating of tank bottom and boiling of water to occur.
6. Higher Pitched whining (electric water heater)
Possible Causes
Buildup of scale material on electrical heating elements
7. Water Leak around Base of Heater
Possible Causes
Faulty T&P (temperature and pressure) relief valve
T&P valve leak due to excessive pressure, overheating or stuck
Leak from overhead or nearby plumbing connection
Leaking water tank (corrosion likely)
There are numerous problems that can happen with your tank water heater San Jose, even though these problems can typically be resolved by calling a tank water heater San Jose service provider.
