My Rheen furnace ignitor glows red, the gas is lit & is blown into the heating duct by the fan for about 3 seconds. 9,168 Posts #21 • Jan 13, 2013 (Edited) mike356 said: I came across this thread via Google, and found it very helpful. water heater. After 3 times the furnace goes into lockout, and the only way to get it out of lockout is to turn the power switch off and on. Favorite Answer. report. It would burn for 10 -15 seconds, shut off and re-lit. Wipe the burner clean with a dry cloth. These numbers seem to be ok per Rheem. Sort of like a marriage. Ask Question Asked 5 years, 7 months ago. I have a State Select Model PR650XCVIT Natural gas water heater is approximately 2 - 3 years old. Twice. Then the ignitor stops glowing red & the gas stops flowing. So I took a long shower that quickly turned luke-warm. LOL just kidding..... ••• More options. With renewed confidence, I went to the water heater and gave it another go. Would appreiate any suggestions for troubleshooting. Now pilot won't stay lit. Gas and Oil Home Heating Furnaces - Rheem Classic 90 Furnace - Won't Stay Lit - HELP - I have been doing some research on the net, and also here on this forum. When I press the pilot reset button (allows a small flow to generate the pilot light) and use the piezo sparker, it lights fine. My Rheem gas water heater wont stay lit sometimes. Satisfied Customers: 24,499. With a r65rr control. I checked the pilot light for dirt or anything maybe clogging it already as well. How to fix: In most cases, it is advisable to change the burner entirely, but first you can conduct some preliminary checks. Answered in 4 minutes by: 3/18/2014. If that signal doesn't get back to the board or the board just doesn't see, the system shuts down. 5 comments. share. Why Won’t My Water Heater Light? I held the knob thing down, clicked the ignite button, and the flame came right on, but the status light won't flash and I don't know what's wrong. The pilot light is a small flame that ignites the gas burner. 1. I have a Rheem Water Heater MDL 21vr50-2p Propane. I shutoff the main gas feed due to a loss of water to the tank. rheem furnace will ignite, but not stay lit. Rheem Prog 50 38N-RH60. A pilot light that won’t stay lit; An electronic Igniter that won’t spark ; Thermostat problems; No Heat or Insufficient Heat – A Rheem Furnace that Won’t Do Its Job. Although a blocked gas line is one reason why the pilot light on a Rheem water heater won't light or stay lit, there are other reasons as well--some easier to correct than others. What happens: Inducer fan turns on and stays on. Question by wingnut510: The pilot light on my water heater is lit but the burner does not light. save. So here are the reasons: If the pilot line is clogged, clean it or replace it. New thermocouple didn't fix the issue. I've replaced the thermocouple, cleaned the burner, cleaned the vent, and removed and checked the flue baffle. Observed that the pilot light is lit but can't hear the main burner … Water Heaters - Hot Water Heater Won't Stay Lit - I recently purchased a house that had been empty for a while, among the many other problems the Kenmore hot water heater will not stay lit… Relevance. Show Less. Turn the thermostat up and listen for the furnace to start. Here are the top five reasons your pilot won’t stay on, as well as methods to fix each issue. Turn the thermostat dial (Dial on the front) back to zero. Water heater burner won't stay lit. Rheem – Aquamax – Dux – Valcan – Thermann. A couple of weeks ago we got a lot of rain around here and our basement got flooded. After I light the pilot, I switch on the gas and it lights -- and then goes out almost immediately. Faulty piezo igniter. A reason this can happen is the pilot shut off does not shut down when the burners safety does. The insurance industry mandated the installation of safety devices which, when tripped by a flammable event, would shut off the air flow to the water heater and render the unit safe. Today I am having the same problem. Now, I want to add something to it so others may benefit. Rheem water heater troubleshooting allows you to find pressure relief valve to some common issues or indicates professional repair or replacement is needed. Water heater won't stay lit. Ask Your Own HVAC Question. 79.9k 5 5 gold badges 93 93 silver badges 210 210 bronze badges. I was wondering if I should attempt to replace the pilot burner or since the unit is ten yrs old go for a replacement which has been quoted as 650 for all labor and materials including the new water heater. If you have a natural gas or propane water heater and have opened your hot water faucet to find that there’s no hot water, the usual culprit is the pilot light going out. Sometimes your water heater pilot light won’t stay lit no matter what you do. If no warm air or only a little warm air is coming from the vents in your home. 100% Upvoted. With a r65rr control. Replaced the thermocouple; pilot lite … Viewed 6k times 1. Troubleshooting these problems with a water heater's pilot light can be done at home. I have good water flow through the heat exchanger. A pilot light in a hot water tank is what allows your water tank to heat up. hide. Why? Rheem water heater- pilot light will not stay lit after having been turned off to install new water filter system. Locate the pilot burner and clean with an old toothbrush lightly sprayed with water-displacing spray, commonly available at most hardware stores or home repair stores. Igniter turns on Gas starts to flow to burners, burners light Igniter starts to turn off, burners stay on for about 3 seconds and then shut off. What happens when the pilot light is lit, but the heat still won’t turn on? It did this 3 or 4 times and then stayed lit. Active 5 years, 5 months ago. Size is 83 gal approx 9 yrs old Would appreiate any suggestions for troubleshooting. I have a Rheem Water Heater MDL 21vr50-2p Propane. Now pilot won't stay lit. - My mother's water heater won't stay lit. HVAC Technician: BillyHvac, Journeyman HVAC Tech replied 6 years ago. Hi, I have a rheem gas water heater, 3 months old, bought at home depot, unfortunately basement flooded and water heater covered about two feet high by the water, the controls are Honeywell, I believe they got wet. GE water heaters are manufactured by Rheem. The unit was purchased and installed on 6/6/2000. 4 Answers. Before taking the Rheem water heater pressure relief valve below, it’s worth remembering the potential dangers – burns … I replaced sump pump and basement has been dry for 3 days, I checked inside, burner is dry, blew out lines, no water anywhere. Then the pilot won't light again unless I wait a long time before trying again. Water heater was working fine till this morning. Over my years servicing water heaters, there have been a few occassions where the pilot will remain on but the burner fails to light. Problem: Your furnace main burner ignites, the main burner stays on for 8 to 10 seconds, then shuts right back off.Your furnace tries this ignition sequence again, and the same thing happens. Show More. My Rheem Criterion II won't keep the burners lit. The water heater uses the piezo igniter to light the main gas burner, and when it is pressed down, it releases the electric spark. The HS780 controller will try 2 more times, and if it doesnt stay lit, it goes into lockout mode. My in laws have a Rheem 21V40-38 and the pilot light will not stay lit. Begin by checking that your furnace is working. The furnace goes through this cycle 3 times, then stops altogether. Replaced the thermocouple; pilot lite … When the water heater is first lit, a valve releases gas into the burner, and the pilot light ignites that gas. So the system lights, then the signal goes back to the board to tell it that its lit. BillyHvac, Journeyman HVAC Tech. With a full line of Rheem ® tank and tankless water heaters to choose from, there’s sure to be one that’s the right fit for your family. dave t. 1 decade ago. :( Any help would be of great use . The ignitor measures under 30 ohms when hot, and about 175 ohms when cold. I cycled the power switch to the power vent off and on and the unit lit. If your pilot light won't stay lit, this can be for a few different reasons: the thermocouple, the gas pressure or the light itself. Low and behold, the pilot stayed lit, and I was able to turn the water heater on, and again, I set it to 120 deg. Thread starter pierce; Start date Sep 9, 2008; Tags 21v40-7 pilot light rheem water heater P. pierce Premium Member. Pilot light won't stay lit. Category: HVAC. Water Heater Pilot Won't Stay Lit. After about 30 seconds, heat from the ignited pilot light flame activates a simple electrical switch called a thermocouple which ensures that the gas supply to the pilot stays open and your water heater keeps functioning. One brand name is WD-40. It … I shutoff the main gas feed due to a loss of water to the tank. Below are some reasons why your burner won’t stay lit. Whether you need high water delivery or low energy costs—or both, we have your next water heater. Started Friday the 25th, so far - Answered by a verified Plumber Share this conversation . Yesterday I noticed that I didn't have any hot water. WHY? A faulty thermocouple or malfunction of the gas valve could be the culprit, but the problem may be as simple as a draft coming from a crack in the wall or under the door. If your water heater’s burner is defective, then this is likely to affect ignition, which may cause the pilot’s light to go off. 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