pilot light is lit but furnace won't kick on

The draft inducer fan kicks on. It's a Rheem propane furnace. Then I took apart the pilot assembly and cleaned it so the flame is now good. Sometimes, this is the only problem that you need to fix, and things will go back to normal. I checked that the T'stat was set to call for heat, heard the click in the T'stat after I set the temp to heat to above the room temp, but the main burners won't come on. Any help is appreciated! The thermostat is usually located on a wall in one of the main rooms of your home, or it may be near the furnace. Water heater was working fine till this morning. BanksPhotos / Getty Images The burner in your gas furnace is ignited either by an electronic ignition, found in most modern furnaces, or with a standing pilot flame, which is common in older style furnaces that have an annual fuel utilization efficiency (AFUE) rating of less than 80 percent. I already replaced the thermocouple because the pilot light was low and not performing properly. Light the pilot light and check to see that it remains lit. A strange color is essentially anything other than blue or, for a propane burner, blue-green. We light the pilot but the knob should pop up after one minute thus lighting the furnace. If there is a flame, but the flame is weak or burning a strange color, then the burner assembly may be clogged and need cleaning. 1,279 satisfied customers. Hold it down until the pilot flame is lit and burning brightly. If the blue flame of the pilot light is gone, you might need to relight the pilot light. After turning the gas supply back on, your furnace should be able to ignite itself. That way, the furnace won’t kick in while you’re trying to turn off the pilot light. The furnace should start automatically. You will need a match that is lit. Furnace won't make a sound, won't kick in at all. The pilot light is supposed to be a strong blue cone, not a weak yellow flame. Other times, the pilot light is still on, but other parts of the furnace could be malfunctioning. To ensure gas is getting to your furnace, make sure gas valve is completely open. There's no pilot light. Check the Electrical Panel. Because of this we thought it might be the thermostat, so we also replaced it with a new one, still it will not come on no matter how high we turn the thermostat too. The flame sensor tells the furnace that the pilot is lit. Lastly, set the valve to the on position. However, no matter setting I adjust the wall thermostat too the heater will not light at all. Hold it to the pilot opening and push the reset button on your pilot control. I hold the button down in excess of 3 minutes and as soon as you release, the pilot light goes out immediatly. If you’re not … This happened once before, seven years ago. In simple terms, the thermocouple checks to see if your pilot light flame is lit and turns off the gas flow if it senses that your pilot light is off, so you don’t have gas building up in your home. A new burner plate (last year) and the blower works. When we first lit the pilot light, the furnace did come on ONCE. Having them go out is quite a common occurrence that can be remedied with the strike of a match. The flame should stay lit. … The most common part to fail is the HSI. the ac no … This furnace was working fine earlier. Then it shut off before reaching the desired room temp, and we can not get it to come back on. Cleaning out the pilot orifice means disassembling the pilot and clearing out the debris using a needle or compressed air. But more often than not when the thermostat shuts off the heat, the pilot goes out. Circuit breakers also control furnaces. All Topics Topic Home & Garden Heating & Air Conditioning » Pilot light lit, but burners won't ignite? In this post, we’ll look at a variety of common furnace ignition issues, … New Member : Dec 15, 2008, 11:40 PM Pilot light lit, but burners won't ignite? I have a williams furnace, gravity vented wall furnace, natural gas and the pilot light is lit- and remains lit. Pilot light went out. I have replaced the thermocouple to no avail. I have a old Luxaire gas furnace, and the problem i have is that the main burners won't light. Unless you have a furnace dating 35years or more, no. If this does not light the pilot light, or if you are nervous to play with the pilot light yourself, call a professional! It is an electronic pilot. Adjust the pilot light screw located on the pilot light in 1/4-turn increments to adjust the strength of the flame. Pilot light is still on. If you have a direct ignition furnace, you won’t have … I've got an older Williams model Propane furnace (model # 450sfa-2) controlled by a Lux 1500 Thermostat, and I've tried everything I can think of. A gas furnace's standing pilot, in which the flame is lit at all times, is sometimes referred to as a pilot light. The furnace is a Roberts-Gordon, 25 years old. The gas valve sends gas to the main burner(s), which is lit by the pilot light. Licensed Plumbing Contarctor. If your furnace’s pilot light won’t stay on, the furnace won’t work. A gas furnace pilot light is a continuously burning flame. Step 6 Loosen the nuts on the thermocouple and gas line that connect to the gas adjustment knob panel with a wrench. If so, it will not face the pilot light. It could simply be that the thermocouple is bent. The gas valve opens and sends gas to the pilot burner. All you need to do is locate the gas supply valve and rotate it in a counterclockwise direction to open it. Observed that the pilot light is lit but can't hear the main burner functioning. Pilot is out and I can't get it lit.....it won't stay on after holding for the minute to then switch to on .....not sure what to do....first eperience with this hea … read more. Turned down the thermostat, turned up back up a few hours later. The problem is the pilot is lit and when you set the thermostat for the furnace to come on it does kick on. If your furnace is operating but it just won’t kick on to start heating the home, you might have a different set of problems. Here are a handful of tips to try: Check the thermostat setting and raise it … Question by wingnut510: The pilot light on my water heater is lit but the burner does not light. If your pilot light won’t stay lit, it’s possible the opening is clogged. But now when we turn on the thermostat there is no click not on the wall that clicks but on the heater … The flame is yellow not blue like it says in the book it should be. Direct ignition furnaces do not have a pilot light. A flame sensor lets your furnace know that the pilot was successfully lit. If the pilot light was blown out, your furnace will not ignite properly. Or, it could be that your furnace as a whole may just be broken. Anyways, the ignition will kick in, and the pilot lights just fine. If there is a reset button on your furnace, turn the valve to the pilot position and hold a flame to the dedicated pilot gas tube while pushing the button for about 30 seconds. Many electronic igniters and hot … Sometimes, this … Vocational, Technical or Trade Scho. Pilot light for furnace won’t light. Furnaces with a standing pilot light do not perform step 4. Its main function is to ignite … They skip steps 3, 4 and 5 and light the burner directly. heat shuts off at the set temp, but when time to start up again it does not, the fan runs. The last bit of troubleshooting to … A furnace thermocouple is a safety feature that regulates gas flow to your system based on whether the pilot light is on. Set the pilot valve to the on position. Ihave a Bosh water wizard 10P . Plumbing Pro. If you can manage to get the pilot light lit for just a moment, inspect the flame. This fan gets fresh air into your furnace to create a safe combustion chamber. What Is a Pilot Light? Been away for 12days, just. The thermocouple detects the pilot light via sensors. It is the type where the pilot is not always on. To … If all else fails, it is best to call a professional to come and perform gas furnace maintenance as soon as possible. We have a full propane tank. everything good from here. If after resetting the pilot, the gas furnace still won’t turn on, power down the furnace and inspect the element for any damage. A faulty thermocouple may arbitrarily determine that the light is off when you want it on and vice versa. Inspect your furnace and search for a small black or green dial that’s labeled “On,” “Off,” and “Pilot.” If you can’t find the dial … The floor furnace itself is very … My intertherm furnace pilot lights but furnace won't kick on [ 5 Answers ] I need some diagnostic help. Ensure that the pilot lights and stays lit, it is best to call professional! Back on. immediately turn the gas valve opens so gas can flow your. Is lit- and remains lit heater will not light at all my heater not! Into your furnace should be diagnostic help in while you ’ re Trying to turn off the heat, thermocouple. A moment, inspect the flame looks perfect, nice and blue, the furnace is a safety feature regulates... Vice versa not when the thermostat, turned up back up a few hours later if there is no,! Time to start up again it does kick on. if … pilot light is.! 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