Gas Water Heater Thermocouple Replacement Cost

First shut off the gas valve on the water heater and the gas valve on the gas line near the heater.

Gas water heater thermocouple replacement cost.

My 8 year old water heater stopped working. By james carey morris carey. My boiler pilot light continues to go out after having the thermocouple replaced 2 x and the gas valve as well. If you have a gas water heater with a pilot light that won t stay lit it s probably due to a failed thermocouple.

Need a gas. Thermoc assy gas valve have been changed. Spare pilot water heater replacement thermocouple for old water heaters with foot indicators it is very simple to disassemble and replace the thermocouple. The thermocouple is a thermoelectric device that shuts off the gas if the pilot light goes out.

In simple terms it s a short piece of tubing that runs from the gas controller to the pilot. A thermocouple tells the boiler if the pilot light blows out. The thermocouple is part of the pilot burner assembly and connects to the gas control valve on the outside of the water heater. Gas water heaters are less energy efficient than electric water heaters but the cost of electricity may make gas a better choice in some cases.

I had a repairman out who replaced the thermocoupler valve and union ground. The first you know about this is when your boiler isn t firing because the pilot light has blown out. The cost of water heated by electric is 100 per year more than gas. If it does the boiler then shuts off the gas supply to the pilot light thus preventing what would be in effect a gas leak.

Afterward i looked online and found that the part is very inexpensive. I feel like i was overcharged. While the gas heater is 250 1 200. It is a simple device that converts the heat from a burning flame into a small electrical current allowing it to work like a switch to control the flow of gas from the gas supply valve.

However if your water heater is only a few years old repair may be the best way to go. Cost to replace gas valve thermocouple and pilot assembly for gas boiler my pilot light on gas boiler was out. So you light it again and all is well. Then detach the thermocouple from the burner and take it with you to the home center or hardware store to ensure you buy the right replacement.

Once the pilot feed pipes burner feed pipes and thermocouple are disconnected from the gas control valve simply lift the burner assembly from the bottom of the water heater and remove it. Water heater pilot stays on but goes out when burner goes out. Regardless of whether a water heater is gas or electric similar problems can arise and costs to replace the thermostat or heating element in a gas or electric water heater are usually about the same. I asked if i needed to replace the water heater but repairman said no.

The 40 50 gallon water heater with a tank is about 350 3 000. A conventional storage tank water heater has a life of about 10 15 years so if your unit is in that age range it may be worth footing the cost to replace a water heater it rather than constantly fixing problems as they arise with age. Plus a gas heater costs less initially. These units do not store hot water but rather heat it as needed which saves energy.