If the thermocouple is working, you should be able to measure 30 to 40 millivolts of voltage at the connection end of the tube when the pilot flame is on. Estimated Cost: $10 to $30 A thermocouple or flame sensor is a device used to control gas flow in gas water heaters. You can get injured if you don’t do this, so, take precautions. Replace the two-piece wire connector onto the thermocouple and igniter wire, securing it with the retainer clip, and slide the manifold burner assembly back into the water heater. Add to Cart. Replacing a gas-powered water heater costs $1,100 (not including code upgrades). Goheen of Precision Plumbing charges $1,000 to replace a 50-gallon tank-style electric water heater (not including any upgrades required by building codes). Just so, how much should it cost to replace a gas water heater? A gas water heater in Boise, Baton Rouge, Buffalo or Boston uses a thermocouple that includes a probe attached to a copper tube that screws into a port on the gas valve. If the pilot light goes out frequently, it may be necessary to have a professional inspect the thermocouple, a safety device that senses when the pilot light is burning and signals the gas valve to close if the pilot light goes out. The first you know about this is when your boiler isn’t firing because the pilot light has blown out! They usually hold between 20 and 80 gallons of water for easy dispersion throughout your home. Get the best deals on water heater thermocouple when you shop the largest online selection at eBay.com. Honeywell CQ100A1021/U CQ100A1021 Replacement Thermocouple for Gas Furnaces, Boilers and Water Heaters, 18" 4.5 out of 5 stars 152 $10.08 $ 10 . While your choice of water heater will cause a greater or lesser upfront cost, over time this will all average out to where you end up paying about the same over five years. Millions of people ask Thumbtack for help with their projects every year. Instead, contact your local gas company to isolate and solve whatever the problem may be.) ... Thermocouple Cost. Lowenthal charges $185 to replace a bad thermostat and $200 to replace the thermostat and heating element. A typical repair costs $500 , but if the water heater is beyond repair and you need a new one, then expect to pay around $1,100 for the installation. Repairing or replacing a heating element can cost $200-$300*. We track the estimates they get from local professionals, then we share those prices with you. by Rheem. Free returns are available for the shipping address you chose. Over time, the thermocouple can get dirty and stop working because it sits in the pilot light’s flame at all times. Replace thermostat and/or heating element: $150–$200. You have two choices when trying to purchase a thermocouple. Electric water heaters heat the water by elements and therefore do not need. If it isn’t working properly or the water heater reading is not accurate, it might be time to clean the thermocouple on the water heater. What is normal costing and actual costing? Water heater manufacturers typically do not warranty units for longer than six years because they know that’s when they may start to malfunction or fail. A note to our community regarding COVID-19. As long as the thermocouple remains hot, gas is supplied to the pilot light. How To Install Replace a Thermocouple in a Hot Water Heater. Over time, the rod corrodes and can’t do its job. At that point, corrosion inside the tank will start to occur, signaling the end of the unit’s life. Nationally, the average cost of installing a water heater ranges from $500 to $1,000 depending on the type and size of water heater (measured in gallons) and the rates charged by the installer. Repairing Pilot Lights and Thermocouples - How to Repair Major 08 $15.52 $15.52 Copyright 2020 FindAnyAnswer All rights reserved. A gas unit works by way of a gas flame while an electric one works using electric elements, or coils. Rheem SP20064 Thermocouple Replacement Kit. The average hot water heater replacement cost is $650 for a traditional whole-house water heater to be installed and around $1,950 for a tankless whole-home water heater. How do you know if you have a bad thermocouple? If you do the work yourself, you will only pay the price of the part which is about $20. Identify the therm… 4.9 out of 5 stars 10 ratings. Therefore, if your repair bid comes in above $425 and your hot water heater is more than seven years old, you may want to consider replacement versus repair. A thermocouple tells the boiler if the pilot light blows out. How To Replace A Water Heater Thermocouple Water Heater Hub Jul 3 2018. What does a thermocouple do in a water heater? How much will your water heater repair or maintenance cost? On older-style heaters with standing pilot lights, the device is typically called a thermocouple, while on newer units with electronic ignition, the same (or virtually the same) device is called a flame sensor. These units are a lower upfront investment than tankless water heaters but operation and maintenance costs are typically higher. For example Sid Harvey's Dyna-Couple universal mounting thermocouple, sold in lengths from 18" to 48" will replace Honeywell, Robertshaw, Penn Baso, White-Rodgers and other thermocouples. The kit is required anytime the burner door is removed from the unit so that the gasket can be replaced to ensure a proper seal. Rather than trying to unfasten the thermocouple inside the water heater's burning chamber, it's easier to remove the whole burner and thermocouple assembly. What causes water heater pilot to go out? Over time, the thermocouple can get dirty and stop working because it sits in the pilot light's flame at all times. Spare Pilot Water Heater – Replacement Thermocouple For old water heaters with foot indicators, it is very simple to disassemble and replace the thermocouple: 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. 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. Gas Water Heater - Thermocouple replacement [ 0 Answers ] Specifically - I have a State Industries, Inc. 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